Negative and non-negative numbers
A negative number is a number that is
less than zero, such as −3. A positive number is a number that is greater than zero, such as 3. Zero itself is neither positive nor negative. The non-negative numbers are the real numbers that are not negative.
Encyclopedia
A
negative number is a number that is
less than zero, such as −3. A
positive number is a number that is greater than zero, such as 3. Zero itself is neither positive nor negative. The
non-negative numbers are the real numbers that are not negative.