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Mathematics
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JiK

A MSc in physics, a PhD student in something between mathematics and computer science, and a chess enthusiast, and much more, with a great future behind him, visiting StackExchange looking for challenges and trying to use his powers for good.

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  • Member for 5 years, 6 months
  • 754 profile views
  • Last seen 17 hours ago

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Top Posts (125) All Questions Answers | Votes Newest

49 A beautiful game of gold and silver coins Oct 12 '14
33 Why do I get two different answers for this counting problem? Apr 4
25 Best strategy to pick a lock which opens if at least two of its three decimal digit wheels are dialed correctly? Oct 25 '16
22 Expected Value of a Determinant Jun 30 '14
18 “Simple” beautiful math proof Mar 27 '14
14 How to make the encoding of symbols needs only 1.58496 bits/symbol as carried out in theory? Mar 28 '14
11 U-substitution for integral of 1/(1+e^x)dx. What am I doing wrong? Feb 15 '14
11 Is it technically incorrect to write proofs forward? Sep 19 '17
11 Most efficient strategy for guessing outcome of (fair) dice roll? Oct 29 '18
11 Minimum point of $x^2+y^2$ given that $x+y=10$ Feb 11
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