OCME · Bilingual mathematics & derivations

Concept derivation guides

299 concept teaching guides, separate from the 36,000 individual question derivations.

Concept guide

The full unit permutation modulo 10

For a=-3,n=10, phi(10)=4 and a^4=1 modulo 10.

Euler's theorem in number theory

derivation-mko-euler-theorem-number-theory-01