Mod[k, 2] == 0 versus EvenQ[k]
61258
Using OddQ and EvenQ in piecewise functions: Buggy?
55718
Is zero odd or even?
120571
What does it mean $a \;\text{mod}\; 1$?
47670
Algebraic proof of $\sum_{i=0}^k{{n \choose i}{m \choose {k-i}}}= {{m+n}\choose k}$
20908
How to compute $k$'th roots $\!\bmod n$?
29204
$a\equiv\bar a\!\pmod{\!kn}\Rightarrow a\equiv\bar a\!\pmod{\! n};\ $ $(a\bmod kn)\bmod n=a\bmod n.\ $ Congruences persist mod factors of the modulus
114254
Zero divisors in $A[x_1,x_2,\dots,x_r]$
81818
Prove or disprove : $\det(A^k + B^k) \geq 0$
154933
Prove $(p-k)!(k-1)!\equiv (-1)^k \text{ mod p }$
70585
Why does Assuming[x > 0, TrueQ[x > 0]] return False?
58803
${n \choose k} \bmod m$ using Chinese remainder theorem?
21383
Can every even integer be expressed as the difference of two primes?
62996
A problem regarding the proof of ${p^nk\choose p^n}\equiv k\mod p$, where $p\nmid k$.
44689
Explicit bijection between $[0,1)$ and $(0,1)$
135046
Can this quick way of showing that $K[X,Y]/(Y-X^2)\cong K[X]$ be turned into a valid argument?
68635
When is $2$ a quadratic residue mod $p$?
8784
modulo version of the quadratic formula and Euler's criterion