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Apr
27
revised Find the generating function?
improved formatting
Apr
27
suggested suggested edit on Find the generating function?
Apr
24
comment Is $\ \Large\pi^e$ rational?
@Jika: $e^\pi$ is a transcedental number, look the Gelfond's Theorem and $e^\pi = (-1)^{-i}$. So, looks like the $\pi^{e^\pi}$ is irrational and transcedental.
Apr
21
revised $\lim_{n\to \infty}\left(1 - \frac {1}{n^2}\right)^n =?$
improved latex
Apr
21
suggested suggested edit on $\lim_{n\to \infty}\left(1 - \frac {1}{n^2}\right)^n =?$
Apr
18
revised Find the roots of the following polynomial equation..
improved formatting
Apr
18
suggested suggested edit on Find the roots of the following polynomial equation..
Apr
14
answered Rationalization of denominator with nth roots
Apr
14
revised Rationalization of denominator with nth roots
improved formatting
Apr
14
suggested suggested edit on Rationalization of denominator with nth roots
Mar
15
revised Integrate $ \int \sinh 2x \cosh x dx$
improved post
Mar
15
suggested suggested edit on Integrate $ \int \sinh 2x \cosh x dx$
Feb
23
revised Evaluating fractional indices (negative)
latex improvements
Feb
23
suggested suggested edit on Evaluating fractional indices (negative)
Feb
16
accepted Can someone explain definition of number 1?
Feb
14
comment Compute the integral $\int\frac{e^x}{x}dx$
It cannot be integrated, it's a special function.
Feb
11
accepted How to prove that Fibonacci number is integer?
Feb
11
comment How to prove that Fibonacci number is integer?
@DanielFischer: That should be an answer!
Feb
11
comment How to prove that Fibonacci number is integer?
@JyrkiLahtonen: Maybe I was a bit unclear, I'm looking of proof with that Golden ratio formula.
Feb
11
asked How to prove that Fibonacci number is integer?