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一副牌的排序有多少種？ - 楊奈·凱金 (Yannay Khaikin)
1,702,093 views |
Yannay Khaikin |
TED-Ed
• March 2014
Read transcript
完整課程請見：http://ed.ted.com/lessons/how-many-ways-can-you-arrange-a-deck-of-cards-yannay-khaikin 一副牌有 52 張，那麼有多少種排序？這麼說吧，每次洗好牌，你幾乎可以確定這副牌的排序前無古人，後無來者。楊奈·凱金解釋了階乘的意義，告訴我們如何用階乘來表示一副牌有多少種排序方式。 課程：楊奈·凱金，動畫：搬家公司動畫工作室 (The Moving Company Animation Studio)。
math
TED-Ed
animation
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