108,845 reputation
698199
bio website von-eitzen.de/math/tntrep.xml
location Bonn, Germany
age 48
visits member for 1 year, 11 months
seen 2 mins ago

I did study math and had a knack for it, but I am sooo out of that business now ...


22h
reviewed Edit Evaluating the limits $\lim_{(x,y)\to(\infty,\infty)}\frac{2x-y}{x^2-xy+y^2}$ and $\lim_{(x,y)\to(\infty,8)}(1+\frac{1}{3x})^\frac{x^2}{x+y}$
22h
reviewed Edit General form for these types of integrals
22h
reviewed Close In how many ways can a number be expressed as a sum of squares of two natural numbers?
22h
reviewed Close What is the space spanned by $a\cos x + b\sin x$?
22h
reviewed Leave Open Find x in this equation
1d
reviewed Close Intuitive explanation for $\zeta (2)=\frac{\pi^2}{6}$
1d
reviewed Leave Open interval of convergence of $e^x$
1d
reviewed Leave Open stats probability
Aug
14
reviewed Leave Closed A Question about Doctoral Theses in Mathematics
Aug
8
reviewed Close Probability to guess at least one answer correctly
Aug
8
reviewed Leave Open What should it be called please suggest me.
Aug
8
reviewed Close What are those functions
Aug
8
reviewed Close Counting number of perfect matching in bipartite graph.
Aug
8
reviewed Leave Closed Evaluate $\lim_{x\to 2}\frac{x^3 - 8}{x-2}$.
Aug
8
reviewed Leave Closed How can I find this end, more than one way?
Aug
4
reviewed Close Blended surface
Aug
4
reviewed Close Separable Function: Alternative Representation
Aug
4
reviewed Leave Open Is the population of blue-eyed Martians decreasing?
Aug
4
reviewed Close Why is this argument for the reals being countable wrong?
Aug
4
reviewed Leave Open Combinatorics problem about listing numbers $1,2,…n$