1. : a rule in algebra: the product or the quotient of two numbers of like sign is positive
2. : a rule in algebra: the product or the quotient of two numbers of unlike sign is negative
1. : a rule in algebra: the product or the quotient of two numbers of like sign is positive
2. : a rule in algebra: the product or the quotient of two numbers of unlike sign is negative
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012