Irrationality proof trick with Mod
89716
Is there a proof of the irrationality of $\sqrt{2}$ that involves modular arithmetic?
111094
Help with proving that $\pi$ is irrational
31744
Proving that there is an irrational number between any two unequal rational numbers.
10882
irrationality of $\sqrt{2}^{\sqrt{2}}$.
94855
Prove if a (mod n) has a multiplicative inverse, then it's unique
81428
Why does proof by contradiction not work on Rational numbers but only on Irrational numbers?
109953
How to prove that $\sqrt 3$ is an irrational number?
67605
Different proof that $\sqrt{2}$ is irrational
70315
Process to show that $\sqrt 2+\sqrt[3] 3$ is irrational
10889
Mod[1.2, 0.2] is not equal to zero
91101
Proving $\sqrt2$ is irrational
139
Prove or disprove: For every integer a, if a is not congruent to 0 (mod 3), the a^2 is congruent to 1 (mod 3)
2926
The contradiction method used to prove that the square root of a prime is irrational
33735
The square of an integer is congruent to 0 or 1 mod 4
120906
Is there a proof that $\pi \times e$ is irrational?
64885
Irrational and rational sequence proof
37915
$\sqrt{2}$ is irrational proof using well-Ordering Property