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Theorems · Theorem · linear algebra

Module.Basis.coord_apply

∀ {ι : Type u_10} {R : Type u_11} {M : Type u_12} [inst : Semiring R] [inst_1 : AddCommMonoid M] [inst_2 : Module R M]
  (b : Module.Basis ι R M) (i : ι) (x : M), (b.coord i) x = (b.repr x) i
Defined in
Mathlib.LinearAlgebra.Basis.Defs
Cited by
49 results in Mathlib
Foundations
Depth 76 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
SemiringAddCommMonoidModule

Around this declaration

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

LinearMap.BilinForm.apply_dualBasis_left · cited by 5BilinForm.apply_dualBasis…IsLocalFrameOn.coeff_sum_eq · cited by 5IsLocalFrameOn.coeff_sum_…Module.End.mem_center_iff · cited by 4End.mem_center_iffexteriorPower.ιMultiDual_apply_diag · cited by 3exteriorPower.ιMultiDual_…exteriorPower.ιMultiDual_apply_nondiag · cited by 3exteriorPower.ιMultiDual_…Bundle.Trivialization.localFrameCoeff_apply_of_mem_baseSet · cited by 2Trivialization.localFrame…LinearEquiv.mem_dilatransvections_iff_rank · cited by 2LinearEquiv.mem_dilatrans…Module.Basis.sumQuot_repr_inr · cited by 2Basis.sumQuot_repr_inrModule.Basis.flag_le_ker_coord_iff · cited by 2Basis.flag_le_ker_coord_i…LinearMap.trace_eq_contract_of_basis · cited by 2LinearMap.trace_eq_contra…LieAlgebra.Basis.symm_baseSupp · cited by 2Basis.symm_baseSuppIsLocalFrameOn.coeff_congr · cited by 2IsLocalFrameOn.coeff_congrexteriorPower.ιMultiDual_apply_ιMulti · cited by 2exteriorPower.ιMultiDual_…LinearMap.exists_mem_center_apply_eq_smul_of_forall_notLinearIndependent_of_basis · cited by 1LinearMap.exists_mem_cent…Basis.multilinearMap_apply · cited by 1Basis.multilinearMap_applyDFunLike.coe · cited by 62936DFunLike.coeModule · cited by 20661ModuleRingHom.id · cited by 18349RingHom.idSemiring · cited by 13802SemiringAddCommMonoid · cited by 12281AddCommMonoidLinearMap · cited by 10215LinearMapFinsupp · cited by 5255FinsuppLinearEquiv · cited by 3317LinearEquivModule.Basis · cited by 1477Module.BasisModule.Basis.repr · cited by 498Basis.reprModule.Basis.coord · cited by 64Basis.coordBasis.coord_applyCITED BYCITES

Cites11

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Cited by49

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