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ericntunctu

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$Integral of 1/sqrt{x^2+1}, Integral of 1/sqrt{x^2-1}, Integral of 1/sqrt{1-x^2}$

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2062. Count Vowel Substrings of a String

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2063 Vowels of All Substrings

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2064 Minimized Maximum of Products Distributed to Any Store

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Prove freshman's dream (commutative ring with characteristic p)

2:37

Probability solution: A Total of n balls, number of 1 through n...

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Prove The limit test

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x+1/x=1, solve x^n+1/x^n

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2053 Kth Distinct String in an Array

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sin 15 and sin 18 and cos 36: Pure geometric way

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2058 Find the Minimum and Maximum Number of Nodes Between Critical Points

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Fibonacci and Tribonacci constant memory solution

3:15

$Continued fraction lecture 1$

3:41

$integral of t^{z-1}/(e^z-1) from 0 to infinity$

6:07

zeta function at zero, at 1, at 3, particular values

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Leetcode 2037 Minimum Number of Moves to Seat Everyone

2:32

N people arrive separately to a dinner : Probability Exercise

4:55

$Complex contour integral: e^{-x}cos(x)/sqrt(x), e^{-x}sin(x)/sqrt(x) from 0 to infinity$

14:53

Complex analysis Integral of cos(ax)/coshx from 0 to infinity

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Leetcode 1641 Count Sorted Vowel Strings

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2048 Next Greater Numerically Balanced Number

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1945 Sum of Digits of String After Convert

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Complex contour: Integral of ln(x)/(x^2+1) and ln(x)^2/(x^2+1)

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complex contour example: ln(1+x^2)/(1+x^2) from 0 to infinity

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Conjugate and class equation

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