An arithmetic operation {multiplication} involves number {multiplicand}, second number {multiplier, multiplication}, and total number {product, multiplication}. Multiplication adds multiplier number of multiplicands. For example, 3*4 = 3 + 3 + 3 + 3 = 12 adds four threes.
Products {continued product} can have more than two factors, for example, 3*4*5.
Minus times minus is plus, plus times plus is plus, and plus times minus is minus, and minus times plus is minus {law of signs}|.
Uppercase Greek letter {pi, uppercase} can indicate continued multiplication of indexed variable or function. Inverted uppercase Greek letter pi indicates continued division of indexed variable or function.
Process {rationalization, arithmetic} can eliminate irrational quantities or numbers, by removing non-repeating decimals.
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Date Modified: 2022.0225