Volume 11

1975

Issue 1

Most of you know what is meant by a Pythagorean triple. It is a set of three natural numbers $\left\{a,b,c\right\}$ such that $a^2 + b^2 = c^2$.

Issue 2

A perfect number is a number which is equal to the sum of all its factors except itself.

Issue 3

In Vol. 11 No. 1, W.J. Ryan asked several questions about Pythagorean triples, which I will try to answer.