Mathematics
dtldarek
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Newest Activity Votes
172
Do two right triangles with the same length hypotenuse have the same area?
Jul 30 '13 at 22:22
116
Four color theorem disproof?
Nov 2 '16 at 6:33
103
How to convince a math teacher of this simple and obvious fact?
Jul 16 '13 at 10:10
74
Can two integer polynomials touch in an irrational point?
Oct 14 '16 at 13:02
67
Proving :$\arctan(1)+\arctan(2)+ \arctan(3)=\pi$
Jan 7 '13 at 16:37
57
How do I motivate myself to do math again?
Oct 17 '13 at 7:53
36
How important is programming for mathematicians?
Apr 15 '12 at 14:06
34
Does “This is a lie” prove the insufficiency of binary logic?
Mar 13 '12 at 12:26
30
Why we use the word 'compact' for compact spaces?
Jun 22 '15 at 14:18
29
How much Math do you REALLY do in your job?
Jan 29 '13 at 15:42
27
A example of closed and bounded does not imply compactnesss in metric Space
Mar 29 '13 at 1:54
26
Can't argue with success? Looking for “bad math” that “gets away with it”
Dec 17 '12 at 13:32
26
Fractions in binary?
Feb 12 '13 at 18:50
22
Proving that the maximum of two convex functions is also convex
May 20 '12 at 18:23
22
Notation for “is divisible by”
Apr 22 '12 at 13:15
21
Markov process vs. markov chain vs. random process vs. stochastic process vs. collection of random variables
Dec 28 '12 at 0:36
21
Do De Morgan's laws hold in propositional intuitionistic logic?
Mar 14 '12 at 19:29
19
Why Peirce's law implies law of excluded middle?
Jul 19 '13 at 8:03
16
Find the maximum possible area of a certain right triangle
Jun 24 '15 at 15:58
16
What is a false premise?
May 21 '14 at 14:45
16
How many real roots does $(x-a)^3+(x-b)^3+(x-c)^3$ have?
Jul 16 '13 at 8:37
15
Is there a math function to find an element in a vector?
Mar 30 '16 at 6:53
15
What is this property called for a function? $f(f(x))=f(x)$
Feb 17 '15 at 22:44
14
Difference : subsequences and substrings
Apr 16 '15 at 7:52
14
Is it possible to put an equilateral triangle onto a square grid so that all the vertices are in corners?
Jul 14 '15 at 9:44
14
Prove $\sqrt{a} + \sqrt{b} + \sqrt{c} \ge ab + bc + ca$
Mar 20 '13 at 23:56
14
Motivation for spectral graph theory.
Feb 20 '13 at 12:03
14
Mathematical preparation for postgraduate studies in Linguistics
Feb 18 '13 at 9:35
14
Is there a mathematical symbol for “For every element”?
Jun 19 '12 at 15:22
13
Can the product of a sequence of numbers between 0 and 1 converge to positive?
Feb 26 '13 at 16:27
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