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Jan
10
answered How many sequences of rational numbers converging to 1 are there?
Dec
26
answered How can one determinate the variationt of $f(g(x))$
Dec
16
asked Limit of $e^x/x^3$ at infinity without l'Hopital
Nov
17
answered integrate sin(x).
Nov
14
answered What does it mean when a number 'y' is pseudoprime to base 'x'
Nov
14
answered Is there in literature a descriptive abbreviation phrase for “for infinitely many $n$”?
Oct
23
answered Proof for divergence of $\int_1^\infty \cos(x^\frac{3}{4})$
Oct
3
answered Definition of $\sigma$-finite
Oct
3
answered Why proof by induction is working.
Oct
1
answered Show that max $\{f,g\}$ is continuous
Sep
8
answered prove that $\forall N \in \mathbb{N}$, there is a $n\in N$ such that the prime gap $g_n = p_{n+1} - p_n$ > N.
Sep
8
asked Canonical number systems reference request
Sep
1
answered 1, 5, 9, 13, 17, 21,…
Mar
16
answered Confusion with a function being “onto” and 1-1 correspondence.
Mar
16
answered Find $n$ numbers which LCM is equal to $k$
Mar
16
asked Denoting bijection (conjugation) in a commutative diagram
Mar
10
answered Keep factoring and concatenating to get a prime?
Mar
7
answered Would you ever stop rolling the die?
Mar
2
answered Proving that $\{u_k\}_{k=1}^\infty$, $u_k=\left\{1,\frac{1}{2},\frac{1}{3},\dots,\frac{1}{k},0,0,\dots\right\}$, does not converge in a metric space
Jan
27
answered Is there a notation for being “a finite subset of”?