An entity that is unchanged by a given transformation.
Webster's New World
An invariant quantity, function, configuration, or system.
Other Word Forms of Invariant
Invariant Sentence Examples
This arose from the study by Felix Klein and Sophus Lie of a new theory of groups of substitutions; it was shown that there exists an invariant theory connected with every group of linear substitutions.
This expression of R shows that, as will afterwards appear, the resultant is a simultaneous invariant of the two forms.
Remark.-The invariant C is a numerical multiple of the resultant of the covariants i and j, and if C = o, p is the common factor of i and j.
Such a symbolic product, if its does not vanish identically, denotes an invariant or a covariant, according as factors az, bz, cz,...
The invariant theory then existing was classified by them as appertaining to " finite continuous groups."