A question about the number of points of the preimage of a regular value.
133808
A doubt from Milnor's "Topology from a Differentiable Viewpoint".
83784
Fixed Point of $x_{n+1}=i^{x_n}$
115347
Showing that the fiber of a morphism of schemes over a point is homeomorphic to the preimage
127102
Upper bound for $\sqrt[n]{n!}$
74150
Problem on the number of generators of some ideals in $k[x,y,z]$
96326
Number of $q$-th residues modulo $n$
153969
The "elements" of a real number
114262
Find the cardinality of the following set $S_n=\{(x,y)|x^2+y^2=n, \text{where }x,y,n \in \mathbb Z\text{ and }n\geq0 \}$
105594
Fixed point, union of $\aleph_0, \aleph_{\aleph_0},\aleph_{\aleph_{\aleph_0}}\dots$ [see Noah's comment on notation]
81778
If $m|n$ and $a$ is a primitive root of $n$, show that $a$ is a primitive root of $m$ (understanding a tip)
151732
Number of solutions of polynomials in a field
140087
The number of divisors
53713
Accumulation Points for $S = \{(-1)^n + \frac1n \mid n \in \mathbb{N}\}$
40566
Counting surjective functions
133101
Number of solutions of $P(x)=e^{ax}$ if $P$ is a polynomial
51770
Number of elements in a finite field extension for finite fields
85681
Cardinality of polynomials with real coefficients