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visits member for 4 years, 4 months
seen Jun 24 '13 at 0:06

No, his mind is not for rent
to any god or government.
Always hopeful, yet discontent.
He knows changes aren't permanent,
but change is.

— Rush, Tom Sawyer


Taking an externally-imposed and much-needed break from SE activities.

E-mail (flipped ROT13): zqd˙ʎʌuzʇ@ʇɐʌǝɥʇʌssqɹǝɥɟuɹʎɔ
Any code I've posted here I place under the WTFPL.


Jun
1
reviewed Close Irreducibility issue
May
31
reviewed Close How to calculate a result based on an exponentially changing pattern/sequence.
May
3
reviewed Leave Closed Why is $\;n^2-\frac{n^2}{2} =\frac{n^2}{2}\;$?
Apr
24
reviewed Reject Help evaluating long definite integral.
Apr
17
reviewed Looks OK Solve the trigonometrical product
Apr
14
reviewed Close Is it better to learn math before physics?
Apr
9
reviewed Reopen span set and min distance of a code
Apr
9
reviewed Approve Coding Theory - Fourier/Walsh/Hadamard Transform
Apr
9
reviewed Approve How to prove ${{a}^{a}}{{b}^{b}}\ge {{\left(\frac{a+b}{2}\right)}^{a+b}}$ ?thanks.
Apr
9
reviewed Close $\tau:=\{Y\in P(X) | A\subseteq Y\}\cup\{\emptyset\}$ topological space
Apr
6
reviewed Leave Open Finding a context-free grammar for $a^i b^j : 2i < j$
Apr
5
reviewed Looks OK Cauchy-Schwarz Inequality for Integrals for any two functions clarification
Apr
5
reviewed Edit Choosing countries for a council
Apr
4
reviewed Edit Trigonometrical limit $\lim\limits_{ x\to 0 } \frac{\sin x - x\cos x}{x^3}?$
Apr
3
reviewed Reject Evaluate $\int\limits_0^\infty \frac{\cos(ax)}{\cos(bx)}\frac{1}{1+x^2}dx$
Apr
3
reviewed Leave Open Does $G\times K\cong H\times K$ imply $G\cong H$?
Apr
3
reviewed Approve Easiest and most complex proof of $\gcd (a,b) \times \operatorname{lcm} (a,b) =ab.$
Aug
15
reviewed Edit Limit of $\frac{1}{x} - \frac{1}{\sin{(x)}}$
Jul
30
reviewed Approve Three problems with binomial coefficients
Jul
27
reviewed Approve A circle on the plane