multiply+by+two
61double — I. a. 1. Coupled, in pairs. 2. Twice as much. 3. Twofold. 4. Deceitful, dishonest, knavish, false, perfidious, hollow, insincere, double minded, double faced, double tongued, full of duplicity. II. ad. Twice, doubly, twofold. III. v. a …
62Multiplication — Multiply redirects here. For other uses, see Multiplication (disambiguation). For methods of computing products, including those of very large numbers, see Multiplication algorithm. Four bags of three marbles gives twelve marbles. There are also… …
63Multiplied — Multiply Mul ti*ply, v. t. [imp. & p. p. {Multiplied}; p. pr. & vb. n. {Multiplying}.] [F. multiplier, L. multiplicare, fr. multiplex manifold. See {Multitude}, {Complex}.] 1. To increase in number; to make more numerous; to add quantity to.… …
64Multiplying — Multiply Mul ti*ply, v. t. [imp. & p. p. {Multiplied}; p. pr. & vb. n. {Multiplying}.] [F. multiplier, L. multiplicare, fr. multiplex manifold. See {Multitude}, {Complex}.] 1. To increase in number; to make more numerous; to add quantity to.… …
65Multiplying gear — Multiply Mul ti*ply, v. t. [imp. & p. p. {Multiplied}; p. pr. & vb. n. {Multiplying}.] [F. multiplier, L. multiplicare, fr. multiplex manifold. See {Multitude}, {Complex}.] 1. To increase in number; to make more numerous; to add quantity to.… …
66Multiplying lens — Multiply Mul ti*ply, v. t. [imp. & p. p. {Multiplied}; p. pr. & vb. n. {Multiplying}.] [F. multiplier, L. multiplicare, fr. multiplex manifold. See {Multitude}, {Complex}.] 1. To increase in number; to make more numerous; to add quantity to.… …
67Interference (wave propagation) — Two point interference in a ripple tank. In physics, interference is the phenomenon in which two waves superpose each other to form a resultant wave of greater or lower amplitude. Interference usually refers to the interaction of waves that are… …
68Mental calculation — comprises arithmetical calculations using only the human brain, with no help from calculators, computers, or pen and paper. People use mental calculation when computing tools are not available, when it is faster than other means of calculation… …
69Multiplication algorithm — A multiplication algorithm is an algorithm (or method) to multiply two numbers. Depending on the size of the numbers, different algorithms are in use. Efficient multiplication algorithms have existed since the advent of the decimal system.… …
70Divisibility rule — A divisibility rule is a shorthand way of discovering whether a given number is divisible by a fixed divisor without performing the division, usually by examining its digits. Although there are divisibility tests for numbers in any radix, and… …
