English
Equivalent definition of the nn-norm using the induced linear identification with Euclidean CLM.
Русский
Эквивалентное определение nn-нормы через индукцию линейного отображения.
LaTeX
$$$\\|A\\|_+ = \\|(toEuclideanLin.trans toContinuousLinearMap)A\\|_+$$$
Lean4
/-- The norm structure on `Matrix m n 𝕜` arising from the operator norm given by the identification
with (continuous) linear maps of `EuclideanSpace`. -/
def instL2OpNormedAddCommGroup : NormedAddCommGroup (Matrix m n 𝕜)
where
norm := l2OpNormedAddCommGroupAux.norm
dist_eq := l2OpNormedAddCommGroupAux.dist_eq