Mathlib v3 is deprecated. Go to Mathlib v4

Theorem direct_sum.is_internal.collected_orthonormal_basis_mem

Modification history

2022-07-17 19:11

src/analysis/inner_product_space/pi_L2.lean

refactor(analysis/inner_product_space/pi_L2): change `std_orthonormal_basis` to type `orthonormal_basis` (#12253)

Added direct_sum.is_internal.collected_orthonormal_basis_mem View on Github →