Arithmetic :  adj : relating to or involving arithmetic; "arithmetical computations" [syn: arithmetical] (noun)

1: the branch of pure mathematics dealing with the theory of numerical calculations

Boolean algebra, Euclidean geometry, Fourier analysis, Lagrangian function, algebra, algebraic geometry, analysis, analytic geometry, associative algebra, binary arithmetic, calculation, calculus, ciphering, circle geometry, descriptive geometry, differential calculus, division algebra, equivalent algebras, estimation, figuring, game theory, geodesy, geometry, graphic algebra, group theory, higher algebra, higher arithmetic, hyperbolic geometry, infinitesimal calculus, integral calculus, intuitional geometry, invariant subalgebra, inverse geometry, line geometry, linear algebra, mathematical physics, matrix algebra, metageometry, modular arithmetic, n-tuple linear algebra, natural geometry, nilpotent algebra, number theory, plane trigonometry, political arithmetic, projective geometry, proper subalgebra, quaternian algebra, reckoning, reducible algebra, set theory, simple algebra, solid geometry, speculative geometry, spherical trigonometry, statistics, subalgebra, systems analysis, topology, trig, trigonometry, universal algebra, universal geometry, vector algebra, zero algebra,