≇
See also: Appendix:Variations of "="
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Translingual
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edit≇
- (mathematics) Neither approximately nor actually equal to.
- (geometry) Not congruent to.
- (mathematics) Not isomorphic to.
- 2015, Vladimir Lepetic, Principles of Mathematics: A Primer (in English), John Wiley & Sons, →ISBN, page 399:
- Similarly, if one can prove that there is no one-to-one correspondence between the groups, manifestly they are not isomorphic. For instance, each group of fourth order is either isomorphic to the Klein group V or to the group of square rotation R4, while V ≇ R4.