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seen Oct 18 at 2:47

Don't have much time these days...


Jul
18
comment Solving the integral $\int_{0}^{\infty} \frac{\sin{x}}{x} \ dx = \frac{\pi}{2}$?
@V-Moy: Thank you for your kind comments! (and the badge :-))
Jul
18
revised if $x_{n+1}=ax_{n}+b$ then How find this $a,b,c$?
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Jul
18
revised The sum of $1^2+7^2+13^2+\cdots+n^2,$ where $ n =1 \mod6 $
added 1 character in body; edited tags
Jul
18
revised Combinations mod $n$ property
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Jul
18
revised Prime number upper bound
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Jul
18
revised Is there a positive integer base of numeration for which no equivalent of Benford's law holds?
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Jul
18
revised Perfect squares and modularly congruency in mod 5
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Jul
18
revised $k$-th number in $N \times M$ Table
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Jul
18
comment What is the integral of x/ln(x)?
See: en.wikipedia.org/wiki/Exponential_integral
Jul
18
revised $k$-th number in $N \times M$ Table
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Jul
18
revised how to solve these equation?
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Jul
18
revised $k$-th number in $N \times M$ Table
added 390 characters in body
Jul
18
revised Goursat's theorem and residue theorem understanding
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Jul
18
revised An inequality in numbers
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Jul
18
comment Is the sequences$\{S_n\}$ convergent?
@Lucian: Why not cast a dupe vote if you know a question already exists?
Jul
18
answered how to solve these equation?
Jul
18
comment how to solve these equation?
Related: math.stackexchange.com/questions/6965/system-of-equations
Jul
18
revised Is the sequences$\{S_n\}$ convergent?
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Jul
18
revised Misunderstanding the Theorem of Bayes
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Jul
18
comment Convergence of a subsequence .
Just take any bounded sequence which does not converge.