NonNegative

NonNegative[x]

変数 x が負ではない数のときにTrueを返す．

詳細

  • NonNegative[x]は，変数 x が負の数か複素数量であることが明白な場合に，Falseを返す．また，明白ではない場合には未評価のままにする．

例題

例  (1)

異なるタイプの数を評価する：

NumericQではない数量は未評価のまま残される：

Wolfram Research (1988), NonNegative, Wolfram言語関数， https://reference.wolfram.com/language/ref/NonNegative.html.

テキスト

Wolfram Research (1988), NonNegative, Wolfram言語関数， https://reference.wolfram.com/language/ref/NonNegative.html.

CMS

Wolfram Language. 1988. "NonNegative." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/NonNegative.html.

APA

Wolfram Language. (1988). NonNegative. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/NonNegative.html

BibTeX

@misc{reference.wolfram_2024_nonnegative, author="Wolfram Research", title="{NonNegative}", year="1988", howpublished="\url{https://reference.wolfram.com/language/ref/NonNegative.html}", note=[Accessed: 22-November-2024 ]}

BibLaTeX

@online{reference.wolfram_2024_nonnegative, organization={Wolfram Research}, title={NonNegative}, year={1988}, url={https://reference.wolfram.com/language/ref/NonNegative.html}, note=[Accessed: 22-November-2024 ]}