Numeric Predicates

For the documentation of the functions >, <, >= and <= see section Comparison Predicates.

Function: = number1 number2

This function returns t if the two integers number1 and number2 have the same value.

(= 1 1)
    => t

(= 1 0)
    => nil

Function: /= number1 number2

This function will return t if number1 and number2 and not equal to each other.

(/= 1 1)
    => nil

(/= 1 0)
    => t

Function: zerop number

Returns t if number is equal to zero.

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