Union 
范例
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字符: \[Union]
Function Repository: MultisetUnion MultisetSum
历史
1988年引入 (1.0) | 在以下年份被更新:1996 (3.0)
文本
Wolfram Research (1988),Union,Wolfram 语言函数,https://reference.wolfram.com/language/ref/Union.html (更新于 1996 年).
CMS
Wolfram 语言. 1988. "Union." Wolfram 语言与系统参考资料中心. Wolfram Research. 最新版本 1996. https://reference.wolfram.com/language/ref/Union.html.
APA
Wolfram 语言. (1988). Union. Wolfram 语言与系统参考资料中心. 追溯自 https://reference.wolfram.com/language/ref/Union.html 年
BibTeX
@misc{reference.wolfram_2025_union, author="Wolfram Research", title="{Union}", year="1996", howpublished="\url{https://reference.wolfram.com/language/ref/Union.html}", note=[Accessed: 18-September-2025]}
BibLaTeX
@online{reference.wolfram_2025_union, organization={Wolfram Research}, title={Union}, year={1996}, url={https://reference.wolfram.com/language/ref/Union.html}, note=[Accessed: 18-September-2025]}