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Commit 2021-10-03 15:22 d2608945

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feat(analysis/convex/combination): lemmas connecting convex hull with affine combinations and barycentric coordinates (#9499)

Estimated changes

Modified src/analysis/convex/combination.lean

added theorem affine_combination_mem_convex_hull

added theorem convex_hull_affine_basis_eq_nonneg_barycentric

added theorem convex_hull_range_eq_exists_affine_combination

Modified src/linear_algebra/affine_space/barycentric_coords.lean

deleted theorem barycentric_coord_apply_combination

added theorem barycentric_coord_apply_combination_of_mem

added theorem barycentric_coord_apply_combination_of_not_mem