Mathematics
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lhf

Apparently, this user prefers to keep an air of mystery about them.

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  • Member for 10 years, 2 months
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110 Is it bad form to write mysterious proofs without explaining what one intends to do? Dec 24 '16
85 Every nonzero element in a finite ring is either a unit or a zero divisor Aug 31 '11
83 Continuous bijection from $(0,1)$ to $[0,1]$ May 31 '11
77 Direct proof that $\pi$ is not constructible Jan 30 '12
76 Is Lagrange's theorem the most basic result in finite group theory? Mar 21 '11
75 Why “characteristic zero” and not “infinite characteristic”? Jan 12 '12
72 Proof: 1007 can not be written as the sum of two primes. Nov 13 '15
67 Why does Wolfram Alpha say the roots of a cubic involve square roots of negative numbers, when all three roots are real? Oct 31 '16
65 Why can't a set have two elements of the same value? Sep 17 '14
56 Elegant proofs that similar matrices have the same characteristic polynomial? Dec 2 '11
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