Combinatorica`
Combinatorica`
SelfLoopsQ
As of Version 10, most of the functionality of the Combinatorica package is built into the Wolfram System. »
SelfLoopsQ[g]
yields True if graph g has self-loops.
Details and Options
- SelfLoopsQ functionality is now available in the built-in Wolfram Language function LoopFreeGraphQ.
- To use SelfLoopsQ, you first need to load the Combinatorica Package using Needs["Combinatorica`"].
Examples
Basic Examples (2)Summary of the most common use cases
In[1]:=1
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https://wolfram.com/xid/0ho1ek5ssmn3-rmcvi
In[2]:=2
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https://wolfram.com/xid/0ho1ek5ssmn3-euxtzb
In[3]:=3
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https://wolfram.com/xid/0ho1ek5ssmn3-c7xwog
Out[3]=3
In[4]:=4
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https://wolfram.com/xid/0ho1ek5ssmn3-fczqlq
Out[4]=4
SelfLoopsQ has been superseded by LoopFreeGraphQ:
In[1]:=1
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https://wolfram.com/xid/0ho1ek5ssmn3-ec1xd2
Out[1]=1
In[2]:=2
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https://wolfram.com/xid/0ho1ek5ssmn3-q4ahb
Out[2]=2
Wolfram Research (2012), SelfLoopsQ, Wolfram Language function, https://reference.wolfram.com/language/Combinatorica/ref/SelfLoopsQ.html.
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Wolfram Research (2012), SelfLoopsQ, Wolfram Language function, https://reference.wolfram.com/language/Combinatorica/ref/SelfLoopsQ.html.Text
Wolfram Research (2012), SelfLoopsQ, Wolfram Language function, https://reference.wolfram.com/language/Combinatorica/ref/SelfLoopsQ.html.
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Wolfram Research (2012), SelfLoopsQ, Wolfram Language function, https://reference.wolfram.com/language/Combinatorica/ref/SelfLoopsQ.html.CMS
Wolfram Language. 2012. "SelfLoopsQ." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/Combinatorica/ref/SelfLoopsQ.html.
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Wolfram Language. 2012. "SelfLoopsQ." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/Combinatorica/ref/SelfLoopsQ.html.APA
Wolfram Language. (2012). SelfLoopsQ. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/Combinatorica/ref/SelfLoopsQ.html
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Wolfram Language. (2012). SelfLoopsQ. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/Combinatorica/ref/SelfLoopsQ.htmlBibTeX
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@misc{reference.wolfram_2025_selfloopsq, author="Wolfram Research", title="{SelfLoopsQ}", year="2012", howpublished="\url{https://reference.wolfram.com/language/Combinatorica/ref/SelfLoopsQ.html}", note=[Accessed: 03-May-2025
]}BibLaTeX
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@online{reference.wolfram_2025_selfloopsq, organization={Wolfram Research}, title={SelfLoopsQ}, year={2012}, url={https://reference.wolfram.com/language/Combinatorica/ref/SelfLoopsQ.html}, note=[Accessed: 03-May-2025
]}