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ุจุณู… ุงู„ู„ู‡ ุงู„ุฑุญู…ู† ุงู„ุฑุญูŠู… ู‡ุฐู‡ ู‡ูŠ ุงู„ู…ุญุงุถุฑุฉ ุฑู‚ู… ุนุดุฑุฉ
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ู„ู…ุณุงู‚ ุฑูŠุงุถูŠุงุช ู…ู†ูุตู„ุฉ ุทู„ุงุจ ูˆ ุทุงู„ุจุงุช ุงู„ุฌุงู…ุนุฉ
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ุงู„ุฅุณู„ุงู…ูŠุฉ ูƒู„ูŠุฉ ุชูƒู†ูˆู„ูˆุฌูŠุง ุงู„ู…ุนู„ูˆู…ุงุช ู‚ุณู… ุงู„ุญูˆุซุจุฉ
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ุงู„ู…ุชู†ู‚ู„ุฉ ุงู„ูŠูˆู… ุงู† ุดุงุก ุงู„ู„ู‡ ู‡ู†ุจุฏุฃ ููŠ ุงู„ุดุจุทุฑ ุงู„ุฃุฎูŠุฑ
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ููŠ ุงู„ู…ุงุฏุฉ ุงู„ู„ูŠ ู‡ูˆ ุดุจุทุฑ ุนุดุฑุฉ ุชุญุช ุนู†ูˆุงู†igraphs
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ู‡ู†ุฌูŠ ุงู„ู„ูŠ ู‡ูˆ ุงู†ุนุฑู ุฅูŠุด ู‡ูˆ ู…ุนู†ุงุฉ graphs ุฅูŠุด ู…ุนู†ุงุฉ
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ุงู„ graphุŸ a graph ู‡ูˆ ุจุงุฎุชุตุงุฑ is a pair of V ูˆ E of
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6 ูŠุนู†ูŠ ู‡ูˆ ุนุจุงุฑุฉ ุนู† ุฒูˆุฌ ู…ู† V ู…ุฌู…ูˆุนุฉ ูˆ E ู…ุฌู…ูˆุนุฉ ุงู„ุขู†
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V ุฅูŠุด ู‡ูŠ ูˆ E ุฅูŠุด ู‡ูŠุŸ ู‡ู†ุดูˆู ุฅูŠุด ุงู„ุขู† ุจุงู„ุชูุตูŠู„ ุฅูŠุด
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ู‡ูŠ ุงู„ V ูˆ ุฅูŠุด ู‡ูŠ ุงู„ EV non-empty set ุงู„ู„ูŠ ู‡ูŠ
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ู…ุฌู…ูˆุนุฉ ุบูŠุฑ ุฎุงู„ูŠุฉ and each element of a set E of E
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is a set ูŠุนู†ูŠ ูƒู„ element ููŠ ุงู„ E ุนุจุงุฑุฉ ุนู† set ุงู„
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set ู‡ุฐู‡ ุจุณ ู…ูƒูˆู† ู…ู†ู‡ุง ู…ูƒูˆู†ุฉ ุจุณ ู…ู† ุนู†ุตุฑูŠู† ุงู„ set E
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ู‡ุฐู‡ ุนู†ุงุตุฑู‡ุง ุนู†ุงุตุฑู‡ุง ุนุจุงุฑุฉ ุนู† ู…ุฌู…ูˆุนุงุช ูƒู„ ู…ุฌู…ูˆุนุฉ
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ู…ูƒูˆู†ุฉ ู…ู† ุนู†ุตุฑูŠู†ู‡ุฏูˆู„ ุงู„ุนู†ุตุฑูŠู† ู…ู† ูˆูŠู† ุฌูŠุงุช ู…ู† ุงู„ V
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ุงู„ู„ูŠ ู‡ูŠ ูƒู…ุง ู…ุฑุฉ and each element of E a set ูŠุนู†ูŠ
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ูƒู„ element ููŠ ุงู„ E ุนุจุงุฑุฉ ุนู† set of two distinct
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elements ู…ู† ุนู†ุตุฑูŠู† ู…ุฎุชู„ูุงุช ู…ู† ูˆูŠู† ู…ู† ุงู„ E of V
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ุงู„ุขู† ู‡ูŠ ุงู„ E ู…ุซู„ุง V1 ูˆ V2 ู…ูˆุฌูˆุฏุงุช ุนู†ุงุตุฑ ููŠ ู…ูŠู† ููŠ
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V ูุงู„ and Eุนู†ุงุตุฑู‡ุง ุนุจุงุฑุฉ ุนู† ุงู„ู€ set ุงู„ู…ูƒูˆู†ุฉ ู…ู† V1
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ูˆ V2 ุฃูˆ ุงู„ู„ูŠ ู‡ูˆ ุจู†ู‚ูˆู„ V1 join V2 ู‡ุฐุง ุนู†ุตุฑ ู…ู† ุนู†ุงุตุฑ
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ุงู„ู„ูŠ ู‡ูˆ ุงู„ู€ set E ู‡ู„ุฌูŠุช ุชุถุญูŠ ุงู„ุตูˆุฑุฉ ุฃูƒุซุฑ ุงุตุจุฑูˆุง
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ุนู„ูŠู‡ุง ุงู„ elements of V called vertices ูŠุนู†ูŠ ุนู†ุงุตุฑ
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ุงู„ V ู‡ุฐู‡ ุจู†ุณู…ูŠู‡ุง vertices ุฑุคูˆุณ ูŠุนู†ูŠุงู„ุงู† ูƒู„ ุนู†ุตุฑ ู…ู†
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ุนู†ุตุฑ ุงู„ V ุจู†ุณู…ูŠู‡ ุฑุฃุณ ุจุนุฏ ุดูˆูŠุฉ ูƒู„ ุนู†ุตุฑ ู…ู† ุนู†ุงุตุฑ ุงู„
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E ุงู„ู„ูŠ ู‡ูˆ ุจุชูƒูˆู† ู…ู† ุฑุฃุณูŠู† V1 ูˆ V2 ุจู†ุณู…ูŠู‡ Edge ุงูˆ ุฎุท
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ู‡ุฐุง ุงู„ู„ูŠ ู‡ูˆ ุนู†ุตุฑ ู…ู† ุนู†ุงุตุฑ ุงู„ Eุงู„ุฃู† ุงู„ู€ elements of
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E ุนู†ุงุตุฑ ุงู„ู€ E is an an unordered pairs ูŠุนู†ูŠ ุนู†ุงุตุฑ
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ุงู„ู€ E ุนุจุงุฑุฉ ุนู† ุฃุฒูˆุงุฌ ู…ุด ู…ุฑุชุจุฉ ู…ุง ุจู†ู‚ูˆู„ุด ุนู†ู‡ุง ุฃุฒูˆุงุฌ
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ู…ุฑุชุจุฉ ู„ุฃ of vertices ุฅุฐู† ุนู†ุงุตุฑ ุงู„ู€ E ุงู„ู„ูŠ ู‡ูŠ ุนุจุงุฑุฉ
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ุนู† ูƒู„ ุนู†ุตุฑ ููŠ ุงู„ู€ E ุนุจุงุฑุฉ ุนู† ุฒูˆุฌู…ู† ุงู„ุนู†ุงุตุฑ ุงู„ู„ูŠ ู‡ูŠ
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ู…ู† ุงู„ vertices ุจู†ุณู…ูŠู‡ุง ุฅูŠุด Edge ูŠุนู†ูŠ ุนู†ุงุตุฑ ุงู„ E ู‡ูˆ
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ุนุจุงุฑุฉ ุนู†ุตุฑ ุงู„ E ุฒูŠ ูˆุงุญุฏ ู…ู† ุนู†ุงุตุฑ ุงู„ E ุงู„ู„ูŠ ู‡ูˆ ุงู„
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Edge V1 V2ูŠุนู†ูŠ V1 ูˆ V2 ู‡ุฐุง ุนู†ุตุฑ ู…ู† ุนู†ุงุตุฑ ุงู„ู€ E ู‡ุฐุง
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ุงู„ุนู†ุตุฑ V1 ูˆ V2 ุจู†ุณู…ูŠู‡ Edge ูŠุนู†ูŠ ู‡ูŠูˆ ุฅูŠุด ุนุจุงุฑุฉ ุนู†
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ุญุฑู ู‡ุฐุง ุงู„ุญุฑู ุนู†ุตุฑ ู…ู† ุนู†ุงุตุฑ ุงู„ู€ Eูˆู…ู† ุฃูŠู† ุฌุงุกุช ุงู„ู„ูŠ
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ู‡ูŠ ุงู„ู„ูŠ ุจูŠูƒูˆู† ุงู„ุญุฑู ุงู„ V1 ูˆ V2 ู…ู† ุงู„ 6V ุงู„ู„ูŠ ู‡ูŠ
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ุงู„ุณุช ุชุจุน ุงู„ุฑุคูˆุณ ุงู„ู„ูŠ ุนู†ุงุตุฑู‡ุง ุงู„ู„ูŠ ู‡ูŠ ุนุจุงุฑุฉ ุนู† ุงูŠุด
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ุนู† vertices ู‡ุชุชุถุญ ุงู„ุตูˆุฑุฉ ุงุตุจุฑูˆุง ุดูˆูŠุฉ ู†ูŠุฌูŠ ู„ุจุนุถ
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ุงู„ุชุณู…ูŠุงุชุจู‚ูˆู„ ู„ูŠ ู„ูˆ ูƒุงู† E is an edge E ู‡ุฐุง ุนู†ุตุฑ ู…ู†
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ุนู†ุงุตุฑ ุงู„ู€ E ุงู„ูƒุงุจุชู† ุงู„ู„ูŠ ู‚ุจู„ู‡ ุดูˆูŠุฉ ูƒูŠู E ุดูƒู„ู‡
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ุนุจุงุฑุฉ ุนู† V ูˆ W ุนุจุงุฑุฉ ุนู† ู…ุฌู…ูˆุนุฉ ููŠู‡ุง V ูˆ W ู‡ุฐูˆู„ุฉ ุงู„
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V ูˆ W ุงู„ุขู† V ุจูŠูƒูˆู† ูˆ ุงู„ W are elements in V
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different elements in Vุงู„ุงู† E ุฌู…ุน ุงู„ู€ two vertices
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V ูˆW ูŠุนู†ูŠ ุงู„ู€ E ุจุชุฑุจุท ุงู„ู€ V ู…ุน ุงู„ู€ W ูˆุจุชุฑุจุท ู‡ู†ุง
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ูˆุจุชูƒูˆู† ุฅูŠุด ุงู„ edge ุงู„ู„ูŠ ุจุฏู†ุงูŠุง ุฃูˆ ุจู†ู‚ูˆู„ ุฃู†ู‡Or the
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vertices v and w are said to be incident with the
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edged vw ูŠุนู†ูŠ ุงู„ู„ูŠ ุงู„ู„ูŠ ู‡ูŠ ุงู„ vertices v ูˆ w ุจุญุฏุซู†
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ุงู„ู„ูŠ ู‡ูˆ ุงู„ edge ุงู„ู„ูŠ ู‡ูŠ vwู…ุด ู‡ู†ุธู„ ู†ูƒุชุจ ู‡ูŠูƒุง ุงู„ู„ูŠ
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ู‡ูˆ ุงู„ุนู†ุตุฑ ุงู„ู„ูŠ ููŠ E ุจุนุฏ ุดูˆูŠุฉ ุฎู„ุงุต ู‡ู†ุณู…ูŠู‡ V or ุฃูˆ V
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joined W ุฃูˆ ุฒูŠ ู…ุง ุงุญู†ุง ุดุงูŠููŠู† ู‡ูˆ ุนุจุงุฑุฉ ุนู† ุงู„ู„ูŠ ู‡ูˆ
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ุงู„ edge ู‡ุฐุงุทูŠุจ ู†ุดูˆู ุงู„ุขู† ุงู„ู„ูŠ ู‡ูˆ ู†ุฏุฎู„ ูƒู…ุงู† ู…ุฑุฉ
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ู†ุงุฎุฏ ุจุนุถ ุงู„ุชุณู…ูŠุงุช two vertices are adjacent ูŠุนู†ูŠ
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ุจู†ู‚ูˆู„ ุนู† two vertices ุฑุงุณูŠู† ุฅู† ู‡ูŠู† ุฌุงู†ุจ ุจุนุถ
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ู…ุชุฌุงูˆุฑูŠู† ุฃูˆ ุฌุงูŠุงุช ูˆุฑุง ุจุนุถ or neighborhoods ูŠุนู†ูŠ
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ุฌูŠุฑุงู†If they are the end vertices of an edge ูŠุนู†ูŠ
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ุจุชู‚ูˆู„ ุนู† two vertices in an adjacent ุฃูˆ
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neighborhood ุฅุฐุง ูƒุงู† ุงู„ุงุชู†ูŠู† ู‡ุฏูˆู„ุฉ ุจูƒูˆู† ู…ู† ุงู„ edge
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ูŠุนู†ูŠ ุงู„ุงุชู†ูŠู† ุจูƒูˆู† ู‡ุฐุง ุงู„ edge ุจู†ุณู…ูŠู‡ู… adjacentุงู„ู„ูŠ
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ู‡ูˆ ุจุชุณู…ูŠ ุงู„ู„ูŠ ู‡ูˆ ุงู„ุนู†ุตุฑูŠู† ููŠ ู‡ุฐู‡ ุงู„ุญุงู„ุฉ ุฅุดู…ุงู„ู‡ู…
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ุนุจุงุฑุฉ ุนู† adjacent ุงู„ู„ูŠ ู‡ูŠ ุงู„ ุงู„ two vertices ุงู„ู„ูŠ
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ุนู†ุฏู†ุง ุงู„ู„ูŠ ู‡ูŠ two edges ุงุชุฌูŠู† ุงู„ู„ูŠ ู‡ูˆ two edges ู‡ูŠ
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edge ูˆ ู‡ุฏู‚ ู‡ูŠ edge ุจู†ู‚ูˆู„ ุนู†ู‡ู… adjacent ู…ุชุฌุงูˆุฑุชูŠู†
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if they have a vertex in common ุฅุฐุง ูƒุงู† ููŠ ุนู†ุฏู‡ู…
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ุฑุงุณ ู…ุดุชุฑูƒ ูŠุนู†ูŠ ุฅุฐุง ุงู„ุฑุงุณ ู‡ุฐุงุทู„ู‘ุน edge ูˆู‡ูŠ edge ู…ุน
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ุงู„ุฑุฃุณ ู‡ุฐุง ูˆู‡ุฐุง ุงู„ุฑุฃุณ ู†ูุณู‡ ุทู„ู‘ุน ู…ุน ู‡ุฐุง ุงู„ุฑุฃุณ edge
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ุจู†ู‚ูˆู„ ุฅู† ู‡ุฐุง ุงู„ edge ูˆู‡ุฐุง ุงู„ edge adjacent ู‡ุฐุง ุงู„
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edge ู‡ูˆ ุนู†ุงุตุฑ ุงู„ E capital ูˆู‡ุฐุง ู‡ูˆ ุนู†ุงุตุฑ ุงู„ E
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capital ูˆุงู„ุฑุคูˆุณ ู‡ูŠ ุนู†ุงุตุฑ ู…ู† ุงู„ V ุงู„ู„ูŠ ุณู…ู†ุงู‡ุง ุงู„ู„ูŠ
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ู‡ูŠ ุงู„ set ุงู„ graph ุนุจุงุฑุฉ ุนู† V ูˆ ุนู† Eุงู„ุฃู† the
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number of the edges that incident with a vertex v
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is called the degree of the vertex ุงูŠุด ุงู„ู„ูŠ ุจู‚ูˆู„ู‡
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ู‡ุฐุงุŸ ุจู‚ูˆู„ูƒ ุงู„ุขู† ุจุฏู†ุง ู†ุนุฑู ุงู„ degree ู„ู…ู†ุŸ ู„ู„ vertex
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ู‡ุฐุง ุฃุญุฏ ุงู„ุฃู‡ุฏุงู ุงู„ู„ูŠ ุจุฏู†ุง ู†ุนุฑูู‡ุง ุงู„ูŠูˆู… ุงูŠุด ุงู„
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degree ู„ู„ vertexุŸ ู‡ูˆ ุนุจุงุฑุฉ ุนู† ุนุฏุฏ ุงู„ edges ุงู„ู„ูŠ
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ุจูŠุทู„ุน ู…ู† ุงู„ vertexูŠุนู†ูŠ the number of edges that
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incident with a vertex V is called the degree of
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the vertex ุจุชุถุญ ู…ุนูŠ ุงู„ู…ุซุงู„ ุงู„ุงู† if ุฅุฐุง ูƒุงู† ุทู„ุน
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ุนู†ุฏูŠ ุงู„ degree ู„ู„ V ุจุนุฏ ุดูˆูŠุฉ ุจู†ุญุณุจ ูŠุง ุฌู…ุงุนุฉ ุจุณ
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ุฎู„ูŠู†ูŠ ู†ุณู…ูŠ ุจุนุถ ุงู„ุชุณู…ูŠุงุช if ุงู„ degree ู„ู„ V ุงู„ู„ูŠ ู‡ูˆ
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ุงู„ degree ู„ู„ vertex ุฏุฑุฌุฉ ุงู„ vertex ูƒุงู†ุช oddุฃูˆ even
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ุจู†ู‚ูˆู„ we say that V is an odd ุฃูˆ even vertex ุฅุฐุง
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ู„ู…ุง ู†ู‚ูˆู„ odd vertex ุฃูˆ even vertex ู…ุนู†ุงุชู‡ ุงู„
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degree ู„ู„ vertex even ุฃูˆ odd ุทูŠุจ ุงู„ุขู† a vertex of
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degree zero ูŠุนู†ูŠ ุงู„ vertex ุงู„ู„ูŠ degree ู„ู‡ zero is
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called an isolated vertexูŠุนู†ูŠ ุงู„ู€ degree ู„ู‡ zero
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ูŠุนู†ูŠ ู…ุงููŠุด ุจุชุทู„ุนุด ู…ู†ู‡ ูˆู„ุง ุฎุท ููŠุด ูˆู„ุง ุฎุท ุจุฑูˆุญ ู…ู†ู‡
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ุนุดุงู† ู‡ูŠูƒ ุจู†ู‚ูˆู„ ุนู†ู‡ุง ุงู„ู†ู‚ุทุฉ ุฅูŠู‡ ุงู„ุดู…ุงู„ isolated
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vertex ูŠุนู†ูŠ ู…ุนุฒูˆู„ุฉ ู…ุงููŠุด ููŠู‡ุง ูˆู„ุง ุฎุท ุทุงู„ุน ู…ู†ู‡ุง
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ุงู„ุงู† neighborhood of a vertexูŠุนู†ู‰ ุงู„ุฌูˆุงุฑ ุชุจุน ุงู„
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vertex ุจู†ุณู…ูŠู‡ ุงู„ ู†ูˆููŠ ุงูŠุด ุฌูˆุงุฑ ุงู„ vertex ูƒู„ ุงู„ู„ู‰
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ู‡ู‰ ุงู„ู†ู‚ุงุท ุงู„ู„ู‰ ุจุชุตู†ุน ู…ุน ุงู„ ุงูŠู‡ ุงู„ edges ุชุจุนุชู‡ุง
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ู‡ู†ุดูˆู ู‡ุฐุง ุงู„ูƒู„ุงู… ูƒู„ู‡ ู‡ุชู„ุงู‚ูˆู‡ ุณู‡ู„ ุดูˆููˆุง ุงู„ุขู† ุตู„ูˆุง
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ุนู„ู‰ ุงู„ู†ุจูŠ ุนู„ูŠู‡ ุงู„ุตู„ุงุฉ ูˆุงู„ุณู„ุงู… ู†ุฌู‰ ุงู„ุงู† ู„ุญุงุฌุฉ ุงุณู…ุฉ
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pseudograph ุงู„ graph ุจูŠุณู…ูˆู‡ pseudograph ุงูˆ graph
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ุฒุงุฆู ุงูŠุด ู‡ุฐุง ุงู„ graph ู‡ุฐุง ู‡ูˆ graph like a graph
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ุจุดุจู‡ ู„graph ู‡ูˆ graphbut it may contains loops ูŠุนู†ูŠ
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ู…ู…ูƒู† ุชุญุชูˆูŠ ุนู„ู‰ ุฅูŠุดุŸ ุนู„ู‰ loopุŒ ุฃูŠ loop ูŠุนู†ูŠ ุงู„ loop
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ุจูŠุฌูŠ ู…ู† ุงู„ู†ู‚ุทุฉ ูˆ ุจุฑุฌุน ู„ู„ู†ู‚ุทุฉ ู†ูุณู‡ุงุฃูˆ a multiple of
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edges ุฃูˆ ุจูŠุญุชูˆูŠ ุนู„ู‰ multiple edges ูŠุนู†ูŠ ู‡ูŠ ู…ู† ู‡ุฐุง
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ู„ู‡ู†ุง ู‡ูŠ ุฃูˆู„ ุฎุท ูˆุจุฑุถู‡ ู‡ูŠ ูƒู…ุงู† ุฎุท ู…ู† V2 ู„ุนู†ุฏ V1 ุงู„
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graph ุงู„ู„ูŠ ุจูŠุญุชูˆูŠ ุนู„ู‰ ุงู„ู„ูŠ ู‡ูˆ multiple edges ูŠุนู†ูŠ
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ุฃูƒุชุฑ ู…ู† ุฎุท ุจูŠู† ุงู„ู†ู‚ุทุชูŠู† ุฃูˆ ุงู„ู„ูŠ ู‡ูˆ ุงู„ู„ูŠ ู‡ูŠ loop ุฎุท
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ุจูŠุฑูˆุญ ู„ู„ู†ู‚ุทุฉ ูˆุจุฑุฌุนู„ู‡ุง ุจู†ุณู…ูŠู‡ ุงู„ู„ูŠ ู‡ูˆ pseudo graph
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ุฎู„ู‘ูŠู†ุง ู†ุงุฎุฏ ุงู„ู…ุซุงู„ ู‡ุฐุง ูˆ ู†ูŠุฌูŠ ู†ุญุณุจ ุงู„ู„ูŠ ุจุฏู†ุง ู†ุญุณุจ
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ุงู„ู„ูŠ ู‡ูˆ ุงู„ degree ู„ู„ V3 ู…ุซู„ุง ู„ู„ V3 ู…ุงุดูŠ ุงู„ุขู† ุฌุจู„
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ู…ุง ู†ุญุณุจ ุงู„ degree ู„ู„ V3 ุฎู„ู‘ูŠู†ุง ู†ุญุณุจ ุงู„ degree ู„ู„
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V1 ุฅูŠุด ุงู„ degree ู„ู„ V1ุŸ ุฅูŠุด ุงู„ุฎุทูˆุท ุงู„ู„ูŠ ุจุชุทู„ุน
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ู…ู†ู‡ุงุŸู‡ูŠ ุงุชู†ูŠู† ูุจูƒูˆู† ุงู„ degree ู„ู„ V ูˆุงุญุฏ ุงุชู†ูŠู† ุทุจ
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ู†ูŠุฌูŠ ู„ู„ V ุชู„ุงุชุฉ ุงู„ V ุชู„ุงุชุฉ ุจุทู„ุน ู‡ุงูŠ ุฎุท ู‡ุงูŠ ุฎุทูŠู†
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ู…ุงุดูŠ ู„ูƒู† ุงู„ V ุชู„ุงุชุฉ ุงู„ู„ูŠ ู‡ูˆ ุจุทู„ุน ุฎุท ู…ู†ู‡ุง in ูˆ ุฎุท
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ู…ู†ู‡ุง outุงู„ู€ Loop ุจู†ุญุณุจู‡ ุฏุงูŠู…ุง ุงุชู†ูŠู† ููŠ ุงู„ degree
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ูŠุนู†ูŠ ุจู†ุญุณุจ ูˆุงุญุฏ in ูˆ ูˆุงุญุฏ out ูุจุตูŠุฑ ุนู†ุฏู‡ ุงุชู†ูŠู† ูˆู‡ูŠ
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00:10:00,980 --> 00:10:04,800
ูƒู…ุงู† ุฎุท ูˆู‡ูŠ ูƒู…ุงู† ุฎุท ูุจุตูŠุฑ ุงู„ degree ู„ู„ V3 ุงูŠุดุŸ
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00:10:04,800 --> 00:10:09,000
ุจูŠุณุงูˆูŠ ุงุฑุจุนุฉ ุงู„ degree ู„ู„ V3 ุจูŠุณุงูˆูŠ ุงุฑุจุนุฉ because
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it connected E3ู„ุฃู†ู‡ุง ุจุชุนู…ู„ ุงู„ู€ edge E3 ูˆ ุจุชุนู…ู„ ุงู„ู€
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edge E4 ูˆ ุงู„ู€ edge E5 ุงู„ู„ูŠ ู‡ูˆ under the loop E5
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edge computed 2 ูˆุงุญุฏ as in ูˆ ูˆุงุญุฏ as out ุฏู‡ ุงู„
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00:10:29,680 --> 00:10:33,780
loop ุจุณ ุงู„ู„ูŠ ุจู†ุญุณุจู‡ ุงุชู†ูŠู† ูˆ ุงู„ุจุงู‚ู‰ ุจู†ุญุณุจู‡ ุงูŠุด ูˆุงุญุฏ
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ูˆุงุญุฏ ูุจุตูŠุฑ ุงู„ degree ู„ู„ู€ V3 ุจุนุฏุฏ ุงู„ุฎุทูˆุท ุงู„ู„ูŠ ุทุงู„ุนุฉ
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00:10:40,370 --> 00:10:45,650
ุงู„ู„ูŠ ู‡ูŠ ู…ู†ู‡ุง ุฃูˆ ุงู„ู„ูŠ ุฏุฎู„ุฉ ุฅู„ู‡ุง ูˆู‡ุฐุง ูŠู†ุญุณุจ ุงุชู†ูŠู† ููŠ
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ุญุงู„ุฉ ุงู„ loop ุทูŠุจ ู†ูŠุฌูŠ ุงู„ุขู† undirected graphs ุญุงุฌุฉ
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00:10:50,190 --> 00:10:52,790
ุงุณู…ู‡ุง undirected graphs ุฃูˆ ุงู„ graphs ุงู„ู„ูŠ ุจุชูƒูˆู†
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ุฅูŠู‡ ุดู…ุงู„ู‡ุง ุบูŠุฑ ู…ุชุฌู‡ุฉ ุทูŠุจุบูŠุฑ ู…ุชุฌู†ู‡ุฉ ุฌุฏู‹ุง ุจู†ุนุฑู ู„ุฃู†ู‡
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ู‡ู†ุงุฎุฏ ุงู„ู€ Directed Graph ุจุนุฏ ุดูˆูŠุฉ ุจู†ุนุฑู ุดูˆ ู…ุนู†ุงู‡
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Undirected Undirected ูŠุนู†ูŠ ู…ุด ูุงุฑุฌุฉ ู…ู† A ู„ B ุฃูˆ ู…ู†
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B ู„ A ู…ุด ู…ุฑุชุจุฉ What are the degree and what are
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the neighborhoods of the vertices in the graph
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00:11:13,640 --> 00:11:18,560
UndirectedุŸ ุงู„ุขู† ุจุฏู†ุง ู†ุนุฑู ุฅูŠุด ุงู„ degreeูˆ ุฅูŠุด ุงู„
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neighborhoods ู„ู„ู†ู‚ุงุท ุงู„ู„ูŠ ู…ูˆุฌูˆุฏุฉ ุนู†ุฏูŠ ู‡ุฏูˆู„ ุงู„
131
00:11:21,440 --> 00:11:26,700
vertices ุงู„ู„ูŠ ุนู†ุฏูŠ ุงู„ degree ู„ู„ vertices ูˆ ุงู„ู„ูŠ ู‡ูŠ
132
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ุงู„ neighborhood ู„ู„ vertices ู†ูŠุฌูŠ ุฃูˆู„ ุญุงุฌุฉ ู„ู„
133
00:11:30,220 --> 00:11:33,920
degree ู„ู„ ุฅูŠู‡ ุงู„ degree ู„ู„ ุฅูŠู‡ ูŠุนู†ูŠ ู‚ุฏุงุด .. ุฅูŠุด
134
00:11:33,920 --> 00:11:38,000
ุงู„ุฎุทูˆุท ุงู„ู„ูŠ ุทุงู„ุนุฉ ู…ู†ู‡ุง ู‡ุงูŠ ุฎุท ู‡ุงูŠ ุงุชู†ูŠู† ุฅุฐุง ู‡ุฐุง
135
00:11:38,000 --> 00:11:42,240
ุนู†ุฏู‡ุง ุงู„ degree ุฅูŠุด ุจุชุณุงูˆูŠ ุงุชู†ูŠู† ุทูŠุจ ุงู„ degree ู„ู„
136
00:11:42,240 --> 00:11:47,850
ุจูŠู‡ ูƒู„ูƒู… ุญู‚ูˆู„ ู‡ุงูŠ ูˆุงุญุฏู‡ูŠ ุงุชู†ูŠู† ู‡ูŠ ุชู„ุงุชุฉ ู‡ูŠ ุงุฑุจุน
137
00:11:47,850 --> 00:11:52,070
ุฎุทูˆุท ุทุงู„ุนูŠู† ู…ู†ู‡ุง ุงุฐุง ุงู„ degree ู„ู„ ุจูŠู‡ ุงูŠุด ุงุฑุจุนุฉ ู„ูˆ
138
00:11:52,070 --> 00:11:56,230
ุญุฏ ุฌุงู„ูƒ ุงู„ degree ู„ู„ C ู„ู„ C ู‡ุชู‚ูˆู„ ู‡ู‰ ูˆุงุญุฏ ู‡ู‰ ุงุชู†ูŠู†
139
00:11:56,230 --> 00:12:01,030
ู‡ู‰ ุชู„ุงุชุฉ ู‡ู‰ ุงุฑุจุนุฉ ู„ูˆ ุฌุงู„ูƒ ุงู„ degree ู„ู„ G ู‡ุชู‚ูˆู„ู„ูŠ
140
00:12:01,030 --> 00:12:05,110
ุณูุฑ ุนุดุงู† ู‡ูŠูƒ ุจู†ุณู…ูŠู‡ุง isolated ู…ุนุฒูˆู„ุฉ ููŠ ุงู„ุดุงุดุฉ
141
00:12:05,110 --> 00:12:09,310
ุจุชุทู„ุน ู…ู†ู‡ุง ุทูŠุจ ุงู„ degree ุงู„ู„ูŠ ุงู„ุงู† ุงู„ neighbor ู‡ุฏ
142
00:12:09,310 --> 00:12:14,830
ู„ู…ู†ุŸ ู„ู„ A ุฌูˆุงุฑ ุงู„ Aุฌูˆุงุฑ ุงู„ A ุงู„ู„ูŠ ุจูŠุนู…ู„ ุงู„ุฎุทูˆุท
143
00:12:14,830 --> 00:12:18,170
ู…ุนู‡ุง ุฌูˆุงุฑ ุงู„ A ุงู„ู„ูŠ ุจูŠุนู…ู„ ุงู„ุฎุทูˆุท ู…ุนู‡ุง ู…ูŠู† ุงู„ู„ูŠ
144
00:12:18,170 --> 00:12:22,470
ุจูŠุนู…ู„ ุงู„ุฎุท ู…ุน ุงู„ AุŸ ุงู„ B ูˆ ุงู„ F ุนุดุงู† ู‡ูŠูƒ ุจู†ู‚ูˆู„
145
00:12:22,470 --> 00:12:27,710
ุฌูˆุงุฑ ุงู„ A ู‡ูˆ ุงู„ B ูˆ ุงู„ F ู†ูŠุฌูŠ ุงู„ุขู† ูŠุง ุฌู…ุงุนุฉ ุงูŠุด
146
00:12:27,710 --> 00:12:31,350
ุฌูˆุงุฑ ุงู„ B ุงู„ู„ูŠ ุจูŠุนู…ู„ ุงู„ุฎุทูˆุท ู…ุน ุงู„ BุŸ ุงูŠุด ู…ูŠู† ุงู„ู„ูŠ
147
00:12:31,350 --> 00:12:38,820
ุจูŠุนู…ู„ ุงู„ุฎุทูˆุท ู…ุน ุงู„ BุŸ ุงู„ C ูˆ ุงู„ E ูˆ ุงู„ Fูˆุงู„ู€ A ู‡ูŠ
148
00:12:38,820 --> 00:12:44,980
A ูˆC ูˆE ูˆF ู‡ุฏูˆู„ุฉ ุฌูˆุงุฑ ู…ู† ุงู„ู€ B ุงู„ุขู† ุฌูˆุงุฑ ุงู„ู€ D
149
00:12:44,980 --> 00:12:47,540
ุงู„ู„ูŠ ุจูŠุนู…ู„ ุงู„ุฎุทูˆุท ู…ุน ุงู„ู€ D ู…ุงููŠุด ุญุฏ ุจูŠุนู…ู„ ุงู„ุฎุทูˆุท
150
00:12:47,540 --> 00:12:51,340
ู…ุน ุงู„ู€ D ุงู„ุนุงู„ู…ูŠู† ุงู„ู€ C ู„ูƒู† ู„ูˆ ุฌูŠู†ุง ู„ุฌูˆุงุฑ ุงู„ู€ G
151
00:12:51,340 --> 00:12:59,660
ู‡ู†ู„ุงู‚ูŠ ูุด ุฅูŠุด ูุงูŠ ุนุดุงู† ู‡ูŠ ูƒุงู†ุช ุจู†ุณู…ูŠู‡ุง isolatedุฅูŠุด
152
00:12:59,660 --> 00:13:06,640
point ุงู„ู„ูŠ ุจูŠูƒูˆู†ุด ุฅู„ู‡ุง ูˆู„ุง ุฌูˆุงุฑ ุฃูˆ ุจุชูƒูˆู†ุด ุนุงู…ู„ุฉ ุฃูˆ
153
00:13:06,640 --> 00:13:10,240
ุงู„ degree ุฅู„ู‡ุง ุจุชุณุงูˆูŠ ุณูุฑ ู…ุด ูˆู„ุง ุฎุท ุทุงู„ุน ู…ู†ู‡ุง ุฃูˆ
154
00:13:10,240 --> 00:13:14,140
ุฌุงูŠ ู†ูŠุฌูŠ ุงู„ุขู† ู†ุงุฎุฏ ู…ุซุงู„ ุขุฎุฑ what are the degree
155
00:13:14,140 --> 00:13:17,820
and what are the neighborhoods of the vertices in
156
00:13:17,820 --> 00:13:20,980
the undirected graph ุฎู„ูŠู†ุง ู‡ุฐุง ุงู„ graph ุงู„
157
00:13:20,980 --> 00:13:24,870
undirected ุงู„ู„ูŠ ุบูŠุฑ ู…ุชุฌู‡ุงู„ู„ูŠ ูŠุนู†ูŠ ุชูุฑุฌุด ู…ู† A ู„ุนู†ุฏ
158
00:13:24,870 --> 00:13:29,630
B ุฃูˆ ู…ู† B ู„ุนู†ุฏ A ูุงุด ุงุชุฌุงู‡ ุนู†ุฏู†ุง ุงู„ุงู† ู†ุดูˆู ุงู„ู„ูŠ ู‡ูˆ
159
00:13:29,630 --> 00:13:32,950
ูŠุณุฃู„ ุณุคุงู„ู‡ ุงู„ degree ู„ู„ A ุงูŠุด ุงู„ degree ู„ู„ A ู‡ุงูŠ
160
00:13:32,950 --> 00:13:38,650
ูˆุงุญุฏ ู‡ุงูŠ ุงุชู†ูŠู† ู‡ุงูŠ ุชู„ุงุชุฉ ู‡ุงูŠ ุงุฑุจุนุฉ ุงู„ degree ู„ู„ A
161
00:13:38,650 --> 00:13:43,090
ู†ูŠุฌูŠ ู„ู„ degree ู„ู…ูŠู† ู„ู„ B ุงู„ degree ู„ู„ B ู‡ุงูŠ ูˆุงุญุฏ
162
00:13:43,090 --> 00:13:50,590
ู‡ุงูŠ ุงุชู†ูŠู† ู‡ุงูŠ ุชู„ุงุชุฉู‡ุฐู‡ ุฃุฑุจุนุฉ ูˆู‚ู„ู†ุง ุงู„ loop ู†ุญุณุจ
163
00:13:50,590 --> 00:13:56,790
ุฌุฏุงุด out ูˆin ุงุชู†ูŠู† ูŠุนู†ูŠ ุงูŠุด ุจูŠุตูŠุฑ ุงู„ degree ู„ ุงู„
164
00:13:56,790 --> 00:14:02,910
B6 ู†ูŠุฌูŠ ุงู„ neighborhood ู„ู„ A ุฌูˆุงุฑ ุงู„ A ุงู„ู„ูŠ ู‡ูŠ
165
00:14:02,910 --> 00:14:07,930
ุงู„ู†ู‚ุงุท ุงู„ู„ูŠ ุจูŠุตู†ุน ุงู„ู…ุญูŠู† ุฎุทูˆุท ู…ูŠู† ุจูŠุตู†ุน ุงู„ู…ุญูŠู†
166
00:14:07,930 --> 00:14:16,640
ุฎุทูˆุท ุจูŠู‡ุŸO D O E B D E ู†ุนูˆุฏ ู„ู„ู€ neighborhood ู„ู„ู€ B
167
00:14:16,640 --> 00:14:20,020
ุงู„ neighborhood ู„ู„ู€ B ู…ู† ูŠุตู†ุน ุงู„ุฎุทูˆุท ู…ุนุงู‡ุง ุงู„ู€ A
168
00:14:20,020 --> 00:14:29,020
ูˆุงู„ู€ E ูˆุงู„ู€ A ุงู„ู€ D ุฃุณููˆุงู„ู€ C ูˆู†ูุณู‡ ู„ุฅู† ู‡ูˆ ุจูŠุตู†ุน
169
00:14:29,020 --> 00:14:33,420
ุฎุท ู…ุน ู†ูุณู‡ ุฅุฐุง ุจุฏู‡ ูŠู†ุญุท ููŠ neighborhood ู„ู„ู€ B ุงู„ู€
170
00:14:33,420 --> 00:14:38,520
B ู„ุงุญุธ ุฅู†ู‡ ู„ู…ุง ูŠูƒูˆู† ููŠ ุฏุงุฎู„ ุงู„ neighborhood ู„ู„ู€ B
171
00:14:38,520 --> 00:14:43,470
ุงู„ู€ B ู…ุนู†ุงุชู‡ ุฅู†ู‡ ููŠ Loopู‡ูŠ ุงู„ู€ neighborhood ู„ู„ู€ A
172
00:14:43,470 --> 00:14:47,210
ููŠ ุงู„ุดูŠุก A ุฅุฐุง ู…ุงููŠู‡ Loop ุงู„ neighborhood ู„ู„ B ููŠู‡
173
00:14:47,210 --> 00:14:51,230
B ุฌูˆุงุชู‡ ุฅุฐุง ู…ุงููŠู‡ Loop ูŠุนู†ูŠ ููŠู‡ ุฎุท ุฌุงูŠ ู…ู†ู‡ ู„ู†ูุณู‡
174
00:14:51,230 --> 00:14:56,750
ุทูŠุจ ู†ูŠุฌูŠ ุงู„ุขู† ุงู„ู„ูŠ ู‡ูˆ ู†ุงุฎุฏ ู†ุญุงูˆู„ ุงู„ู„ูŠ ู‡ูˆ ุฃู…ุซู„ุฉ
175
00:14:56,750 --> 00:15:00,330
ุจู‚ุฏุฑ ุงู„ุฅู…ูƒุงู† ูˆู…ูุงู‡ูŠู… ุฒูŠ ู…ุง ุจุฏู†ุง ุทูŠุจ ุงู„
176
00:15:00,330 --> 00:15:03,270
neighborhood ู„ู„ D neighborhood ู„ู„ D ู…ู† ู†ูุณ ุงู„ุฃุณู„ูˆุจ
177
00:15:03,270 --> 00:15:05,730
ุฅูŠุด ุงู„ neighborhood ู„ู„ D ุงู„ู„ูŠ ู‡ูˆ ู…ูŠู† ุงู„ู„ูŠ ู…ุงู„
178
00:15:05,730 --> 00:15:12,100
ุงู„ุฎุทูˆุท ู…ุนุงู‡ ุงู„ู„ูŠ ู‡ูŠ ุงู„ B ูˆ ุงู„ A ูˆ ุงู„ Eุงู„ู€ B ูˆุงู„ู€ A
179
00:15:12,100 --> 00:15:15,720
ูˆุงู„ู€ E ู‡ูŠู‡ุง ุงู„ู€ neighborhood ู„ู„ู€ A ุงู„ู€ A ู‡ูŠู‡ุง ุงู„ู€
180
00:15:15,720 --> 00:15:22,610
D ูˆู‡ูŠ ุงู„ู€ B ูˆู‡ูŠ ุงู„ู€ Aุงู„ุงู† ุจุชุตูˆุฑ ุงู„ุตูˆุฑุฉ ูˆุงุถุญุฉ ุงู†ู‡ุง
181
00:15:22,610 --> 00:15:27,770
ูˆุตุงุฑุช ุงู„ู„ูŠ ู‡ูŠ ุงู„ุฃู…ูˆุฑ ูˆุงุถุญุฉ ุชู…ุงู…ุง ู„ุชู†ุดูˆู ุงู„ุงู† graph
182
00:15:27,770 --> 00:15:31,530
example ุงู„ุงู† ู†ุฑุฌุน ู„ู„ graph ู„ุฃู† ุฒูŠ ู…ุง ุงุชูุฌู†ุง ุงู„
183
00:15:31,530 --> 00:15:36,210
graph ู‡ูˆ ุนุจุงุฑุฉ ุนู† ุงูŠุด ุนู† V ูˆ E ุงู„ V ู‡ูŠ ุงูŠุด ุนุจุงุฑุฉ
184
00:15:36,210 --> 00:15:43,130
ุนู† vertices ู‡ุงูŠ V V1 V2 V3 V4 V5 V6 ุงุฐุง ู…ุฌู…ูˆุนุฉ ู…ู†
185
00:15:43,130 --> 00:15:48,380
ุงู„ู†ู‚ุงุท ุชุณู…ู‰ vertices ุงูˆ ุชุณู…ู‰ ุฑุคูˆุณู‡ุฐุง ุงู„ู€ Graph
186
00:15:48,380 --> 00:15:53,100
ุนุจุงุฑุฉ ุนู† ู…ุฌู…ูˆุนุฉ V ูˆู…ุฌู…ูˆุนุฉ ุชุงู†ูŠุฉ E ุงู„ู€ E ู‡ูŠ ุฎุทูˆุท
187
00:15:53,100 --> 00:15:58,360
ูŠุนู†ูŠ ู‡ุฐู‡ ู†ู‚ุงุท ุฃูˆ ุฑุคูˆุณ ูˆู‡ุฐู‡ ุฎุทูˆุท ู‡ุฐุง ุงู„ู€ Graph ุงู„ู€
188
00:15:58,360 --> 00:16:03,780
Graph ุนุจุงุฑุฉ ุนู† ู…ุฌู…ูˆุนุฉ ู…ู† ุงู„ู€ vertices ุงู„ุฑุคูˆุณ
189
00:16:03,780 --> 00:16:10,850
ูˆู…ุฌู…ูˆุนุฉ ุฃุฎุฑู‰ ู…ู† ุงู„ู€ edges ุงู„ู…ุตู…ูˆุนุฉ ู…ู† ุงู„ุฑุคูˆุณ Vุฅุฐุง
190
00:16:10,850 --> 00:16:14,890
ู†ูˆุถุญ ุฅูŠุด ู‡ูˆ ุงู„ graph ุนู„ู‰ ุจุนุถู‡ ุงู„ graph ู‡ูˆ ุนุจุงุฑุฉ ุนู†
191
00:16:14,890 --> 00:16:19,210
ู…ุฌู…ูˆุนุชูŠู† ูˆุงุญุฏุฉ ู…ุฌู…ูˆุนุฉ ุงู„ุฑุคูˆุณ ูˆุงู„ุชุงู†ูŠุฉ ู…ุฌู…ูˆุนุฉ
192
00:16:19,210 --> 00:16:25,290
ุงู„ุฎุทูˆุท ุงู„ุชูŠ ุชูƒูˆู† ู…ู† ู‡ุฐู‡ ุงู„ุฑุคูˆุณ ุจุทุฑูŠู‚ุฉ ู…ุง ุทูŠุจ ุงู„ NE
193
00:16:25,290 --> 00:16:30,890
ู‡ูŠู‡ุง V1 joined V4 ุงู„ู„ูŠ ูŠุนู†ูŠ ุจุงุฎุชุตุงุฑ V1 V4 ุงู„ุฎุท V1
194
00:16:30,890 --> 00:16:45,530
V4 V1 V6 V1 V6V2 V5 V2 V5 V4 V5 V4 V5 V5 V6 ุฅุฐู† ู‡ูŠ
195
00:16:45,530 --> 00:16:50,310
ุชุนุจูŠุฑ ุขุฎุฑ ุนู† ู…ูŠู† ุนู† ุงู„ุฎุทูˆุท ูŠุนู†ูŠ ู…ู…ูƒู† ูˆุงุญุฏ ูŠูƒุชุจ V1
196
00:16:50,310 --> 00:17:00,590
V4 ุฎู„ุงุต V1 V6 V2 V5 V4 V5 V5 V6 ู…ุด ูุงุฑู‚ ุงู„ุชุฑุชูŠุจ
197
00:17:00,590 --> 00:17:06,820
ู‡ู†ุง ุงู‡ ู‡ู†ุง ู…ุด ูุงุฑู‚ ุงู„ุชุฑุชูŠุจ ู„ูŠุดุŸู„ุฃู†ู‡ ุนู†ุฏู‰ ุงู„ู„ู‰ ู‡ูˆ
198
00:17:06,820 --> 00:17:13,160
ุงู„ ู‡ุฐุง ุจู†ุณู…ูŠ undirected graph ูŠุนู†ูŠ graph ุบูŠุฑ ู…ุชุฌู‡
199
00:17:13,160 --> 00:17:17,440
ูŠุนู†ูŠ ู…ูุฑุฌุด ุนู†ุฏู‰ v1 ู„ v4 ูˆ v4 ู„ v1 ู…ุงููŠุด ุงุชุฌุงู‡ุงุช
200
00:17:17,440 --> 00:17:22,940
ู…ุงุญุฏุด ุญุงุฌุฉ ุจูŠู‡ุง ุทูŠุจ ุงู„ุงู† ู„ูˆ ุงู„ุงู† note that ุจู‚ูˆู„ v3
201
00:17:22,940 --> 00:17:27,860
is an isolated vertex ุฒู‰ ู…ุง ุนู…ู„ู†ุง ู‚ุจู„ ุดูˆูŠุฉ ู„ูŠุด ู„ุฅู†
202
00:17:27,860 --> 00:17:32,800
ุงู„ degree ู„ ุงู„ v3 ูุด ูˆู„ุง ุฅูŠุด ูŠุทุงู„ุน ู…ู†ู‡ุงู„ู„ูŠ ู‡ูˆ ุฅูŠุด
203
00:17:32,800 --> 00:17:38,520
ุจูŠุณุงูˆูŠุŸ ุจูŠุณุงูˆูŠ ุณูุฑ ุทูŠุจุŒ ุงู„ุขู† ุงู„ vertexุŒ ุจุฏู†ุง ู†ุณู…ูŠู‡
204
00:17:38,520 --> 00:17:44,000
ุชุณู…ูŠู‡ ุงู„ุขู† a vertex is .. is .. ุงู„ู„ูŠ ู‡ูˆ ุจู†ุณู…ูŠู‡ a
205
00:17:44,000 --> 00:17:49,880
vertex ุจู†ุณู…ูŠู‡ is pendent if and only if it has
206
00:17:49,880 --> 00:17:54,240
degree one ูŠุนู†ูŠ ุงู„ vertex ุงู„ู„ูŠ ุจูŠูƒูˆู† degree ุชุจุนุชู‡
207
00:17:54,240 --> 00:18:00,260
ูˆุงุญุฏุŒ ุจู†ุณู…ูŠู‡ pendentู…ุงุดูŠ V2 ู…ุซู„ุง V2 is a pendant
208
00:18:00,260 --> 00:18:05,420
ู„ูŠุด ู„ุฃู†ู‡ ูุด ู„ุบูŠุฑ ุงู„ู„ูŠ ู‡ูˆ ุฎุท ูˆุงุญุฏ ุทุงู„ุน ู…ู†ู‡ ู„ุนู†ุฏ V
209
00:18:05,420 --> 00:18:08,140
ุฃุฎู…ุณุฉ ูŠุนู†ูŠ ุงู„ adjacent ู„ู‡ ุจุณ ุฎู…ุณุฉ ุฃูˆ ุงู„
210
00:18:08,140 --> 00:18:12,040
neighborhood ู„ู‡ ุงู„ V ุฎู…ุณุฉ ูŠุนู†ูŠ ู‡ุฐุง ุงู„ู„ูŠ ู‡ูˆ ุงู„
211
00:18:12,040 --> 00:18:16,420
degree ู„ู‡ ุจุณุงูˆูŠ ูˆุงุญุฏ ู…ุฏุงู… ุงู„ degree ู„ู‡ ุจุณุงูˆูŠ ูˆุงุญุฏ
212
00:18:16,420 --> 00:18:24,630
ุฅุฐุง ุนู„ู‰ ุทูˆู„ ุงู„ู„ูŠ ู‡ูˆ ุจู†ุณู…ูŠู‡ pendant ุทูŠุจู‡ู†ุง ููŠ ู†ุธุฑูŠุฉ
213
00:18:24,630 --> 00:18:29,310
hand shaking theorem ุจูŠู‚ูˆู„ ุงู„ู€ sum of the degree
214
00:18:29,310 --> 00:18:34,150
of the vertices of an undirected graph ุจุณูŠุฏู‡ graph
215
00:18:34,150 --> 00:18:39,670
is even number or equal to twice the number of
216
00:18:39,670 --> 00:18:44,690
edges ุงูŠุด ุงู„ู„ูŠ ุจู‚ูˆู„ู‡ ุจู‚ูˆู„ ูŠุง ุฌู…ุงุนุฉ ู„ูˆ ุงู†ุช ุฌูŠุช ุงุฎุฏุช
217
00:18:44,690 --> 00:18:48,970
ุงู„ graph ุงู„ู„ูŠ ุนู†ุฏูƒ ูƒูŠ ุนู†ุฏูƒ ููŠู‡ graph graph V ูˆ V ูˆ
218
00:18:48,970 --> 00:18:53,570
ุฌูŠุช ู„ูƒ ูƒู„ ุงู„ vertices ุงู„ Vูˆ ุญุณุจุช ูƒู„ ุงู„ุฑุคูˆุณ ู‡ู†ุง
219
00:18:53,570 --> 00:18:58,770
ุญุณุจุช ุงู„ degree ู„ูƒู„ ุฑุฃุณ ูˆุฌู…ุนุช ูƒู„ ุงู„ degree ุชุจุนุงุช
220
00:18:58,770 --> 00:19:01,510
ุงู„ุฑุคูˆุณ ูŠุนู†ูŠ ุงู„ุฑุฃุณ ุงู„ุฃูˆู„ degree ุฌุฏูŠุด ุงู„ุฑุฃุณ ุงู„ุฃูˆู„
221
00:19:01,510 --> 00:19:04,910
ุชุงู†ูŠ degree ุฌุฏูŠุด ู„ู…ุง ุฎู„ุตุช ุนู„ู‰ ูƒู„ ุงู„ุฑุคูˆุณ ุนุฑูุช
222
00:19:04,910 --> 00:19:09,610
ุฏุฑุฌุงุชู‡ู… ุจุฌู…ุน ุฏุฑุฌุงุช ุงู„ุฑุคูˆุณ ุจุฌู…ุน ุฏุฑุฌุงุช ุงู„ุฑุคูˆุณ ุงู„ู„ูŠ
223
00:19:09,610 --> 00:19:14,770
ู‡ูŠ ุงู„ vertices ุจู„ุงุฌู‡ู† ุฏุงุฆู…ุง ุฏุงุฆู…ุง ุฏุงุฆู…ุง ุจุณุงูˆุฏ
224
00:19:14,770 --> 00:19:21,230
ุงุชู†ูŠู† ููŠ ุนุฏุฏ ุงู„ edgesููŠ ุนุฏุฏ ุนู†ุงุตุฑ ู…ู† ุงู„ู€ E ุนู†ุงุตุฑ
225
00:19:21,230 --> 00:19:26,970
ู…ู† ุงู„ู€ E ุฅูŠุด ู‡ูŠ ุฎุทูˆุท ูŠุนู†ูŠ ุจู…ุนู†ู‰ ุขุฎุฑ ุนุฏุฏ ู…ุฌู…ูˆุน
226
00:19:26,970 --> 00:19:34,550
ู…ุฌู…ูˆุน ู…ุฌู…ูˆุน ุฏุฑุฌุงุช ุงู„ vertices ุจุณุงูˆูŠ ุถุนู ุนุฏุฏ ุงู„ุฎุทูˆุท
227
00:19:34,550 --> 00:19:38,870
ูŠุนู†ูŠ ู„ูˆ ุถุฑุจู†ุง ุงุชู†ูŠู† ููŠ ุนุฏุฏ ุงู„ุฎุทูˆุท ุนุฏุฏ ุนู†ุงุตุฑ ุงู„ู€ E
228
00:19:38,870 --> 00:19:46,830
ู‡ู„ุงุฌูŠู‡ู… ุฏุงูŠู…ุง ุจุณุงูˆูŠู† ุฅูŠุด ู…ุฌู…ูˆุน ุฏุฑุฌุงุช ุงู„ verticesุฃูˆ
229
00:19:46,830 --> 00:19:50,270
ุงู†ุช ุงู…ุณูƒ ู…ุซุงู„ ูˆ ุฌุฑุจ ุนู„ู‰ ุงู„ู„ูŠ ุญูƒูŠู†ุงู‡ ูˆ ุฎู„ูŠู†ุง ู†ุฌุฑุจ
230
00:19:50,270 --> 00:19:54,470
ุนู„ู‰ ู‡ุฐุง ุงู„ู…ุซุงู„ ู…ุซู„ุง ู‡ุงูŠ ููŠ ุนู†ุฏูŠ ุงู„ู„ูŠ ู‡ูˆ graph
231
00:19:54,470 --> 00:19:59,270
undirected graph ูˆู‡ูŠ ุงู„ vertices ุชุจุน ุนูŠูˆู†ู†ุง V1 V2
232
00:19:59,270 --> 00:20:05,110
V3 V4 ูˆู‡ูŠ ุงู„ู„ูŠ ู‡ูŠ ุงู„ edges ุชุจุนุงุชู‡ ุฃูˆ ุงู„ุฎุทูˆุทุฅูŠุด
233
00:20:05,110 --> 00:20:09,730
ุงู„ุฎุทูˆุท ุงู„ู„ูŠ ู…ูˆุฌูˆุฏุฉ ู‡ูŠู‡ุง ูˆุงุญุฏ ุชู†ูŠู† ุชู„ุงุชุฉ ุฃุฑุจุน ุฎู…ุณุฉ
234
00:20:09,730 --> 00:20:14,410
ุณุช ุฎุทูˆุท V1 V2 ุทุจุนุง ู‡ุฐุง ููŠ ุงู„ degree ุจู†ุญุณุจ ุงุชู†ูŠู†
235
00:20:14,410 --> 00:20:22,230
ู„ูƒู† ู‡ูˆ E ุจุงู„ุณุงูˆูŠุฉ V1 V2 V2 V3 V1 V3 V3 V4 V4 V1 V3
236
00:20:22,230 --> 00:20:27,050
V3 ู‡ูŠ ุงู„ุฎุทูˆุท ุฌุฏุงุด ูˆุงุญุฏ ุชู†ูŠู† ุขุณู ุนู†ุงุก ุงู„ edges
237
00:20:27,050 --> 00:20:32,470
ุชุจุนุงุช ุงู„ E ูˆุงุญุฏ ุชู†ูŠู† ุชู„ุงุชุฉ ุฃุฑุจุน ุฎู…ุณุฉ ุณุชุฉุงู„ุงู† ุชุนุงู„ู‰
238
00:20:32,470 --> 00:20:38,250
ุงุญุณุจ ุงู„ degree ู„ูƒู„ ูˆุงุญุฏ ู…ู† ู‡ุฏูˆู„ุฉ ูˆุฌู…ุญู† ู‡ุชู„ุงู‚ูŠู‡ูŠู†
239
00:20:38,250 --> 00:20:41,850
ุงุชู†ุงุด ู‡ุงูŠ ูˆุงุญุฏุŒ ู‡ุงูŠ ุงุชู†ูŠู†ุŒ ู‡ุงูŠ ุชู„ุงุชุฉุŒ ู‡ุงูŠ ุงุฑุจุนุฉุŒ
240
00:20:41,850 --> 00:20:46,850
ู‡ุงูŠ ุฎู…ุณุฉุŒ ู‡ุงูŠ ุณุชุฉู„ุงุฒู… ู„ูˆ ุฃุฎุฏุช ุงู„ degree ู„ู‡ุฐู‡ ุฒุงุฆุฏ
241
00:20:46,850 --> 00:20:49,250
ุงู„ degree ู„ู‡ุฐู‡ ุฒุงุฆุฏ ุงู„ degree ู„ู‡ุฐู‡ ุฒุงุฆุฏ ุงู„ degree
242
00:20:49,250 --> 00:20:54,710
ู„ู‡ุฐู‡ ูŠุทู„ุน ู…ุฌู…ูˆุน ุงู„ degrees ุงุชู†ูŠู† ููŠ ุณุชุฉ ุญุณุจ
243
00:20:54,710 --> 00:20:57,550
ุงู„ู‚ุงู†ูˆู† ุงู†ุง ุงุชู†ุงุดุฑ ูŠุนู†ูŠ ู‡ูŠุทู„ุน ู„ู†ุง ุงุชู†ุงุดุฑ degree
244
00:20:57,550 --> 00:21:02,270
ู…ุฌู…ูˆุญูŠู† ุฏู‡ ู†ุดูˆู ู†ุฌุฑุจ ุงู„ degree ู„ู„ V ูˆุงุญุฏ ุงูŠู‡ ูˆุงุญุฏ
245
00:21:02,270 --> 00:21:06,730
ู‡ูŠ ุงุชู†ูŠู† ู‡ูŠ ุชู„ุงุชุฉ ุทูŠุจ ุงู„ degree ู„ู„ V ุงุชู†ูŠู† ูˆุงุญุฏ
246
00:21:06,730 --> 00:21:11,630
ุงุชู†ูŠู† ุงู„ degree ู„ู„ V ุชู„ุงุชุฉู‡ูŠ ูˆุงุญุฏ ู‡ูŠ ุงุชู†ูŠู† ู‡ูŠ
247
00:21:11,630 --> 00:21:16,310
ุชู„ุงุชุฉ ูˆ ุงู„ loop ุจู†ุญุณุจ ุงุชู†ูŠู† ุงูˆ two in ู‡ูŠ ุฎู…ุณุฉ ูˆ ุงู„
248
00:21:16,310 --> 00:21:20,770
degree ู„ู„ V4 ุฌุฏูŠุด ุงุชู†ูŠู† ู‡ูŠ ูˆุงุญุฏ ู‡ูŠ ุงุชู†ูŠู† ุงุฌู…ุน ู„ูŠู‡
249
00:21:20,770 --> 00:21:23,710
ู‡ู†ุง ุฏูˆู„ุฉ ุชู„ุงุชุฉ ูˆ ุงุชู†ูŠู† ุฎู…ุณุฉ ูˆ ุฎู…ุณุฉ ุนุดุฑุฉ ูˆ ุงุชู†ูŠู†
250
00:21:23,710 --> 00:21:29,500
ุงุชู†ุงุด ูุนู„ุง ุงุชู†ุงุด ุจุณุงูˆูŠ ุณุชุฉุงู„ู„ูŠ ู‡ู‰ ุนุฏุฏ ุนู†ุงุตุฑ ู‡ุฏูˆู„
251
00:21:29,500 --> 00:21:32,920
ูู‰ ุงุชู†ูŠู† ุจุทู„ุน ุงูŠุด ุงุชู† ุนุงุด ุงูŠู‡ ุฏู‡ ุงูŠู‡ ุฏู‡ ุงู†ู‡ุง ุฏู‰
252
00:21:32,920 --> 00:21:37,160
hand shaking theorem ู‡ูŠ ูƒุฏู‡ ู‡ู‰ ุชู‚ูˆู„ ุงุฐุง ุงู„
253
00:21:37,160 --> 00:21:40,980
summation ู„ู„ edge ู„ู„ V ู‡ูŠ ู‡ู‰ ู‡ู‰ ุจุณุงูˆุฉ ุงุชู†ูŠู† ูู‰
254
00:21:40,980 --> 00:21:46,020
ุงู„ู„ู‰ ุงุชู†ูŠู† ูุณุชุฉ ุจุณุงูˆุฉ ุงุชู† ุนุงุด ุงู„ุงู† sum of degree
255
00:21:46,020 --> 00:21:49,680
ุงู„ู„ู‰ ู‡ูˆ ู…ุซุงู„ ุนุงู„ู‰ ุฌุจู„ู‡ ุดูˆูŠุฉ ุจู‚ูˆู„ ู„ูŠ how many edges
256
00:21:50,490 --> 00:21:55,030
ุฃูƒู… edges ูŠุนู†ูŠ ู‚ุฏุงุด ุนู†ุงุตุฑ ุงู„ู€ E are there in a
257
00:21:55,030 --> 00:22:00,540
graph ููŠ ุงู„ู€ graph ุงู„ู„ูŠ ุงู„ vertices ู„ู‡ ุนุดุฑุฉeach of
258
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degree six ูŠุนู†ูŠ ุจูŠู‚ูˆู„ ู„ูŠ ุนู†ุฏูŠ .. ุนู†ุฏูŠ ุงู„ู„ูŠ ู‡ูˆ
259
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vertices ุนุดุฑ vertices ุนุดุฑ ุฑุคูˆุณ ูƒู„ ุฑุงุณ ู…ู†ู‡ู… ุงู„
260
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degree ู„ู‡ ุณุชุฉ ู…ุฏุงู… ุงู„ degree ู„ู‡ ุณุชุฉ ุงู„ุขู† ุจูŠุตูŠุฑ
261
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ุงู„ู„ูŠ ู‡ู… ู…ุฌู…ูˆุน ุงู„ู„ูŠ ู‡ูŠ ุงู„ vertices ู‡ุฏูˆู„ุฉ ู…ุฌู…ูˆุน ุงู„
262
00:22:20,620 --> 00:22:26,020
degrees ู„ู‡ ุนุดุฑุฉ ููŠ ุณุชุฉ ุจุณุชูŠู† ู…ุธุจูˆุท ุณุชูŠู† ุงู„ู„ูŠ ู‡ู…
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ุจูŠุณุงูˆูˆู† ุงุชู†ูŠู† ู…ุถุฑูˆุจุฉ ููŠ ู…ูŠู†ูู‰ ุนุฏุฏ ุนู†ุงุตุฑ ุงู„ graph
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ุฅุฐุง ุงู„ุนุฏุฏ ุนู†ุงุตุฑ ุงู„ edge ุฅุฐุง ุงู„ edge ู„ุงุฒู… ูŠุทู„ุน ุงูŠู‡ุŸ
265
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ุงู„ู„ู‰ ู‡ู‰ ุณุชูŠู† ุนู„ู‰ ุงุชู†ูŠู† ูˆ ู‡ูŠ ุณุงุนุฉ ูˆ ุชู„ุงุชูŠู† ุดูˆู ุงูŠุด
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ุงู„ู„ู‰ ุจู‚ูˆู„ู‡ because the sum of the degrees of the
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vertices is ุณุชุฉ ูู‰ ุนุดุฑุฉ ูŠุนู†ูŠ ุงู„ุขู† ุงู„ vertices ุนุดุฑุฉ
268
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ูˆ ูƒู„ ูˆุงุญุฏ ุงู„ degree ู„ู‡ ุณุชุฉ ุจูŠุตูŠุฑ ู…ุฌู…ูˆุนุฉ degrees ู„ู„
269
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vertices ุณุชูŠู†it follows that ุงุชู†ูŠู† ููŠ M M ุฅูŠุด ู‡ูŠ
270
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ุนุจุงุฑุฉ ุนู† ุนุฏุฏ ุนู†ุงุตุฑ ุงู„ E ูุฑุถู†ุงู‡ุง ุงู‡ ุงุชู†ูŠู† M ุจุณุงูˆูŠ
271
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ุณุชูŠู† ุงู„ู„ูŠ ู‡ูŠ where M is the number of edges ู…ุงุดูŠ
272
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ุงู„ู„ูŠ ุฃู†ุง ู…ุด ุงู„ู„ูŠ ุงู†ุง ู…ุด ุงู„ E ู‡ุฐุง ู…ุด ู…ุธุจูˆุทุฉ ู‡ูŠูƒ
273
00:23:06,220 --> 00:23:11,570
ุงุชู†ูŠู† M ุจุณุงูˆูŠ ุฅูŠุด ุณุชูŠู† ุญูŠุซ ุงู„ M ุฅูŠุดุงู„ู„ูŠ ู‡ูŠ ุนุฏุฏ
274
00:23:11,570 --> 00:23:15,550
ุนู†ุงุตุฑ ู„ุฏูƒ therefore M ุงูŠุด ุจุชุณุงูˆูŠ ุจุชุณุงูˆูŠ ุชู„ุงุชูŠู†
275
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ุงู„ู„ูŠ ู‡ูŠ ุนุฏุฏ ุนู†ุงุตุฑ ุงู„ M is the number of edges ุงู„ู„ูŠ
276
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ู‡ูŠ ุนุฏุฏ ุนู†ุงุตุฑ ุงู„ E ู‡ุฐู‡ ูุด ู‡ุฐุง ู…ุด ู…ุธุจูˆุทุฉ ุงุชู†ูŠู† M
277
00:23:23,850 --> 00:23:28,470
ุจุชุณุงูˆูŠ ุณุชูŠู† ู‡ุฐู‡ ุทุจุนุง ูุด ูŠุณุงูˆูŠ ู‡ุงู† ู‡ุฐู‡ ุงู„ E ุงู„ู„ูŠ ู‡ูŠ
278
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ุนุจุงุฑุฉ ุนู† ุงู„ M is the number of edge ุงู„ุงู† ุงุฐุง ุงู„ M
279
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ุงูŠุด ุจุชุณุงูˆูŠ ุชู„ุงุชูŠู† ุงูˆ ุนุฏุฏ ุนู†ุงุตุฑ ุงู„ edge ู‡ุฐู‡ ุงูŠุด
280
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ุจุชุณุงูˆูŠ ุชู„ุงุชูŠู†ุงู„ุงู† ู†ุฌูŠ ู„ู„ู€ Directed Graph ูŠุง ุฌู…ุงุนุฉ
281
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ุงู„ู€ Directed Graphุงู„ู„ูŠ ู‡ูˆ ุฎู„ู‘ูŠู†ูŠ ุฃุดูˆู Directed
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Graph V of E Consists .. ู‡ูˆ ู†ูุณ ุงู„ graph ุงู„ู„ูŠ ู‚ุจู„
283
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ุจุดูˆูŠุฉ ุจุณ ุจุฏู‡ ูŠุณูŠุฑ ุงุญู†ุง ู†ุฃุฎุฏ ุจุนูŠู† ุงู„ุงุนุชุจุงุฑ ุงู„ุชุฌุงู‡
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.. ุงู„ุชุฑุชูŠุจ ูŠุนู†ูŠ ุงุชุฌุงู‡ ู…ู† ูˆูŠู† ุทุงู„ุน ุงู„ู„ูŠ ู‡ูˆ ุงู„ .. ุงู„
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.. ุงู„ .. ุงู„ vertex ูˆ ุฃูŠู† ุฑุงูŠุญู‡ ุงู„ุฎุท ู…ู† ูˆูŠู† ุทุงู„ุน ูˆ
286
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ู…ู† ูˆูŠู† ุฑุงูŠุญู‡ ุฏู‡ ู†ุดูˆู ุฃุดูŠ ุงู„ู„ูŠ ุจู‚ูˆู„ู‡ A Directed
287
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Graph V of E ูŠุนู†ูŠ Graph V ูˆ E ุฒูŠ ุงู„ู„ูŠ ู‚ุจู„ Consists
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of a set of vertices V ู†ูุณ ุงู„ุฃุดูŠand a set of each
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00:24:14,580 --> 00:24:19,320
E ุงู„ุขู† ุงู„ุงุฎุชู„ุงู ู‡ูŠุฌูŠ ุนู„ู‰ ุงู„ E ุงู„ E ุฅูŠุด ุจุฏู‡ุง ุชุตูŠุฑ
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which are ordered pairs of elements of V ูŠุนู†ูŠ
291
00:24:23,980 --> 00:24:30,080
ุนู†ุงุตุฑ ุงู„ E ุงู„ุขู† ู„ู…ุง ู†ู‚ูˆู„ V1 V2 ุฎู„ุงุต V1 V2 ูŠุนู†ูŠ ู‡ุฐุง
292
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ู…ุด V2 V1 ูŠุนู†ูŠ ุนู†ุฏ ุงู„ order ู…ู‡ู… ุนุดุงู† ู‡ูŠูƒ ุจู†ู‚ูˆู„ ุนู†ู‡ุง
293
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ุฅูŠุด ู…ุนู†ุงู‡ directed graph ูŠุนู†ูŠ ordered pairs
294
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ุนู†ุงุตุฑู‡ุง ู†ุดูˆู ูƒูŠูู‡ูŠ ู…ุซู„ู‹ุง V ุจุชุณุงูˆูŠ A ูˆB ูˆC ูˆD ู‡ุฐู‡
295
00:24:45,600 --> 00:24:49,200
ุงู„ู€ V ุนุจุงุฑุฉ ุนู† ุฅูŠุด ูŠุง ุฌู…ุงุนุฉุŸ ู‡ูŠ ุนุจุงุฑุฉ ุนู† the set
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of vertices ุงู„ุขู† ุงู„ู€ E ุชุจุนุชู†ุง ุงู„ู„ูŠ ู‡ูŠ ุงู„ edges ุงู„ู€
297
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E ุฅูŠุด ุงู„ู€ EุŸ ู‡ูŠ A ูˆBูˆ ู…ุฑุชุจุฉ ูƒุชุจู‡ุง ordered pair
298
00:25:01,000 --> 00:25:04,320
ูŠุนู†ูŠ ุจู‚ุตูˆุฏ ุงู„ a ูˆ ุงู„ b ูˆ ู…ุด ุจุงู„ b ูˆ ุงู„ a ุงู„ a ูˆ ุงู„
299
00:25:04,320 --> 00:25:08,280
b ู…ุนู†ุงุชู‡ ุงู†ู‡ ุฌุงูŠ ุงู„ุณู‡ู… ู…ู† a ูˆ ุฑุงูŠุญ ู…ู† ุจูŠู‡ ูŠุนู†ูŠ ู‡ูŠู‡
300
00:25:08,280 --> 00:25:12,700
ุฌุงูŠ ู…ู† a ูˆ ุฑุงูŠุญ ู„ b ูŠุนู†ูŠ ู‡ุฐู‡ ุงู„ initial point ูˆู‡ุฐู‡
301
00:25:12,700 --> 00:25:17,340
ุงู„ terminal point ู‡ูŠูƒ ุจุชู†ูู‡ู… ูŠุนู†ูŠ ุงู„ a ู‡ูŠ ู†ู‚ุทุฉ
302
00:25:17,340 --> 00:25:23,320
ุงู„ุจุฏุงูŠุฉ ูˆ b ู†ู‚ุทุฉ ุงู„ู†ู‡ุงูŠุฉ c ูˆ b ุงู„ู„ูŠ ู‡ูŠ ุฌุงูŠ ู…ู† c ูˆ
303
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ุฑุงูŠุญ ู„ b ู‡ุฐู‡ c ู†ู‚ุทุฉ ุงู„ุจุฏุงูŠุฉ ูˆ b ู†ู‚ุทุฉ ุงู„ู†ู‡ุงูŠุฉD ูˆB
304
00:25:27,640 --> 00:25:32,280
ู‡ูŠ ู…ู† D ุฅู„ู‰ B ู†ู‚ุทุฉ ุงู„ุจุฏุงูŠุฉ ูˆู‡ูŠ ู†ู‚ุทุฉ ุงู„ู†ู‡ุงูŠุฉ ุฏูŠ ุฅูŠู‡
305
00:25:32,280 --> 00:25:37,220
ู†ู‚ุทุฉ ุงู„ุจุฏุงูŠุฉ ุฏูŠ ูˆู†ู‚ุทุฉ ุงู„ู†ู‡ุงูŠุฉ ุฅูŠู‡ ุฅุฐุง ุงู„ุฃู† ุงู„ู€ A
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00:25:37,220 --> 00:25:42,640
ordered pairs ูˆุงู„ู€ V ู‡ูŠู‡ุง vertices ู…ุน ุจุนุถ V ูˆE
307
00:25:42,640 --> 00:25:48,770
ุจู†ุณู…ูŠู‡ุง directed graphูŠุนู†ูŠ graph ุงู„ู„ูŠ ู‡ูˆ ุฅูŠุด ู…ุชุฌู‡
308
00:25:48,770 --> 00:25:54,070
ูŠุนู†ูŠ ุงู„ุงุชุฌุงู‡ ููŠู‡ ุจุงู„ู†ุณุจุฉ ุฅู„ู†ุง ุงู„ู„ูŠ ู‡ูˆ ุถุฑูˆุฑูŠ let u
309
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,v directed graph ุฎู„ู‘ูŠู†ูŠ ุฃุฎุฏ ุงู„ุขู† ุงู„ู„ูŠ ู‡ูŠ ุงู„ุชุณู…ูŠุงุช
310
00:25:57,890 --> 00:26:01,990
ุงู„ู„ูŠ ู‚ู„ุชู‡ุง ู‚ุจู„ ุดูˆูŠุฉ ุฃู†ุง let u,v be an edge of the
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graph G ูŠุนู†ูŠ ู†ูุชุฑุถ ุฅู† ุงู„ u ูˆ ุงู„ v ู‡ูˆ ุนุจุงุฑุฉ ุนู† edge
312
00:26:05,730 --> 00:26:10,510
ูŠุนู†ูŠ ุนู†ุตุฑ ู…ู† ุนู†ุงุตุฑ ุงู„ Eุงู„ู†ู‚ุทุฉ ุงู„ุจุฏุงูŠุฉ U ุงู„ุงู† ุจู†ู‚ุตุฏ
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U is called the initial vertex ูŠุนู†ูŠ ู†ู‚ุทุฉ ุงู„ุจุฏุงูŠุฉ
314
00:26:15,210 --> 00:26:20,530
ูŠุนู†ูŠ ุงู„ู„ูŠ ุจูŠุทู„ุน ู…ู†ู‡ุง ู…ู† ุงู„ุฎุท is the initial vertex
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00:26:20,530 --> 00:26:27,560
of UVis called the terminal or end vertex of U V
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00:26:27,560 --> 00:26:31,400
ูˆุจู†ุณู…ูŠ ุงู„ V ุงู„ู„ูŠ ู‡ูŠ ุงู„ terminal ุฃูˆ ู†ู‚ุทุฉ ุงู„ู†ู‡ุงูŠุฉ ุฃูˆ
317
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ุงู„ end ู„ู„ vertex ู„ุฐู† ูŠุนู†ูŠ ุงู„ุฎุท ุจูŠุทู„ุน ู…ู† U ุจุฑูˆุญ
318
00:26:34,760 --> 00:26:39,720
ู„ู…ูŠู† ู„ V ู„ุฐู† ู„ู…ุง ู†ู‚ูˆู„ U ูˆ V ู…ุนู†ุงุชู‡ U ู†ู‚ุทุฉ ุงู„ุจุฏุงูŠุฉ
319
00:26:39,720 --> 00:26:46,990
adjacent to Vู…ุงุดูŠ ูŠุนู†ูŠ ุงู„ู„ูŠ ู‡ูŠ ุงู„ู„ูŠ ู‡ูŠ ุจุฌู†ุจ ุจุงู„ุฌู†ุจ
320
00:26:46,990 --> 00:26:51,850
ุฑุงูŠุญ ุนู„ู‰ ุจูŠู‡ ุฌู†ุจ V ุจุณ ุฑุงูŠุญ ุนู„ู‰ ู…ูŠู† ุนู„ู‰ V ุงู„ U
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00:26:51,850 --> 00:26:57,830
adjacent to V ูŠุนู†ูŠ ุฐุงู‡ุจุฉ ุฅู„ู‰ ู…ูŠู† ุฅู„ู‰ V ูŠุนู†ูŠ ุจุฌูˆุงุฑ
322
00:26:57,830 --> 00:27:03,210
V ุฐุงู‡ุจุฉ ุฅู„ูŠู‡ุงู„ูƒู† ุงู„ู€ V ุจุงู„ู†ุณุจุฉ ู„ู„ู€ U adjacent from
323
00:27:03,210 --> 00:27:09,850
U ุงู„ู„ูŠ ู‡ูˆ ุฌู†ุจู‡ุง ุฎุงุฑุฌู‡ุง ู…ู†ู‡ุง ุงู‡ ูŠุนู†ูŠ ุทุงู„ุนุฉ ู…ู† U ูˆ
324
00:27:09,850 --> 00:27:16,330
ุฑุงูŠุญุฉ ู„ู…ูŠู† ู„ู„ V ูŠุนู†ูŠ adjacent from U ุงู„ู„ูŠ ู‡ูˆ ุงู„ู„ูŠ
325
00:27:16,330 --> 00:27:27,100
ู‡ูŠ ุจุฌูˆุงุฑ ุฅู„ู‰ U ูˆู‡ุฐู‡ ุจุฌูˆุงุฑ ู…ู† Vุฃูˆ ุงู„ู‰ V ุทูŠุจ ุงูŠุด
326
00:27:27,100 --> 00:27:30,720
ูŠุนู†ูŠ ุจุงู„ุงู‚ุชุตุงุฏ ู‡ุฐู‡ ู†ู‚ุทุฉ ุงู„ู„ูŠ ู‡ูŠ ุงู„ุจุฏุงูŠุฉ ูˆู‡ุฐู‡ ู†ู‚ุทุฉ
327
00:27:30,720 --> 00:27:35,740
ุงู„ู†ู‡ุงูŠุฉ ุจุงู„ู†ุณุจุฉ ู„ ุงู„ H Definition ุจุฏู†ุง ู†ุนุฑู ุงู„ุขู†
328
00:27:35,740 --> 00:27:42,000
ุงุญู†ุง ุนุฑูู†ุง ู‚ุจู„ ุงู„ degree ู„ู„ vertex ุงู„ุขู† ุจุฏู†ุง ู†ุนุฑู
329
00:27:42,000 --> 00:27:46,980
ุงู†ู‡ ุตุงุฑ ููŠ ุนู†ุฏู‰ ุงู„ู„ูŠ ู‡ูˆ ู†ู‚ุงุท ุฏุงุฎู„ุฉ ูˆ ู†ู‚ุงุท ุฎุงุฑุฌุฉ
330
00:27:46,980 --> 00:27:51,340
ุฎุทูˆุท ุฏุงุฎู„ุฉ ูˆ ุฎุทูˆุท ุฎุงุฑุฌุฉ ูŠุนู†ูŠ ู‡ุฐุง ุงู„ุฎุท ุฎุงุฑุฌ ู…ู† ุงู„ U
331
00:27:51,850 --> 00:27:56,130
ูˆุฏุงุฎู„ ุงู„ุนุงู„ู…ูŠู† ุนู† ุงู„ู€ V ุนุดุงู† ู‡ูŠูƒ ุจู†ู‚ูˆู„ in a graph
332
00:27:56,130 --> 00:28:01,150
with directed edges the n degree of a vertex V
333
00:28:01,150 --> 00:28:06,150
ุจู†ุนุฑู ุญุงุฌุฉ ุงุณู…ู‡ุง ุงู„ู€ n degree ุงู„ู„ูŠ ู‡ูŠ ุงู„ุฏุฑุฌุฉ ุงู„ู‰
334
00:28:06,150 --> 00:28:10,390
of a vertex V ุงู„ู„ูŠ ู‡ูŠ degree ูˆู†ุงู‚ุต ุจู†ูƒุชุจู‡ุง n
335
00:28:10,390 --> 00:28:15,550
degree V is the number of edges with V as their
336
00:28:15,550 --> 00:28:20,530
terminal vertexูŠุนู†ูŠ ุงู„ู„ูŠ ู‡ูˆ ู„ู…ุง ู†ู‚ูˆู„ in V ูŠุนู†ูŠ
337
00:28:20,530 --> 00:28:24,550
ุงู„ู„ูŠ ุฏุงุฎู„ ุนู„ู‰ ุงู„ V ูŠุนู†ูŠ ุงู„ V ุจุฏู‡ุง ุชูƒูˆู† ุงู„ู†ู‚ุทุฉ
338
00:28:24,550 --> 00:28:29,810
ุงู„ู†ู‡ุงุฆูŠุฉ ุงู„ terminal ุฅุฐู† degree in degree ู„ู„ V
339
00:28:29,810 --> 00:28:37,030
ุงู„ุฏุงุฎู„ุฉ ุนู„ู‰ ุงู„ V ุนุฏุฏ ุงู„ุฎุทูˆุท ุงู„ุฏุงุฎู„ุฉ ุนู„ู‰ ุงู„ V ุฅุฐู†
340
00:28:37,030 --> 00:28:43,000
in degree ุนุฏุฏ ุงู„ุฎุทูˆุท ุงู„ุฏุงุฎู„ุฉ ุนู„ู‰ ุงู„ Vุงู„ุงู† out
341
00:28:43,000 --> 00:28:49,660
degree of V ุนุฏุฏ ุงู„ุฎุทูˆุท ุงู„ุฎุงุฑุฌุฉ ุงู„ู„ูŠ ู‡ูˆ main ู…ู† ุงู„
342
00:28:49,660 --> 00:28:54,580
V ูŠุนู†ูŠ ุจุชูƒูˆู† ุงู„ V initial point ุงู„ุงู† out degree
343
00:28:54,580 --> 00:28:59,080
ุงู„ุฎุงุฑุฌุฉ ู…ู† V ูŠุนู†ูŠ ุจุชูƒูˆู† ุงู„ V ุนุจุงุฑุฉ ุนู† initial
344
00:28:59,080 --> 00:29:04,600
point ู†ุงุฎุฏ ู…ุซุงู„ ุงู„ุงู† ุจู‚ูˆู„ find the in degree and
345
00:29:04,600 --> 00:29:09,870
out degree of each vertex in the graph Gwith
346
00:29:09,870 --> 00:29:12,930
directed edges shown in figure 2 ู‡ูŠ ุงู„ููŠุฌูˆุฑ ุงู„ู„ูŠ
347
00:29:12,930 --> 00:29:18,530
ู‚ู„ู†ุงู‡ุง ุจุฏูƒ ุชุญุณุจู‡ ุงู„ in degree ู†ูŠุฌูŠ ู„ู…ู† ู„ุงู„ ุฅูŠู‡
348
00:29:18,530 --> 00:29:22,670
ู†ุดูˆู ุงู„ in degree ุงู„ู„ูŠ ู‡ูŠ ุฅูŠู‡ ุดู…ุงู„ู‡ุง ุงู„ุฏุงุฎู„ ุนู„ู‰ ุงู„
349
00:29:22,670 --> 00:29:26,090
ุฅูŠู‡ ู…ูŠู† ุงู„ุฎุทูˆุท ุงู„ุฏุงุฎู„ ุนู„ู‰ ุงู„ ุฅูŠู‡ ู‡ุงูŠ ูˆุงุญุฏ ู‡ุงูŠ ุฃูˆู„
350
00:29:26,090 --> 00:29:31,630
ุฎุท ุงุชู†ูŠู† ุงู„ู„ูŠ ุฏุงุฎู„ ุนู„ู‰ ุงู„ ุฅูŠู‡ ู‡ุงูŠ ูƒู…ุงู† ุฎุท ููŠ
351
00:29:31,630 --> 00:29:37,690
ุบูŠุฑู‡ู…ุŸ ู„ุฃ ุทูŠุจุงู„ู€ degree ู„ู„ู€ B ุงู„ degree ู„ู„ B ุงู„
352
00:29:37,690 --> 00:29:41,510
degree ู„ู„ B ุงู„ุฏุงุฎู„ ุนู„ู‰ ุงู„ B ู…ูŠู† ุงู„ุฏุงุฎู„ ุนู„ู‰ ุงู„ B
353
00:29:41,510 --> 00:29:45,390
ู‡ุงูŠ ู‡ุฐุง ุฏุงุฎู„ ุนู„ู‰ ุงู„ B ูˆู‡ูŠ ุฏุงุฎู„ ุนู„ู‰ ุงู„ B ููŠ ุบูŠุฑู‡ู…
354
00:29:45,390 --> 00:29:50,930
ู„ุฃ ุฅุฐุง ุงุชู†ูŠู† ุงู„ degree ู„ู„ C ู‡ุงูŠ ุฃูˆู„ ูˆุงุญุฏ ุฏุงุฎู„ ุนู„ู‰
355
00:29:50,930 --> 00:29:56,470
ุงู„ C ุงู„ุขู† ู‡ุงูŠ ูƒู…ุงู† ูˆุงุญุฏ ุฏุงุฎู„ ุนู„ู‰ ุงู„ C ู‡ุงูŠ ูƒู…ุงู†
356
00:29:56,470 --> 00:30:00,150
ูˆุงุญุฏ ุฏุงุฎู„ ุนู„ู‰ ุงู„ C ุฅุฐุง ุชู„ุช ุฎุทูˆุท ุฅุฐุง ุงู„ degree in C
357
00:30:00,150 --> 00:30:04,950
ุชู„ุงุชุฉุงู„ุงู† ุงูˆ ุงู„ degree ุงู„ degree ู„ู„ a ุงู„ู„ูŠ ู‡ูŠ
358
00:30:04,950 --> 00:30:11,090
ุงู„ุฎุงุฑุฌุฉ ู…ู† ุงู„ a ุงู‡ ุงู„ุฎุงุฑุฌุฉ ู…ู† ุงู„ a ุงูˆู„ ุงุด ุงู„ู„ูŠ
359
00:30:11,090 --> 00:30:16,010
ุฎุงุฑุฌ ู…ู† a ู‡ูŠู‡ ู†ูุณู‡ ุฎุงุฑุฌ ูˆู‡ูŠ ูƒู…ุงู† ูˆุงุญุฏ ุฎุงุฑุฌ ุงุชู†ูŠู†
360
00:30:16,010 --> 00:30:20,310
ูˆู‡ูŠ ูƒู…ุงู† ูˆุงุญุฏ ุฎุงุฑุฌ ุชู„ุงุชุฉ ูˆู‡ูŠ ูƒู…ุงู† ูˆุงุญุฏ ุฎุงุฑุฌ ุงูŠุด
361
00:30:20,310 --> 00:30:25,700
ุงุฑุจุนุฉ ุงุฐุง ุงู„ู„ุงุญุธูˆุง ุงู† ุงู„ู„ูŠ ููŠ ุงู„ loopุงู„ู„ูŠ ููŠ ุงู„
362
00:30:25,700 --> 00:30:32,500
loop ุจู†ุญุณุจ ุฃู†ู‡ ุฏุงุฎู„ ูˆ ุฎุงุฑุฌ ู„ุฅู† ู‡ูˆ ุฏุงุฎู„ ุนู„ู‰ ุงู„ a ูˆ
363
00:30:32,500 --> 00:30:36,980
ุฎุงุฑุฌ ู…ู† ุงู„ a ุนุดุงู† ู‡ูŠูƒ ููŠ ุงู„ุนุงุฏู‰ ุจู†ุญุณุจ ุจุฑุชูŠู† ู‡ู†ุง
364
00:30:36,980 --> 00:30:41,660
ุทุจุนุง ู‡ูŠู†ุญุณุจ ููŠ ุงู„ุฏุงุฎู„ ูˆ ููŠ ุงู„ุฎุงุฑุฌ ู„ุฅู†ู‡ ูุนู„ุง ู…ู† ุงู„
365
00:30:41,660 --> 00:30:47,200
a ู„ ุงู„ a ุจุทู„ุน ู…ู† ุงู„ a ูˆ ุจุฏุฎู„ ู„ู„ a ูˆ ุจู†ุญุณุจ ุฏุงุฎู„ ูˆ
366
00:30:47,200 --> 00:30:52,670
ุฎุงุฑุฌุงู„ degree ู„ู„ B ุงู„ู„ูŠ ู‡ูˆ ุงู„ out degree ุงู„ู„ูŠ ุฎุฑุฌุช
367
00:30:52,670 --> 00:30:56,090
ู…ู† ุงู„ B ุงู„ู„ูŠ ุฎุฑุฌุช ู…ู† ุงู„ B ูˆูŠู† ุงู„ู„ูŠ ุฎุฑุฌุช ู…ู† ุงู„ BุŸ
368
00:30:56,090 --> 00:31:01,090
ู‡ุงูŠ ูˆุงุญุฏุŒ ููŠ ุบูŠุฑู‡ุŸ ู„ุฃุŒ ู‡ุงูŠ ูˆุงุญุฏ ุงู„ู„ูŠ ุฎุฑุฌุช ู…ู† ู…ูŠู†ุŸ
369
00:31:01,090 --> 00:31:06,530
ู…ู† ุงู„ C ุงู„ุขู† ุงู„ู„ูŠ ุฎุฑุฌุช ู…ู† ุงู„ CุŒ ู‡ุงูŠ ูˆุงุญุฏุŒ ู‡ุงูŠ
370
00:31:06,530 --> 00:31:11,210
ุงุชู†ูŠู†ุŒ ููŠ ุบูŠุฑู‡ู…ุŸ ู„ุฃุŒ ู‡ุงูŠ ุงู„ู„ูŠ ุฎุฑุฌุช ู…ู† ุฅูŠุดุŸ ู…ู† ุงู„ C
371
00:31:11,210 --> 00:31:20,700
ุทูŠุจุŒ ู†ูŠุฌูŠ ุงู„ุขู† ู„ู†ุธุฑูŠุฉ ุจุชู‚ูˆู„ ู„ู„ู†ุธุฑูŠุฉุงู„ุงู† ู†ุงุญุธูˆุง ุงู†ู‡
372
00:31:20,700 --> 00:31:25,340
ู„ูˆ ุฌูŠู†ุง ูƒุงู†ุช G ุนู†ุฏ theorem let G ุจูŠุณูˆูˆ V ูˆ E be
373
00:31:25,340 --> 00:31:29,180
the graph with directed edges ูŠุนู†ูŠ ู†ูุชุฑุถ ุงู†ู‡ ุงู„ู„ูŠ
374
00:31:29,180 --> 00:31:33,300
ู‡ูˆ ู‡ุฐุง ุนุจุงุฑุฉ ุนู† graph ุนู†ุงุตุฑ ุงู„ E ุนุจุงุฑุฉ ุนู† ordered
375
00:31:33,300 --> 00:31:39,140
pairs ูŠุนู†ูŠ directed edges then ุงู„ู„ูŠ ู‡ูˆ ู„ูˆ ุฌูŠุช ุญุณุจุช
376
00:31:39,140 --> 00:31:44,580
ู„ู„ indegree ูŠุนู†ูŠ ุนุฏุฏ ุงู„ุฎุทูˆุท ุงู„ู„ูŠ ุฏุงุฎู„ุฉ ุงู„ู„ูŠ ุฏุงุฎู„ุฉ
377
00:31:47,340 --> 00:31:52,440
ุงู„ู€ N ู‡ุฐู‡ ุงู„ู„ูŠ ุฏุงุฎู„ุฉ ุนู„ู‰ ุงู„ู€ V ู„ูƒู„ ุงู„ู†ู‚ุงุท ูˆุฌู…ุนุชู‡ู…
378
00:31:52,440 --> 00:31:57,700
ู‡ูŠูƒูˆู† ุฅู† ู‡ู…ุง ู†ูุณ ุนุฏุฏ ุงู„ุฎุทูˆุท ุงู„ุฎุงุฑุฌูŠุฉ ุทุจูŠุนูŠ ุทุจูŠุนูŠ
379
00:31:57,700 --> 00:32:02,580
ู„ุฅู†ู‡ ุจุชูƒูˆู† ุงู„ู„ูŠ ู‡ูŠ ู…ุด ุจู†ุญุณุจ ุนู„ู‰ ูƒู„ ุงู„ู†ู‚ุงุท ุฅุฐุง ู…ุด
380
00:32:02,580 --> 00:32:07,890
ุฏุงุฎู„ุฉ ููŠ ู‡ุฐุง ุงู„ .. ุฅุฐุง ุฏุงุฎู„ุฉ ููŠ ุงู„ู†ู‚ุทุฉ ู‡ุฐู‡ุฅุฐุง ู…ุด
381
00:32:07,890 --> 00:32:11,770
ุฏุงุฎู„ุฉ ููŠ ุงู„ู†ู‚ุทุฉ ู‡ุฐู‡ ุฏุงุฎู„ุฉ ููŠ ุงู„ู†ู‚ุทุฉ ุงู„ุซุงู†ูŠุฉ ุฅุฐุง ู…ุด
382
00:32:11,770 --> 00:32:14,350
ุฎุงุฑุฌุฉ ููŠ ุงู„ู†ู‚ุทุฉ ู‡ุฐู‡ ุฎุงุฑุฌุฉ ููŠ ุงู„ู†ู‚ุทุฉ ุงู„ุซุงู†ูŠุฉ ูˆู…ุง ุฏู‡
383
00:32:14,350 --> 00:32:19,030
ุจู†ุฌู…ุน ุนู„ู‰ ูƒู„ ุงู„ู…ู‚ุงุท ุฅุฐุง ุญูŠูƒูˆู† ู‡ุฏูˆู„ุฉ ู‡ู†ุง ุนุฏุฏ ุงู„ุฎุทูˆุท
384
00:32:19,030 --> 00:32:23,840
ูƒู„ู‡ู… ูˆู‡ุฏูˆู„ุฉ ุนุฏุฏ ุงู„ุฎุทูˆุท ูƒู„ู‡ู…ูˆุนุฏุฏ ุงู„ุฎุทูˆุท ูƒู„ ุฅู† ู‡ู…ุง
385
00:32:23,840 --> 00:32:29,740
ู…ู† ุนุฏุฏ ุงู„ุฎุทูˆุท ุงู„ู„ูŠ ู‡ูˆ ู‡ุฐู‡ ูุฏุงุฆู…ุง ุนุฏุฏ ุงู„ุฎุทูˆุท
386
00:32:29,740 --> 00:32:34,780
ุงู„ู…ุฌู…ูˆุนุฉ ุนุฏุฏ ุงู„ุฎุทูˆุท ุงู„ุฏุงุฎู„ุฉ ุจุณุงูˆูŠ ู…ุฌู…ูˆุนุฉ ุนุฏุฏ
387
00:32:34,780 --> 00:32:38,420
ุงู„ุฎุทูˆุท ุงู„ุฎุงุฑุฌูŠุฉ ู„ูƒู„ ุงู„ู†ู‚ุงุท ุทุจุนุง ุจุณุงูˆูŠ ุงู„ู„ูŠ ู‡ูˆ
388
00:32:38,420 --> 00:32:42,820
ุงู„ุฎุทูˆุท ู‡ุฐู‡ ุทุจุนุง ู‡ุฐู‡ ุงูŠู‡ ู‡ูŠ ู…ุฌู…ูˆุนุฉ ุงู„ุฎุทูˆุท ุงู„ู„ูŠ ู‡ูŠ
389
00:32:42,820 --> 00:32:48,920
degree outุงู„ู„ูŠ ู‡ูŠ ุนุฏุฏ ุงู„ุฎุทูˆุท ุงู„ุฎุงุฑุฌุฉ degree out
390
00:32:48,920 --> 00:32:52,800
ุนุฏุฏ ุงู„ุฎุทูˆุท ุงู„ุฎุงุฑุฌุฉ ู…ุฌู…ูˆุญ ุนู„ู‰ ูƒู„ ุงู„ู†ู‚ุงุท ูˆู‡ุฐุง ุนุฏุฏ
391
00:32:52,800 --> 00:32:57,760
ุงู„ุฎุทูˆุท ุงู„ุฏุงุฎู„ุฉ ุนู„ู‰ ูƒู„ ุงู„ู†ู‚ุงุท ูุจุทู„ุน ุนู†ุฏู‰ ู‡ุฐู‡ ูƒู„
392
00:32:57,760 --> 00:33:01,560
ุงู„ุฎุทูˆุท ุงู„ู„ู‰ ุนู†ุฏู‰ ูˆู‡ุฐู‡ ุจุฑุถู‡ ูƒู„ ุงู„ุฎุทูˆุท ู„ุฃู† ุงู„ู„ู‰ ุฎุงุฑุฌ
393
00:33:01,930 --> 00:33:06,190
ููŠ ู†ู‚ุทุฉ ุจูŠูƒูˆู† ุฏุงุฎู„ ููŠ ู†ู‚ุทุฉ ูุจุชู†ุฌู…ุน ุงู„ู„ูŠ ุจู†ุฌู…ุน ุญุงู†
394
00:33:06,190 --> 00:33:10,370
ุจู†ุฌู…ุน ุญุงู† ูุจู†ุฌู…ุน ูƒู„ู‡ ุนู„ู‰ ู‡ุฏูˆู„ุฉ ุจู†ุฌู…ุน ูƒู„ู‡ ูุจูƒูˆู† ู†ูุณ
395
00:33:10,370 --> 00:33:14,770
ุงู„ุงุดูŠ ูˆ ุจูŠุทู„ุน ุนุฏุฏ ุงู„ุฎุทูˆุท ุงู„ุฏุงุฎู„ุฉ ูˆ ุฃู†ุช ุฅุฐุง ูƒุงู†
396
00:33:14,770 --> 00:33:19,490
ูŠุนู†ูŠ ุดุงูƒูƒ ุฑูˆุญ ุนุฏู„ูŠ ุนุฏุฏ ุงู„ degree ุงู†ู‡ุงู† ูˆ degree
397
00:33:19,490 --> 00:33:22,350
ุงู†ู‡ุงู† ูˆ degree ุงู†ู‡ุงู† ูˆ degree ุงู†ู‡ุงู† ูˆ degree ุงู†ู‡ุงู†
398
00:33:22,350 --> 00:33:25,960
ูˆ degree ุงู†ู‡ุงู† ูˆ degree ุงู†ู‡ุงู†ูˆ ุงุฌู…ุญู‡ู… ู‡ุชู„ุงู‚ูŠู‡ู…
399
00:33:25,960 --> 00:33:29,660
ุจุณุงูˆูŠู† ุงู„ degree out ูˆ ุงู„ degree out ูˆ ุงู„ degree
400
00:33:29,660 --> 00:33:31,240
out ูˆ ุงู„ degree out ูˆ ุงู„ degree out ูˆ ุงู„ degree
401
00:33:31,240 --> 00:33:32,520
out ูˆ ุงู„ degree out ูˆ ุงู„ degree out ูˆ ุงู„ degree
402
00:33:32,520 --> 00:33:32,720
out ูˆ ุงู„ degree out ูˆ ุงู„ degree out ูˆ ุงู„ degree
403
00:33:32,720 --> 00:33:32,720
out ูˆ ุงู„ degree out ูˆ ุงู„ degree out ูˆ ุงู„ degree
404
00:33:32,720 --> 00:33:32,960
out ูˆ ุงู„ degree out ูˆ ุงู„ degree out ูˆ ุงู„ degree
405
00:33:32,960 --> 00:33:32,960
out ูˆ ุงู„ degree out ูˆ ุงู„ degree out ูˆ ุงู„ degree
406
00:33:32,960 --> 00:33:33,000
out ูˆ ุงู„ degree out ูˆ ุงู„ degree out ูˆ ุงู„ degree
407
00:33:33,000 --> 00:33:33,000
out ูˆ ุงู„ degree out ูˆ ุงู„ degree out ูˆ ุงู„ degree
408
00:33:33,000 --> 00:33:33,000
out ูˆ ุงู„ degree out ูˆ ุงู„ degree out ูˆ ุงู„ degree
409
00:33:33,000 --> 00:33:33,040
out ูˆ ุงู„ degree out ูˆ ุงู„ degree out ูˆ ุงู„ degree
410
00:33:33,040 --> 00:33:33,040
out ูˆ ุงู„ degree out ูˆ ุงู„ degree out ูˆ ุงู„ degree
411
00:33:33,040 --> 00:33:33,040
out ูˆ ุงู„ degree out ูˆ ุงู„ degree out ูˆ ุงู„ degree
412
00:33:33,040 --> 00:33:33,040
out ูˆ ุงู„ degree out ูˆ ุงู„ degree out ูˆ ุงู„ degree
413
00:33:33,040 --> 00:33:33,040
out ูˆ ุงู„ degree out ูˆ ุงู„ degree out ูˆ ุงู„ degree
414
00:33:33,040 --> 00:33:33,520
out ูˆ ุงู„ degree out ูˆ ุงู„ degree out ูˆ ุงู„ degree
415
00:33:33,520 --> 00:33:34,400
out ูˆ ุงู„ degree out ูˆ ุงู„ degree out ูˆ ุงู„ degree
416
00:33:34,400 --> 00:33:39,180
out ูˆ ุงู„
417
00:33:39,180 --> 00:33:44,090
degree out ูˆูˆู‡ู†ุง ุจูƒูˆู† ุนู†ุฏู‰ ุจูƒูˆู† ูˆุตู„ู†ุง ู„ู„ homework
418
00:33:44,090 --> 00:33:49,110
ู„ู„ู…ุญุงุถุฑุฉ ุงู„ุนุงุดุฑุฉ ู‡ู‰ ุงู„ุณุคุงู„ ุงู„ุงูˆู„ ู‡ู‰ ุงู„ุณุคุงู„ ุงู„ุงูˆู„ a
419
00:33:49,110 --> 00:33:53,630
ูˆ b ูˆุนู„ู‰ ุงู„ุฑุณู… ู‡ุฐู‡ ุณุฎู„ุงุช ุณู„ุฉ ูˆู‡ู‰ ุงู„ุณุคุงู„ ุงู„ุชุงู†ู‰ ูƒู„ู‡
420
00:33:53,630 --> 00:33:58,090
ุฒู‰ ุงู„ู„ู‰ ุดุฑุญุชู‡ ูˆู‡ู‰ ุงู„ุณุคุงู„ ุงู„ุชุงู„ุช ููŠ ุงู„ู‡ุฏุงูƒ ูุงุฆู„ุง
421
00:33:58,090 --> 00:34:02,650
ุนู†ุฏู‰ ุงุฐุง ุชู„ุช ุงุณุฆู„ุฉ ูˆุงู† ุดุงุก ุงู„ู„ู‡ ุจุชุญู„ูˆู† ุชุนุทูˆู†ูŠุง
422
00:34:02,650 --> 00:34:07,350
ูƒุงู„ุนุงุฏุฉ ูˆุงู„ู‰ ู„ู‚ุงุก ุงุฎุฑ ูˆุงู„ุณู„ุงู… ุนู„ูŠูƒู… ูˆุฑุญู…ุฉ ุงู„ู„ู‡
423
00:34:07,350 --> 00:34:08,630
ูˆุจุฑูƒุงุชู‡