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Benjamin Wang

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Top Questions

Intuition for Brownian motion time-inversion formula

stochastic-processes brownian-motion intuition asked Jan 27, 2021 at 1:08

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Why does (my user-defined) command for superscript (inverse) fail next to a prime (quotation) symbol?

math-mode macros superscripts asked May 30, 2022 at 19:35

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Why does “revocable” have first-syllable stress?

pronunciation stress asked Jun 22, 2022 at 20:41

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How many more squares can you attack?

problems mathematics retrograde-analysis attack asked Oct 2, 2022 at 21:26

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Top Answers

Salutation for three or more professors

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How do you prove that the derivative $\tan^{-1}(x)$ is equal to $\frac{1}{1+x^2}$ geometrically

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Teacher claims this proof for $\frac{\csc\theta-1}{\cot\theta}=\frac{\cot\theta}{\csc\theta+1}$ is wrong. Why?

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Intuitively understanding why the volume of a cylinder of height $h$ and radius $R$ is $\pi R^2h$

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Giving a 1-hour talk to highschool math club: any topic suggestion?

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A ----------y Puzzle

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Find $\mathbb{E}\left[X|Y=\frac{1}{4}\right]$.

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Spivak, Ch, 25, 2(v): Is there some specific technique to factorize $x^3-x^2-x-2$ or must one guess that 2 is root?

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Rank of matrix $M$

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Why does $2$ appear in $95\%$ confidence intervals?

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