NonPositive

NonPositive[x]

gives True if x is a nonpositive number.

Examples

Basic Examples  (1)

Evaluate different types of numbers:

Quantities that are not NumericQ remain unevaluated:

Wolfram Research (1996), NonPositive, Wolfram Language function, https://reference.wolfram.com/language/ref/NonPositive.html.

Text

Wolfram Research (1996), NonPositive, Wolfram Language function, https://reference.wolfram.com/language/ref/NonPositive.html.

BibTeX

@misc{reference.wolfram_2021_nonpositive, author="Wolfram Research", title="{NonPositive}", year="1996", howpublished="\url{https://reference.wolfram.com/language/ref/NonPositive.html}", note=[Accessed: 23-October-2021 ]}

BibLaTeX

@online{reference.wolfram_2021_nonpositive, organization={Wolfram Research}, title={NonPositive}, year={1996}, url={https://reference.wolfram.com/language/ref/NonPositive.html}, note=[Accessed: 23-October-2021 ]}

CMS

Wolfram Language. 1996. "NonPositive." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/NonPositive.html.

APA

Wolfram Language. (1996). NonPositive. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/NonPositive.html