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2d
revised Finding extrema of function of three variables
deleted 18 characters in body
2d
revised Proof of Cohn's Irreducibility Criterion
added 46 characters in body
2d
revised $\lim_{x\to 0}\frac{e^x-1}{\sin x}$ equal to $\lim_{x\to 0}\frac{e^x-1}{x}$ because $x$ and $\sin x$ tend both to $0$ for ${x\to 0}$
added 8 characters in body
2d
revised Euler's Phi function, elementary number theory
added 12 characters in body
2d
revised Does these inequalities hold in General for probability distribution?
added 60 characters in body
2d
revised computing maclaurin series for $(\sin x)^3$ , order $3$
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2d
revised Evaluating $\iiint_v(3x^2+3y^2+3z^2) \, dv$ using Spherical Coordinates
added 6 characters in body; edited title
2d
revised Find a probability density
added 12 characters in body
2d
revised Intersection of Cut Locuses
added 2 characters in body
2d
revised Proving that a function is Riemann Integrable
added 55 characters in body
2d
revised Least Common Multiple and Greatest Common Divisor
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2d
revised Is the series $\sum_{n=1}^\infty n^r \exp(-k\sum_1^n \frac{1}{m})$ convergent when $k>r$ and $r<k$?
added 2 characters in body
2d
revised Reorder this series to change its sum
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2d
comment $S$ and $T$ are two sets. Prove that if $|S-T|=|T-S|$, then $|S|=|T|$.
@pjs36 : Thank you. (But of course it's MathJax, not LaTeX. LaTeX is a complete word-processing system.) ${}\qquad{}$
2d
revised $S$ and $T$ are two sets. Prove that if $|S-T|=|T-S|$, then $|S|=|T|$.
added 1514 characters in body
2d
revised $S$ and $T$ are two sets. Prove that if $|S-T|=|T-S|$, then $|S|=|T|$.
added 1514 characters in body
2d
answered $S$ and $T$ are two sets. Prove that if $|S-T|=|T-S|$, then $|S|=|T|$.
2d
answered Understanding the definition of $P(Y = y \mid X = x)$
2d
revised Understanding the definition of $P(Y = y \mid X = x)$
added 3 characters in body
2d
revised Let $f$ be a continuous function on $I := [a,b]$, and let $H:I \to \Bbb R$ be defined by $H(x) := \int_x^b f \ \ ,x\in I.$
added 1 character in body