7個你可能還沒看過的階乘

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http://youtube.com/watch?v=Oddgv-gAQj4

7個你可能還沒看過的階乘 • 英文版 7 factorials you probably didn't know 👉    • 7 factorials you probably didn't know   • 0:00 7 factorials you probably didn't know • 0:52 double factorial • 3:11 subfactorial • 5:04 primorial • 6:52 super factorial (Sloane) • 8:27 super factorial (Pickover) • 10:43 exponential factorial • 11:51 hyper factorial • ------------------我是分隔線------------------ • 點這訂閱: 👉 https://bit.ly/3r4bEfo • 贊助老師: 👉   / blackpenredpen   • 周邊商品: 🛍 https://bit.ly/bprp_merch • -------------------------------------------------------- • 祝你幸福 • 黑筆紅筆 微積分教學

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