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  • 148 votes cast
Mar
15
revised Prove that there exists a choice of $\pm$ signs
deleted 4 characters in body
Feb
5
revised Find one solution for system of inequalities (if exits)
deleted 194 characters in body
Feb
5
revised Find one solution for system of inequalities (if exits)
deleted 160 characters in body
Feb
4
revised Find one solution for system of inequalities (if exits)
added 154 characters in body
Feb
4
revised Find one solution for system of inequalities (if exits)
edited body
Feb
4
revised How to prove/dispute the following log inequality?
added 14 characters in body
Jan
29
revised Diffusion of a chemical species inside a Y-shaped tube
edited tags
Jan
29
revised How to prove/dispute the following log inequality?
added 47 characters in body
Jan
27
revised Diffusion of a chemical species inside a Y-shaped tube
edited tags
Jan
27
revised Diffusion of a chemical species inside a Y-shaped tube
added 367 characters in body
Nov
14
revised Finding an angle between side and a segment from specified point inside an equilateral triangle
added 28 characters in body
Nov
13
revised How find this maximum of this $(1-x)(1-y)(10-8x)(10-8y)$
added 269 characters in body
Nov
11
revised Translational invariance and zero eigenvalue
added 35 characters in body; edited tags
Nov
11
revised How find this maximum of this $(1-x)(1-y)(10-8x)(10-8y)$
deleted 171 characters in body
Nov
11
revised How find this maximum of this $(1-x)(1-y)(10-8x)(10-8y)$
deleted 1 character in body
Nov
11
revised How find this maximum of this $(1-x)(1-y)(10-8x)(10-8y)$
deleted 1 character in body
May
27
revised Show $\dfrac{x_1}{x_n} + \dfrac{x_2}{x_{n-1}} + \dfrac{x_3}{x_{n-2}} + \dots + \dfrac{x_n}{x_1} \geq n$
added 36 characters in body
May
4
revised How prove this $T_{n}<\dfrac{5}{4}|b_{1}|$
added 10 characters in body
May
4
revised How to show the following inequality?
added 72 characters in body
Apr
24
revised Find the maximum value of $T=\frac{2}{3}(\cos 2A-\cos 2B)-\tan\frac{C}{2}$
added 139 characters in body