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Vadim Ponomarenko

San Diego, CA

http://vadim.sdsu.edu

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413
Can the golden ratio accurately be expressed in terms of $e$ and $\pi$
math.stackexchange.com

192
Zero divided by zero must be equal to zero
math.stackexchange.com

87
What is $-i$ exactly?
math.stackexchange.com

71
Is indefinite integration non-linear?
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71
Are imaginary numbers really incomparable?
math.stackexchange.com

61
Why can't you pick socks using coin flips?
math.stackexchange.com

59
Function whose third derivative is itself.
math.stackexchange.com

59
Proof that the trace of a matrix is the sum of its eigenvalues
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58
How to find the mod of this large number
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53
$2+2 = 5$? error in proof
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47
Is a proof also "evidence"?
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44
How many words (i.e. not "math" symbols") should I use in my proofs? ${}{}$
math.stackexchange.com

44
LaTeX/TeX Vs. Mathematica for Typesetting
math.stackexchange.com

43
What is the fallacy in this proof?
math.stackexchange.com

43
Show that these two numbers have the same number of digits
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42
Picking two random real numbers between 0 and 1, why isn't the probability that the first is greater than the second exactly 50%?
math.stackexchange.com

37
Why is there antagonism towards extended real numbers?
math.stackexchange.com

36
Why can there be an infinite difference between two functions as x grows large, but a ratio of 1?
math.stackexchange.com

35
Why the determinant of a matrix with the sum of each row's elements equal 0 is 0?
math.stackexchange.com

35
After switching a lamp on and off infinitely many times in one minute, is it on or off?
math.stackexchange.com

31
Is it possible to calculate the arithmetic mean from the geometric mean?
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31
Simple combinatorics question - caught off guard!
math.stackexchange.com

30
What's going on with this 5-line proof of Fermat's Last Theorem?
math.stackexchange.com

30
Is $1 = [1] = [[1]] = [[[ 1 ]]], \ldots$?
math.stackexchange.com

29
What is the largest set for which its set of self bijections is countable?
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29
Can we get just $3$ from $\pi$?
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28
Example of uncomputable but definable number
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28
How does gambling (like buying a lottery ticket) differ from investing?
money.stackexchange.com

28
Riemann Hypothesis Proof - legit?
math.stackexchange.com

28
Would it be considered cheating to ask for homework help on the internet, if I openly acknowledge the help received?
academia.stackexchange.com

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