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Theorem parallelogram_law

Modification history

2020-10-01 07:41
src/analysis/normed_space/inner_product.lean
feat(analysis/normed_space/inner_product): Define the inner product based on `is_R_or_C` (#4057)
Modified parallelogram_lawView on Github →
2019-08-08 02:35
src/analysis/normed_space/real_inner_product.lean
feat (analysis/normed_space): Define real inner product space (#1248) …
Added parallelogram_lawView on Github →