Quadratic (Pythagorean?) Diophantine Equation
15725
$2017$ as the sum of two squares
103274
Integer solutions to the equation $a^3+b^3+c^3=30$
131941
Solve quadratic congruences.
150085
Solutions to the diophantine equation: $2a^2 + 2b^2- c^2- d^2 = 0$
151764
modular arithmetic, solving $ax + b \equiv c \pmod d$?
82016
Given $p^2+q^2+r^2+1=s+\sqrt{p+q+r-s}$, solve for $s$
110297
Problem related to quadratic equations
150446
Quadratic Modular Arithmetic
123441
Quadratic congruences problem $(x^2-a)(x^2-b)(x^2-ab)$ ≡ 0 (mod p)
144851
For a prime $p \equiv 1$ or $3$ (mod $8$), show that the equation $x^{2} + 2y^{2} = p$ has a solution.
73079
Eliminating non-integer solutions to $ab / (2\sqrt{ab} + a + b)$
39135
Representation of integers by ternary quadratic form $x^2+y^2-z^2$
69234
Solving Diophantine equation $1/x^2+1/y^2=1/z^2$
136856
Diophantine equation with a prime number
28594
Number of integer solutions of the following equation
105302
Solutions of bivariate cubic Diophantine equation
34393
Variation of Pythagorean triplets: $x^2+y^2 = z^3$