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9h
revised Finding the minimum value of $|a+b\omega+c\omega^2|$ if $a,b,c$ are unequal integers where $\omega^3=1$
edited title
2d
reviewed Approve How prove that : $ \sin x+\sin y+\sin z \le \frac{3}{2} $ for triangle $ABC$
2d
revised calculator for p-adic valuation and absolute value
edited tags
Apr
24
answered Why do the 1's in Gauss Jordan RREF need to be along main diagonal and not other diagonal?
Apr
21
reviewed Reopen Multiplicity of point as a zero of polynomial.
Apr
13
answered This proof from the textbook that the number of columns of a matrix equals its rank plus its nullity does not make any sense…
Apr
12
revised Groups such that every finitely generated subgroup is isomorphic to the integers
trivial "nontrivial" edit
Apr
6
reviewed Edit Does the integral of $\sin(x^2)$ between 0 and infinity converge
Apr
6
revised Does the integral of $\sin(x^2)$ between 0 and infinity converge
Fixed latex
Apr
1
answered Find $z$ s.t. $\frac{1+z}{z-1}$ is real
Mar
29
revised How can $y$ and $y'$ be independent in variational calculus?
deleted 3 characters in body; edited title
Mar
28
revised Average Frequency of 1's in an Infinite Binary Sequences Can be Anything Between 0 and 1
added 19 characters in body
Mar
28
answered Average Frequency of 1's in an Infinite Binary Sequences Can be Anything Between 0 and 1
Mar
27
reviewed Close What is the difference between 'thus', 'hence' and 'therefore'?
Mar
27
reviewed Looks OK The limit of sums of the form $ \frac{1}{\sqrt{2n}}- \frac{1}{\sqrt{2n+1}}+\frac{1}{\sqrt{2n+2}}-\dotsb-\frac{1}{\sqrt{4n}}$
Mar
27
reviewed Looks OK Is $\sum_{k=1}^{n} \sin(k^2)$ bounded by a constant $M$?
Mar
27
reviewed Close Taylor series of mandelbrot bulb boundaries
Mar
26
revised How to prove that $\sqrt[3] 2 + \sqrt[3] 4$ is irrational?
typo
Mar
24
answered How many 1000-bit vectors differ from any given example by fewer than 450 bits?
Mar
22
answered Is there a way to know if the solution curve to a differential equation is an even or odd function?