Mathlib Map

Theorems · Theorem · geometry

AffineIndependent.injective

∀ {k : Type u_1} {V : Type u_2} {P : Type u_3} [inst : Ring k] [inst_1 : AddCommGroup V] [inst_2 : Module k V]
  [inst_3 : AddTorsor V P] {ι : Type u_4} [Nontrivial k] {p : ι → P}, AffineIndependent k p → Function.Injective p

An affinely independent family is injective, if the underlying ring is nontrivial.

Defined in
Mathlib.LinearAlgebra.AffineSpace.Independent
Cited by
21 results in Mathlib
Foundations
Depth 83 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
RingAddCommGroupModuleAddTorsorNontrivial

Around this declaration

Dashed lines are statement dependencies; solid lines are citations in proofs.

Affine.Simplex.ExcenterExists.touchpoint_injective · cited by 4ExcenterExists.touchpoint…AffineIndependent.finrank_vectorSpan_image_finset · cited by 3AffineIndependent.finrank…Affine.Triangle.dist_div_sin_oangle_div_two_eq_circumradius · cited by 2Triangle.dist_div_sin_oan…EuclideanGeometry.exists_of_range_subset_orthocentricSystem · cited by 2EuclideanGeometry.exists_…Affine.Simplex.centroid_eq_of_range_eq · cited by 2Simplex.centroid_eq_of_ra…Affine.Triangle.touchpoint_singleton_sbtw · cited by 2Triangle.touchpoint_singl…Affine.Simplex.circumradius_pos · cited by 1Simplex.circumradius_posAffine.Triangle.altitude_replace_orthocenter_eq_affineSpan · cited by 1Triangle.altitude_replace…Affine.Triangle.dist_div_sin_angle_div_two_eq_circumradius · cited by 1Triangle.dist_div_sin_ang…Polygon.HasNondegenerateVertices.hasNondegenerateEdges · cited by 1HasNondegenerateVertices.…Affine.Simplex.mem_interior_iff_sbtw · cited by 1Simplex.mem_interior_iff_…EuclideanGeometry.two_zsmul_oangle_eq_of_dist_orthogonalProjection_line_eq · cited by 1EuclideanGeometry.two_zsm…Affine.Simplex.Equilateral.angle_eq_pi_div_three · cited by 1Equilateral.angle_eq_pi_d…Affine.Triangle.inv_tan_div_two_smul_rotation_pi_div_two_vadd_midpoint_eq_circumcenter · cited by 1Triangle.inv_tan_div_two_…Affine.Simplex.dist_lt_of_mem_closedInterior_of_strictConvexSpace · cited by 1Simplex.dist_lt_of_mem_cl…Module · cited by 20661ModuleAddCommGroup · cited by 12871AddCommGroupRing · cited by 7463RingNontrivial · cited by 2416NontrivialAddTorsor · cited by 1657AddTorsorAffineIndependent · cited by 144AffineIndependentvsub_eq_zero_iff_eq · cited by 45vsub_eq_zero_iff_eqLinearIndependent.ne_zero · cited by 20LinearIndependent.ne_zeroaffineIndependent_iff_linearIndependent_vsub · cited by 11affineIndependent_iff_lin…AffineIndependent.injectiveCITED BYCITES

Cites9

Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.

Cited by21

Results whose statement or proof uses this declaration.