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Alan

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

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  • Member for 7 years, 7 months
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  • Last seen Feb 21 at 18:23

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12 Prove that a symmetric matrix with a positive diagonal entry has at least one positive eigenvalue Mar 27 '16
6 $T^3=\frac{1}{2}(T+T^*) \rightarrow$ T is self adjoint Feb 26 '16
6 Find eigenspace for eigenvalues of a linear transformation $T(M)=-2M^t+M$ Nov 7 '15
5 Find $\lim_{x \to 0} \frac{\ln (x^2+1)} {x^2} $ without L'hopital's rule Jan 26 '17
5 A set which satisfies all conditions for a Group except associativity Jul 28 '13
4 Associative property with a two element set Jul 28 '13
4 Proving a Complex Number is Real May 9 '14
4 Tautology - First Order Logic Feb 10 '15
4 Trigonometric Functions Limit: $\lim_{x \to 0} \frac{1-\cos x}{x\sin x}$ May 11 '15
4 How to show $\lim\limits_{n\to\infty} \frac{a_n}{n}=2 \Rightarrow \lim\limits_{n\to\infty}(a_n-n)=\infty$? Sep 11 '15
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