: A highly-cited source that provides detailed solutions to exercises throughout the book.
You’ve stared at a problem about cosets for 45 minutes. You’ve flipped back to Chapter 4 three times. You finally cracked and looked up an answer online... but the solution was a cryptic, two-line proof that skipped six logical steps. You thought: “There has to be a BETTER way to understand this.” a book of abstract algebra pinter solutions better