Modular Group2

Compute large powers modulo n
Solution to Abstract Algebra by Dummit & Foote 3rd edition Chapter 3.2 Exercise 3.2.23 Determine...
Compute the subgroup lattice of a quotient of modular group of order 16
Solution to Abstract Algebra by Dummit & Foote 3rd edition Chapter 3.3 Exercise 3.3.6 Let $M = \...