2,589 reputation
1933
bio website ephorie.de
location Germany
age 44
visits member for 3 years, 11 months
seen 6 hours ago

just an amateur fascinated by math


May
14
reviewed Approve suggested edit on Why does $\sin(0)$ exist?
May
13
reviewed Approve suggested edit on Trigonometric substitution
Feb
25
reviewed Approve suggested edit on How do I solve $y'=\frac{y}{x}\frac{x-y}{x+y}$?
Feb
25
reviewed Approve suggested edit on Integral equation and constant rules
Feb
25
reviewed Approve suggested edit on Factoring $x$ out of the denominator of a limit
Feb
25
reviewed Approve suggested edit on How come we ignore constants when finding derivatives?
Feb
16
reviewed Approve suggested edit on If a function $f$ is continuous in $[a,∞)$ and finite $\lim_{x→+∞}⁡f(x)$ exists, then it's uniformly continuous in $[a,+∞)$.
Feb
16
reviewed Approve suggested edit on If f: $[0,\infty)\to \mathbb{R}$ is continuous and uniformly continuous in $[k,\infty]$, then it's uniformly continuous in $[0,\infty]$.
Jan
27
reviewed Approve suggested edit on $n$ balls of $2^{n}-1$ colors, order not significant, how many combinations?
Jan
26
reviewed Approve suggested edit on Does this function define an inner product?
Jan
26
reviewed Approve suggested edit on A subgroup has the same number of left and right cosets - Tricks - Fraleigh p. 103 10.32, 35
Jan
24
reviewed Approve suggested edit on Why Q is not locally compact, connected, or path connected?
Jan
24
reviewed Approve suggested edit on Classifying singularity
Jan
8
reviewed Approve suggested edit on Prove that $\lim_{n\to\infty}\left[1-\prod_{i=1}^{n} (1-\frac{a}{i} )\right]= 1$.
Dec
30
reviewed Approve suggested edit on Systems of linear equations to calculate $\alpha$ and $\beta$