Combinatorica`
Combinatorica`
SymmetricQ
As of Version 10, most of the functionality of the Combinatorica package is built into the Wolfram System. »
SymmetricQ[r]
tests if a given square matrix r represents a symmetric relation.
SymmetricQ[g]
tests if the edges of a given graph represent a symmetric relation.
Details and Options
- SymmetricQ functionality is now available in the built-in Wolfram Language function SymmetricMatrixQ.
- To use SymmetricQ, you first need to load the Combinatorica Package using Needs["Combinatorica`"].
Wolfram Research (2012), SymmetricQ, Wolfram Language function, https://reference.wolfram.com/language/Combinatorica/ref/SymmetricQ.html.
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Wolfram Research (2012), SymmetricQ, Wolfram Language function, https://reference.wolfram.com/language/Combinatorica/ref/SymmetricQ.html.
Text
Wolfram Research (2012), SymmetricQ, Wolfram Language function, https://reference.wolfram.com/language/Combinatorica/ref/SymmetricQ.html.
✖
Wolfram Research (2012), SymmetricQ, Wolfram Language function, https://reference.wolfram.com/language/Combinatorica/ref/SymmetricQ.html.
CMS
Wolfram Language. 2012. "SymmetricQ." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/Combinatorica/ref/SymmetricQ.html.
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Wolfram Language. 2012. "SymmetricQ." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/Combinatorica/ref/SymmetricQ.html.
APA
Wolfram Language. (2012). SymmetricQ. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/Combinatorica/ref/SymmetricQ.html
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Wolfram Language. (2012). SymmetricQ. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/Combinatorica/ref/SymmetricQ.html
BibTeX
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@misc{reference.wolfram_2025_symmetricq, author="Wolfram Research", title="{SymmetricQ}", year="2012", howpublished="\url{https://reference.wolfram.com/language/Combinatorica/ref/SymmetricQ.html}", note=[Accessed: 11-July-2025
]}
BibLaTeX
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@online{reference.wolfram_2025_symmetricq, organization={Wolfram Research}, title={SymmetricQ}, year={2012}, url={https://reference.wolfram.com/language/Combinatorica/ref/SymmetricQ.html}, note=[Accessed: 11-July-2025
]}