NonNegative

NonNegative[x]

gives True if x is a nonnegative number.

Details

  • NonNegative[x] gives False if x is manifestly a negative or complex numerical quantity. Otherwise, it remains unevaluated.

Examples

Basic Examples  (1)

Evaluate different types of numbers:

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Quantities that are not NumericQ remain unevaluated:

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See Also

Negative  Positive  NonPositive  RealSign  Greater  Simplify  Assumptions

Introduced in 1988
(1.0)