BooleanQ

BooleanQ[expr]

exprTrueあるいはFalseの場合にTrueを返す.

例題

  (1)

BooleanQは,TrueあるいはFalseに対してTrueを返す:

それ以外のすべてに対してはFalseを返す:

Wolfram Research (2014), BooleanQ, Wolfram言語関数, https://reference.wolfram.com/language/ref/BooleanQ.html.

テキスト

Wolfram Research (2014), BooleanQ, Wolfram言語関数, https://reference.wolfram.com/language/ref/BooleanQ.html.

CMS

Wolfram Language. 2014. "BooleanQ." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/BooleanQ.html.

APA

Wolfram Language. (2014). BooleanQ. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/BooleanQ.html

BibTeX

@misc{reference.wolfram_2024_booleanq, author="Wolfram Research", title="{BooleanQ}", year="2014", howpublished="\url{https://reference.wolfram.com/language/ref/BooleanQ.html}", note=[Accessed: 22-November-2024 ]}

BibLaTeX

@online{reference.wolfram_2024_booleanq, organization={Wolfram Research}, title={BooleanQ}, year={2014}, url={https://reference.wolfram.com/language/ref/BooleanQ.html}, note=[Accessed: 22-November-2024 ]}