Jose Garcia
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 May 21 asked orthogonal polynomials and quadrature formulae May 17 asked Numerical solution of non-linear differential equation with MATLAB May 5 asked Integral $\int_{0}^{\infty} \frac{2axdx}{(x^{2}+a^{2})(e^{2\pi x}-1)}$ Apr 19 asked Could Fibonacci numbers be related to Riemann zeros? Apr 18 asked a doubt with the series $\sum_{n=0}^{\infty}e^{-nx}$ Apr 15 asked asymptotics of this sum $x \to 0$ Apr 4 asked Numerical method for indefinite integral Mar 28 asked non-smooth minmal surfaces and differenteial equations Mar 26 asked exercise on $L(0,1)$ and functional analysis Mar 23 asked laurent series of a function defined by an integral Mar 16 asked Real roots plot of the modified bessel function Mar 10 asked fractional derivaitve of logarithm function $x^ {a} log(x)$ Feb 26 answered Show that $f(z)=\sum_{n=-\infty}^\infty \frac{1}{(n-z)^2}$ converges uniformly on compact sets in $\Bbb C - \Bbb Z$. Feb 19 asked minimal surface from a variational problem Feb 18 asked A variational problem with a lagrangian , what is the lagrangian? Feb 18 asked variational problem: obtain the lagrangian from the PDE equations of motion Feb 13 answered Find solution for the following system: $x'=y^3-4x$ , $y'=y^3-y-3x$ Feb 12 asked second degree congruence solution $f(x) \equiv 0 \ ( \text{mod} \ 2)$ Feb 9 asked delta function on a complex number Feb 7 asked Sum of a power series with a parameter