Heads
レベルの指定を使用する関数のオプションとして使われ,式の頭部が含まれるべきかどうかを指定する.
例題
すべて開くすべて閉じる
Wolfram Research (1991), Heads, Wolfram言語関数, https://reference.wolfram.com/language/ref/Heads.html.
テキスト
Wolfram Research (1991), Heads, Wolfram言語関数, https://reference.wolfram.com/language/ref/Heads.html.
CMS
Wolfram Language. 1991. "Heads." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/Heads.html.
APA
Wolfram Language. (1991). Heads. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/Heads.html