User Tools


Function MINUSP, PLUSP

Syntax

  • minusp realgeneralized-boolean
  • plusp realgeneralized-boolean

Arguments and Values

Description

minusp returns true if real is less than zero; otherwise, returns false.

plusp returns true]] if real is greater than zero; otherwise, returns false.

Regardless of whether an implementation provides distinct representations for positive and negative float zeros, (minusp -0.0) always returns false.

Examples

(minusp -1) → true (plusp 0) → false (plusp least-positive-single-float) → true

Side Effects

None.

Affected By

None.

Exceptional Situations

Should signal an error of type type-error if real is not a real.

See Also

None.

Notes

None.