(mathematics) A field of mathematics in the intersection of number theory, combinatorics, ergodic theory and harmonic analysis.

(mathematics, chiefly dated) Number theory; the branch of pure mathematics concerned primarily with integers and integer-valued functions.

(mathematics) A finitely axiomatized fragment of first-order Peano arithmetic, lacking the axiom schema of mathematical induction.

plural of arithmetic sequence

(mathematics) Synonym of arithmetic progression

(computer hardware) the section of a CPU that performs calculations and logical operations

plural of arithmetic logic unit

(mathematics) A mean of two numbers which is the common limit of a pair of sequences, whose terms are defined by taking the arithmetic and geometric means of the previous pair of terms.

plural of arithmetic-geometric mean

(number theory) the theorem that states that every integer greater than one is uniquely expressible as a product of prime numbers, which is called its prime factorization