Addition of FractionsCovers the addition of fractions and properties of rational numbers, emphasizing associativity and summing fractions with the same denominator.
Local Noetherian RingsCovers local Noetherian rings, integrally closed domains, discrete valuations, and fraction fields.
Decimal NumbersExplains the conversion process from fractions to decimal numbers and vice versa.
Integers and RingsCovers integers, rings, subrings, invertibility, divisors of zero, and equivalence relations in formal fractions.
