DoubleLeftRightArrow 
DoubleLeftRightArrow[x,y,…]
x⇔y⇔…と表示される.
詳細
- DoubleLeftRightArrow[x,y,…]は組込みの意味を持たない.
- x⇔y はデフォルトでDoubleLeftRightArrow[x,y]と解釈される.
- ⇔は\[DoubleLeftRightArrow]または
<=>
と入力できる.
例題
例 (1)
テクニカルノート
履歴
1996 で導入 (3.0)
テキスト
Wolfram Research (1996), DoubleLeftRightArrow, Wolfram言語関数, https://reference.wolfram.com/language/ref/DoubleLeftRightArrow.html.
CMS
Wolfram Language. 1996. "DoubleLeftRightArrow." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/DoubleLeftRightArrow.html.
APA
Wolfram Language. (1996). DoubleLeftRightArrow. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/DoubleLeftRightArrow.html
BibTeX
@misc{reference.wolfram_2025_doubleleftrightarrow, author="Wolfram Research", title="{DoubleLeftRightArrow}", year="1996", howpublished="\url{https://reference.wolfram.com/language/ref/DoubleLeftRightArrow.html}", note=[Accessed: 13-April-2026]}
BibLaTeX
@online{reference.wolfram_2025_doubleleftrightarrow, organization={Wolfram Research}, title={DoubleLeftRightArrow}, year={1996}, url={https://reference.wolfram.com/language/ref/DoubleLeftRightArrow.html}, note=[Accessed: 13-April-2026]}