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The operation of Multiplication, i.e., $a$ times $b$. Various notations are $a\times b$, $a\cdot b$, $ab$, and $(a)(b)$. The ``multiplication sign'' $\times$ is based on Saint Andrew's Cross (Bergamini 1969). Floating point Multiplication is sometimes denoted $\otimes$.

See also Cross Product, Dot Product, Minus, Multiplication, Plus, Product


Bergamini, D. Mathematics. New York: Time-Life Books, p. 11, 1969.

© 1996-9 Eric W. Weisstein