English
The conjTranspose of the tsum equals tsum of conjTransposes.
Русский
Сопряжённо-транспонированная сумма равна сумме сопряжённых транспонированных.
LaTeX
$$$\\operatorname{conjTranspose}(\\sum'_{L} f) = \\sum'_{L} f^H$$$
Lean4
theorem conjTranspose_tsum [StarAddMonoid R] [ContinuousStar R] [T2Space R] {f : X → Matrix m n R} :
(∑'[L] x, f x)ᴴ = ∑'[L] x, (f x)ᴴ :=
Function.LeftInverse.map_tsum f (g := conjTransposeAddEquiv m n R) continuous_id.matrix_conjTranspose
continuous_id.matrix_conjTranspose conjTranspose_conjTranspose