$NumberMarks

$NumberMarks

对选项 NumberMarks 给出缺省值,指定 ` 标记是否应当包含在近似数的输入形式表示中.

更多信息

  • $NumberMarks 的缺省设置是 Automatic.
  • $NumberMarks=True 指定 ` 应该缺省地用于包括机器精度数和任意精度数在内的所有近似数.
  • $NumberMarks=Automatic 指定 ` 应当缺省地用于任意精度数而不是机器精度数.
  • $NumberMarks=False 指定 ` 缺省时不应当用在输出数中.

范例

基本范例  (2)

$NumberMarks 的缺省值是 Automatic

MachinePrecision 数不显示数标记:

任意精度数显示标记和精度:

暂时强制机器数字显示数标记:

Wolfram Research (1996),$NumberMarks,Wolfram 语言函数,https://reference.wolfram.com/language/ref/$NumberMarks.html.

文本

Wolfram Research (1996),$NumberMarks,Wolfram 语言函数,https://reference.wolfram.com/language/ref/$NumberMarks.html.

CMS

Wolfram 语言. 1996. "$NumberMarks." Wolfram 语言与系统参考资料中心. Wolfram Research. https://reference.wolfram.com/language/ref/$NumberMarks.html.

APA

Wolfram 语言. (1996). $NumberMarks. Wolfram 语言与系统参考资料中心. 追溯自 https://reference.wolfram.com/language/ref/$NumberMarks.html 年

BibTeX

@misc{reference.wolfram_2024_$numbermarks, author="Wolfram Research", title="{$NumberMarks}", year="1996", howpublished="\url{https://reference.wolfram.com/language/ref/$NumberMarks.html}", note=[Accessed: 21-November-2024 ]}

BibLaTeX

@online{reference.wolfram_2024_$numbermarks, organization={Wolfram Research}, title={$NumberMarks}, year={1996}, url={https://reference.wolfram.com/language/ref/$NumberMarks.html}, note=[Accessed: 21-November-2024 ]}