DoubleDownArrow 
DoubleDownArrow[x,y,…]
x⇓y…と表示される.
詳細
- DoubleDownArrow[x,y,…]は組込みの意味を持たない.
- x⇓y はデフォルトで DoubleDownArrow[x,y]と解釈される.
- ⇓は\[DoubleDownArrow]と入力できる.
例題
例 (2)
DoubleDownArrow[x, y, z]タイプセット文字を用いた入力はDoubleDownArrow 式を与える:
x⇓y⇓z//FullFormテクニカルノート
履歴
1996 で導入 (3.0)
テキスト
Wolfram Research (1996), DoubleDownArrow, Wolfram言語関数, https://reference.wolfram.com/language/ref/DoubleDownArrow.html.
CMS
Wolfram Language. 1996. "DoubleDownArrow." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/DoubleDownArrow.html.
APA
Wolfram Language. (1996). DoubleDownArrow. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/DoubleDownArrow.html
BibTeX
@misc{reference.wolfram_2026_doubledownarrow, author="Wolfram Research", title="{DoubleDownArrow}", year="1996", howpublished="\url{https://reference.wolfram.com/language/ref/DoubleDownArrow.html}", note=[Accessed: 07-September-2026]}
BibLaTeX
@online{reference.wolfram_2026_doubledownarrow, organization={Wolfram Research}, title={DoubleDownArrow}, year={1996}, url={https://reference.wolfram.com/language/ref/DoubleDownArrow.html}, note=[Accessed: 07-September-2026]}