Assertion: matrix's row | /r/CapableOf | form orthonormal basis
Facets:
Source sentences:
text: The columns of U form an orthonormal basis of C n {\displaystyle \mathbb {C} ^{n}} The rows of U form an orthonormal basis of C n {\displaystyle \mathbb {C} ^{n}} U is an isometry with respect to the usual norm.