Dt
范例
打开所有单元 关闭所有单元基本范例 (4)
范围 (4)
Dt[1]Attributes[E]Dt[E]Dt[a x ^ n, x]Dt[Sin[x y], x]Dt[f + g]Dt[f g]Together[Dt[f / g]]Dt[f[g]]Dt[Log[f]]选项 (3)
Constants (3)
Dt[a x ^ 2 + b, x, Constants -> {a}]Dt[a x ^ 2 + b, x, Constants -> {a, b}]用 TagSet 来指明一个常量:
y/:Dt[y, x] = 0D[2 x y, x]相关指南
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历史
1988年引入 (1.0)
Wolfram Research (1988),Dt,Wolfram 语言函数,https://reference.wolfram.com/language/ref/Dt.html.
文本
Wolfram Research (1988),Dt,Wolfram 语言函数,https://reference.wolfram.com/language/ref/Dt.html.
CMS
Wolfram 语言. 1988. "Dt." Wolfram 语言与系统参考资料中心. Wolfram Research. https://reference.wolfram.com/language/ref/Dt.html.
APA
Wolfram 语言. (1988). Dt. Wolfram 语言与系统参考资料中心. 追溯自 https://reference.wolfram.com/language/ref/Dt.html 年
BibTeX
@misc{reference.wolfram_2026_dt, author="Wolfram Research", title="{Dt}", year="1988", howpublished="\url{https://reference.wolfram.com/language/ref/Dt.html}", note=[Accessed: 15-September-2026]}
BibLaTeX
@online{reference.wolfram_2026_dt, organization={Wolfram Research}, title={Dt}, year={1988}, url={https://reference.wolfram.com/language/ref/Dt.html}, note=[Accessed: 15-September-2026]}