The operation of multiplication, i.e., a times b. Various notations are
Asterisk, Cross Product, Dot Product, Minus, Multiplicand, Multiplication, Multiplier, Plus, Product
Bergamini, D. Mathematics. New York: Time-Life Books, p. 11, 1969.
Cundy, H. M. "What Is ?" Math. Gaz. 43, 101, 1959.