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Jun
29
suggested approved edit on Will normal random variables form a normal random vector?
Jun
28
revised Convergence of integral $\int_{1}^{\infty}\frac{\sqrt{x}+2+\cos{x}}{x+2}dx$
improved writing
Jun
28
suggested approved edit on Convergence of integral $\int_{1}^{\infty}\frac{\sqrt{x}+2+\cos{x}}{x+2}dx$
Jun
17
revised Find the limit $\lim \limits_{n\to \infty }\cos \left(\pi\sqrt{n^{2}-n} \right)$
improved formatting, and sentences
Jun
17
suggested approved edit on Find the limit $\lim \limits_{n\to \infty }\cos \left(\pi\sqrt{n^{2}-n} \right)$
Jun
17
comment Calculus question
www.artofproblemsolving.com website has this feature (hidden hints or answers), but here I see it for the first time +1
Jun
15
revised What's wrong in this evaluation $\lim_{x\to\infty}x^{\frac{1}{x}}$ and why combinatorial arguments cannot be made?
corrected spelling, latex
Jun
15
suggested approved edit on What's wrong in this evaluation $\lim_{x\to\infty}x^{\frac{1}{x}}$ and why combinatorial arguments cannot be made?
May
21
awarded  Necromancer
May
16
revised How many different ways can you distribute 5 apples and 8 oranges among six children?
corrected writing
May
16
suggested approved edit on How many different ways can you distribute 5 apples and 8 oranges among six children?
May
13
answered How to prove that: $\tan(3\pi/11) + 4\sin(2\pi/11) = \sqrt{11}$
May
12
revised Are there any generic thinking approaches for providing mathematical proofs to a given theorem
corrected the writing, rewrote the title
May
12
suggested approved edit on Are there any generic thinking approaches for providing mathematical proofs to a given theorem
May
12
revised What conic curve is the graph of y=sin(x) from 0 to pi?
changed the title
Mar
16
revised Eigenvalues of the differentiation operator
incorrect notions
Mar
16
suggested approved edit on Eigenvalues of the differentiation operator
Mar
15
revised Prove that the limit of $\sin n$ as $n \rightarrow \infty$ does not exist
incorrect expression
Mar
15
suggested approved edit on Prove that the limit of $\sin n$ as $n \rightarrow \infty$ does not exist
Mar
14
comment Implies sign in math
See also "Stream-of-consciousness equalities and implications" section of Common Errors in College Math: math.vanderbilt.edu/~schectex/commerrs