Non integer Hyper-powers.
9414
Is There a Natural Way to Extend Repeated Exponentiation Beyond Integers?
38419
Existence of Polynomial with whom product contains only prime powers
156510
How to compute $2^{\text{some huge power}}$
121593
Symmetric and exterior power of representation
22842
The Interpretation of $|\psi|^2$ and the No-Clone Theorem
16697
Fermat Last Theorem for non Integer Exponents
106716
The sum of square roots of non-perfect squares is never integer
122519
Multiplicative Functions
97972
Which is the largest power of natural number that can be evaluated by computers?
80362
Simpler proof - Non atomic measures
110726
Example of a non-gcd domain
99677
Generalization of Cayley-Hamilton
89989
A set of integers whose elements all divide $2015^{200}$ but do not divide each other
139992
Is power-associativity finitely axiomatizable?
69838
Does a countably infinite power set exist?
152870
Near integers in powers of binomials with radicals
156242
As many even numbers as natural numbers.