Documentation Verification Report

Inverse

📁 Source: Mathlib/Analysis/Calculus/Deriv/Inverse.lean

Statistics

Metric	Count
Definitions	0
Theorems `eventually_ne`, `eventually_notMem`, `hasFDerivAt_equiv`, `of_local_left_inverse`, `tendsto_nhdsNE`, `eventually_ne`, `eventually_notMem`, `tendsto_nhdsWithin_nhdsNE`, `hasStrictFDerivAt_equiv`, `of_local_left_inverse`, `hasDerivAt_symm`, `hasStrictDerivAt_symm`, `derivWithin_zero_of_frequently_const`, `derivWithin_zero_of_frequently_mem`, `deriv_zero_of_frequently_const`, `deriv_zero_of_frequently_mem`, `not_differentiableAt_of_local_left_inverse_hasDerivAt_zero`, `not_differentiableWithinAt_of_local_left_inverse_hasDerivWithinAt_zero`	18
Total	18

HasDerivAt

Theorems

Name	Kind	Assumes	Proves	Validates	Depends On
`eventually_ne` 📖	mathematical	`HasDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `IsBoundedSMul.continuousSMul` `SeminormedRing.toPseudoMetricSpace` `SeminormedCommRing.toSeminormedRing` `NormedCommRing.toSeminormedCommRing` `NormedField.toNormedCommRing` `MulZeroClass.toZero` `NonUnitalNonAssocSemiring.toMulZeroClass` `NonUnitalNonAssocRing.toNonUnitalNonAssocSemiring` `NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing` `NonUnitalCommRing.toNonUnitalNonAssocCommRing` `NonUnitalNormedCommRing.toNonUnitalCommRing` `NormedCommRing.toNonUnitalNormedCommRing` `NegZeroClass.toZero` `SubNegZeroMonoid.toNegZeroClass` `SubtractionMonoid.toSubNegZeroMonoid` `SubtractionCommMonoid.toSubtractionMonoid` `AddCommGroup.toDivisionAddCommMonoid` `SMulZeroClass.toSMul` `AddZero.toZero` `AddZeroClass.toAddZero` `AddMonoid.toAddZeroClass` `SubNegMonoid.toAddMonoid` `AddGroup.toSubNegMonoid` `AddCommGroup.toAddGroup` `DistribSMul.toSMulZeroClass` `DistribMulAction.toDistribSMul` `MonoidWithZero.toMonoid` `Semiring.toMonoidWithZero` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `Module.toDistribMulAction` `AddCommGroup.toAddCommMonoid` `NormedSpace.toIsBoundedSMul`	`Filter.Eventually` `nhdsWithin` `Compl.compl` `Set` `Set.instCompl` `Set.instSingletonSet`	—	`IsBoundedSMul.continuousSMul` `NormedSpace.toIsBoundedSMul` `Set.compl_eq_univ_diff` `HasDerivWithinAt.eventually_ne` `hasDerivWithinAt_univ`
`eventually_notMem` 📖	mathematical	`HasDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `IsBoundedSMul.continuousSMul` `SeminormedRing.toPseudoMetricSpace` `SeminormedCommRing.toSeminormedRing` `NormedCommRing.toSeminormedCommRing` `NormedField.toNormedCommRing` `MulZeroClass.toZero` `NonUnitalNonAssocSemiring.toMulZeroClass` `NonUnitalNonAssocRing.toNonUnitalNonAssocSemiring` `NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing` `NonUnitalCommRing.toNonUnitalNonAssocCommRing` `NonUnitalNormedCommRing.toNonUnitalCommRing` `NormedCommRing.toNonUnitalNormedCommRing` `NegZeroClass.toZero` `SubNegZeroMonoid.toNegZeroClass` `SubtractionMonoid.toSubNegZeroMonoid` `SubtractionCommMonoid.toSubtractionMonoid` `AddCommGroup.toDivisionAddCommMonoid` `SMulZeroClass.toSMul` `AddZero.toZero` `AddZeroClass.toAddZero` `AddMonoid.toAddZeroClass` `SubNegMonoid.toAddMonoid` `AddGroup.toSubNegMonoid` `AddCommGroup.toAddGroup` `DistribSMul.toSMulZeroClass` `DistribMulAction.toDistribSMul` `MonoidWithZero.toMonoid` `Semiring.toMonoidWithZero` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `Module.toDistribMulAction` `AddCommGroup.toAddCommMonoid` `NormedSpace.toIsBoundedSMul` `AccPt` `Filter.principal`	`Filter.Eventually` `Set` `Set.instMembership` `nhdsWithin` `Compl.compl` `Set.instCompl` `Set.instSingletonSet`	—	`IsBoundedSMul.continuousSMul` `NormedSpace.toIsBoundedSMul` `Set.compl_eq_univ_diff` `HasDerivWithinAt.eventually_notMem` `hasDerivWithinAt_univ`
`hasFDerivAt_equiv` 📖	mathematical	`HasDerivAt` `NormedAddCommGroup.toAddCommGroup` `NonUnitalNormedRing.toNormedAddCommGroup` `NonUnitalNormedCommRing.toNonUnitalNormedRing` `NormedCommRing.toNonUnitalNormedCommRing` `NormedField.toNormedCommRing` `NontriviallyNormedField.toNormedField` `NormedSpace.toModule` `NonUnitalSeminormedRing.toSeminormedAddCommGroup` `NonUnitalSeminormedCommRing.toNonUnitalSeminormedRing` `SeminormedCommRing.toNonUnitalSeminormedCommRing` `NormedCommRing.toSeminormedCommRing` `NormedField.toNormedSpace` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedRing.toPseudoMetricSpace` `SeminormedCommRing.toSeminormedRing` `ContinuousMul.to_continuousSMul` `MulZeroClass.toMul` `MulZeroOneClass.toMulZeroClass` `MonoidWithZero.toMulZeroOneClass` `Semiring.toMonoidWithZero` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `IsTopologicalSemiring.toContinuousMul` `NonUnitalSemiring.toNonUnitalNonAssocSemiring` `Semiring.toNonUnitalSemiring` `IsTopologicalRing.toIsTopologicalSemiring` `NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing` `NonUnitalCommRing.toNonUnitalNonAssocCommRing` `NonUnitalNormedCommRing.toNonUnitalCommRing` `IsTopologicalDivisionRing.toIsTopologicalRing` `NormedDivisionRing.toDivisionRing` `NormedField.toNormedDivisionRing` `NormedDivisionRing.to_isTopologicalDivisionRing`	`HasFDerivAt` `Semiring.toModule` `ContinuousLinearEquiv.toContinuousLinearMap` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `NonUnitalNonAssocSemiring.toAddCommMonoid` `NonAssocSemiring.toNonUnitalNonAssocSemiring` `DFunLike.coe` `Equiv` `Units` `MonoidWithZero.toMonoid` `ContinuousLinearEquiv` `EquivLike.toFunLike` `Equiv.instEquivLike` `ContinuousLinearEquiv.unitsEquivAut` `DivisionSemiring.toGroupWithZero`	—	`ContinuousMul.to_continuousSMul` `IsTopologicalSemiring.toContinuousMul` `IsTopologicalRing.toIsTopologicalSemiring` `IsTopologicalDivisionRing.toIsTopologicalRing` `NormedDivisionRing.to_isTopologicalDivisionRing`
`of_local_left_inverse` 📖	mathematical	`ContinuousAt` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedRing.toPseudoMetricSpace` `SeminormedCommRing.toSeminormedRing` `NormedCommRing.toSeminormedCommRing` `NormedField.toNormedCommRing` `NontriviallyNormedField.toNormedField` `HasDerivAt` `NormedAddCommGroup.toAddCommGroup` `NonUnitalNormedRing.toNormedAddCommGroup` `NonUnitalNormedCommRing.toNonUnitalNormedRing` `NormedCommRing.toNonUnitalNormedCommRing` `NormedSpace.toModule` `NonUnitalSeminormedRing.toSeminormedAddCommGroup` `NonUnitalSeminormedCommRing.toNonUnitalSeminormedRing` `SeminormedCommRing.toNonUnitalSeminormedCommRing` `NormedField.toNormedSpace` `ContinuousMul.to_continuousSMul` `MulZeroClass.toMul` `MulZeroOneClass.toMulZeroClass` `MonoidWithZero.toMulZeroOneClass` `Semiring.toMonoidWithZero` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `IsTopologicalSemiring.toContinuousMul` `NonUnitalSemiring.toNonUnitalNonAssocSemiring` `Semiring.toNonUnitalSemiring` `IsTopologicalRing.toIsTopologicalSemiring` `NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing` `NonUnitalCommRing.toNonUnitalNonAssocCommRing` `NonUnitalNormedCommRing.toNonUnitalCommRing` `IsTopologicalDivisionRing.toIsTopologicalRing` `NormedDivisionRing.toDivisionRing` `NormedField.toNormedDivisionRing` `NormedDivisionRing.to_isTopologicalDivisionRing` `Filter.Eventually` `nhds`	`InvOneClass.toInv` `DivInvOneMonoid.toInvOneClass` `DivisionMonoid.toDivInvOneMonoid` `DivisionCommMonoid.toDivisionMonoid` `CommGroupWithZero.toDivisionCommMonoid` `Semifield.toCommGroupWithZero`	—	`ContinuousMul.to_continuousSMul` `IsTopologicalSemiring.toContinuousMul` `IsTopologicalRing.toIsTopologicalSemiring` `IsTopologicalDivisionRing.toIsTopologicalRing` `NormedDivisionRing.to_isTopologicalDivisionRing` `HasFDerivAt.of_local_left_inverse` `RingHomInvPair.ids` `hasFDerivAt_equiv`
`tendsto_nhdsNE` 📖	mathematical	`HasDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `IsBoundedSMul.continuousSMul` `SeminormedRing.toPseudoMetricSpace` `SeminormedCommRing.toSeminormedRing` `NormedCommRing.toSeminormedCommRing` `NormedField.toNormedCommRing` `MulZeroClass.toZero` `NonUnitalNonAssocSemiring.toMulZeroClass` `NonUnitalNonAssocRing.toNonUnitalNonAssocSemiring` `NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing` `NonUnitalCommRing.toNonUnitalNonAssocCommRing` `NonUnitalNormedCommRing.toNonUnitalCommRing` `NormedCommRing.toNonUnitalNormedCommRing` `NegZeroClass.toZero` `SubNegZeroMonoid.toNegZeroClass` `SubtractionMonoid.toSubNegZeroMonoid` `SubtractionCommMonoid.toSubtractionMonoid` `AddCommGroup.toDivisionAddCommMonoid` `SMulZeroClass.toSMul` `AddZero.toZero` `AddZeroClass.toAddZero` `AddMonoid.toAddZeroClass` `SubNegMonoid.toAddMonoid` `AddGroup.toSubNegMonoid` `AddCommGroup.toAddGroup` `DistribSMul.toSMulZeroClass` `DistribMulAction.toDistribSMul` `MonoidWithZero.toMonoid` `Semiring.toMonoidWithZero` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `Module.toDistribMulAction` `AddCommGroup.toAddCommMonoid` `NormedSpace.toIsBoundedSMul`	`Filter.Tendsto` `nhdsWithin` `Compl.compl` `Set` `Set.instCompl` `Set.instSingletonSet`	—	`IsBoundedSMul.continuousSMul` `NormedSpace.toIsBoundedSMul` `Set.compl_eq_univ_diff` `HasDerivWithinAt.tendsto_nhdsWithin_nhdsNE` `hasDerivWithinAt_univ`

HasDerivWithinAt

Theorems

Name	Kind	Assumes	Proves	Validates	Depends On
`eventually_ne` 📖	mathematical	`HasDerivWithinAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `IsBoundedSMul.continuousSMul` `SeminormedRing.toPseudoMetricSpace` `SeminormedCommRing.toSeminormedRing` `NormedCommRing.toSeminormedCommRing` `NormedField.toNormedCommRing` `MulZeroClass.toZero` `NonUnitalNonAssocSemiring.toMulZeroClass` `NonUnitalNonAssocRing.toNonUnitalNonAssocSemiring` `NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing` `NonUnitalCommRing.toNonUnitalNonAssocCommRing` `NonUnitalNormedCommRing.toNonUnitalCommRing` `NormedCommRing.toNonUnitalNormedCommRing` `NegZeroClass.toZero` `SubNegZeroMonoid.toNegZeroClass` `SubtractionMonoid.toSubNegZeroMonoid` `SubtractionCommMonoid.toSubtractionMonoid` `AddCommGroup.toDivisionAddCommMonoid` `SMulZeroClass.toSMul` `AddZero.toZero` `AddZeroClass.toAddZero` `AddMonoid.toAddZeroClass` `SubNegMonoid.toAddMonoid` `AddGroup.toSubNegMonoid` `AddCommGroup.toAddGroup` `DistribSMul.toSMulZeroClass` `DistribMulAction.toDistribSMul` `MonoidWithZero.toMonoid` `Semiring.toMonoidWithZero` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `Module.toDistribMulAction` `AddCommGroup.toAddCommMonoid` `NormedSpace.toIsBoundedSMul`	`Filter.Eventually` `nhdsWithin` `Set` `Set.instSDiff` `Set.instSingletonSet`	—	`IsBoundedSMul.continuousSMul` `NormedSpace.toIsBoundedSMul` `HasFDerivWithinAt.eventually_ne` `hasFDerivWithinAt` `AntilipschitzWith.of_le_mul_dist` `dist_eq_norm_sub` `norm_smul` `NormedSpace.toNormSMulClass` `Mathlib.Tactic.FieldSimp.le_eq_cancel_le` `PosMulStrictMono.toPosMulMono` `IsStrictOrderedRing.toPosMulStrictMono` `Real.instIsStrictOrderedRing` `PosMulStrictMono.toPosMulReflectLE` `Mathlib.Tactic.FieldSimp.eq_mul_of_eq_eq_eq_mul` `Mathlib.Tactic.FieldSimp.NF.atom_eq_eval` `Mathlib.Tactic.FieldSimp.NF.eval_mul_eval_cons` `one_mul` `Mathlib.Tactic.FieldSimp.eq_div_of_eq_one_of_subst` `Mathlib.Tactic.FieldSimp.NF.cons_eq_div_of_eq_div` `div_one` `Mathlib.Tactic.FieldSimp.NF.eval_cons` `Mathlib.Tactic.FieldSimp.zpow'_one` `Mathlib.Tactic.FieldSimp.NF.mul_eq_eval` `Mathlib.Tactic.FieldSimp.NF.inv_eq_eval` `Mathlib.Tactic.FieldSimp.NF.mul_eq_eval₃` `mul_one` `Mathlib.Tactic.FieldSimp.NF.mul_eq_eval₂` `Mathlib.Tactic.FieldSimp.NF.eval_mul_eval_cons_zero` `Mathlib.Tactic.FieldSimp.NF.eval_cons_of_pow_eq_zero` `ne_of_gt` `norm_pos_iff` `zero_lt_one` `Real.instZeroLEOneClass` `NeZero.one` `GroupWithZero.toNontrivial` `le_refl`
`eventually_notMem` 📖	mathematical	`HasDerivWithinAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `IsBoundedSMul.continuousSMul` `SeminormedRing.toPseudoMetricSpace` `SeminormedCommRing.toSeminormedRing` `NormedCommRing.toSeminormedCommRing` `NormedField.toNormedCommRing` `MulZeroClass.toZero` `NonUnitalNonAssocSemiring.toMulZeroClass` `NonUnitalNonAssocRing.toNonUnitalNonAssocSemiring` `NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing` `NonUnitalCommRing.toNonUnitalNonAssocCommRing` `NonUnitalNormedCommRing.toNonUnitalCommRing` `NormedCommRing.toNonUnitalNormedCommRing` `NegZeroClass.toZero` `SubNegZeroMonoid.toNegZeroClass` `SubtractionMonoid.toSubNegZeroMonoid` `SubtractionCommMonoid.toSubtractionMonoid` `AddCommGroup.toDivisionAddCommMonoid` `SMulZeroClass.toSMul` `AddZero.toZero` `AddZeroClass.toAddZero` `AddMonoid.toAddZeroClass` `SubNegMonoid.toAddMonoid` `AddGroup.toSubNegMonoid` `AddCommGroup.toAddGroup` `DistribSMul.toSMulZeroClass` `DistribMulAction.toDistribSMul` `MonoidWithZero.toMonoid` `Semiring.toMonoidWithZero` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `Module.toDistribMulAction` `AddCommGroup.toAddCommMonoid` `NormedSpace.toIsBoundedSMul` `AccPt` `Filter.principal`	`Filter.Eventually` `Set` `Set.instMembership` `nhdsWithin` `Set.instSDiff` `Set.instSingletonSet`	—	`IsBoundedSMul.continuousSMul` `NormedSpace.toIsBoundedSMul` `HasFDerivWithinAt.eventually_notMem` `hasFDerivWithinAt` `AntilipschitzWith.of_le_mul_dist` `dist_eq_norm_sub` `norm_smul` `NormedSpace.toNormSMulClass` `Mathlib.Tactic.FieldSimp.le_eq_cancel_le` `PosMulStrictMono.toPosMulMono` `IsStrictOrderedRing.toPosMulStrictMono` `Real.instIsStrictOrderedRing` `PosMulStrictMono.toPosMulReflectLE` `Mathlib.Tactic.FieldSimp.eq_mul_of_eq_eq_eq_mul` `Mathlib.Tactic.FieldSimp.NF.atom_eq_eval` `Mathlib.Tactic.FieldSimp.NF.eval_mul_eval_cons` `one_mul` `Mathlib.Tactic.FieldSimp.eq_div_of_eq_one_of_subst` `Mathlib.Tactic.FieldSimp.NF.cons_eq_div_of_eq_div` `div_one` `Mathlib.Tactic.FieldSimp.NF.eval_cons` `Mathlib.Tactic.FieldSimp.zpow'_one` `Mathlib.Tactic.FieldSimp.NF.mul_eq_eval` `Mathlib.Tactic.FieldSimp.NF.inv_eq_eval` `Mathlib.Tactic.FieldSimp.NF.mul_eq_eval₃` `mul_one` `Mathlib.Tactic.FieldSimp.NF.mul_eq_eval₂` `Mathlib.Tactic.FieldSimp.NF.eval_mul_eval_cons_zero` `Mathlib.Tactic.FieldSimp.NF.eval_cons_of_pow_eq_zero` `ne_of_gt` `norm_pos_iff` `zero_lt_one` `Real.instZeroLEOneClass` `NeZero.one` `GroupWithZero.toNontrivial` `le_refl`
`tendsto_nhdsWithin_nhdsNE` 📖	mathematical	`HasDerivWithinAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `IsBoundedSMul.continuousSMul` `SeminormedRing.toPseudoMetricSpace` `SeminormedCommRing.toSeminormedRing` `NormedCommRing.toSeminormedCommRing` `NormedField.toNormedCommRing` `MulZeroClass.toZero` `NonUnitalNonAssocSemiring.toMulZeroClass` `NonUnitalNonAssocRing.toNonUnitalNonAssocSemiring` `NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing` `NonUnitalCommRing.toNonUnitalNonAssocCommRing` `NonUnitalNormedCommRing.toNonUnitalCommRing` `NormedCommRing.toNonUnitalNormedCommRing` `NegZeroClass.toZero` `SubNegZeroMonoid.toNegZeroClass` `SubtractionMonoid.toSubNegZeroMonoid` `SubtractionCommMonoid.toSubtractionMonoid` `AddCommGroup.toDivisionAddCommMonoid` `SMulZeroClass.toSMul` `AddZero.toZero` `AddZeroClass.toAddZero` `AddMonoid.toAddZeroClass` `SubNegMonoid.toAddMonoid` `AddGroup.toSubNegMonoid` `AddCommGroup.toAddGroup` `DistribSMul.toSMulZeroClass` `DistribMulAction.toDistribSMul` `MonoidWithZero.toMonoid` `Semiring.toMonoidWithZero` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `Module.toDistribMulAction` `AddCommGroup.toAddCommMonoid` `NormedSpace.toIsBoundedSMul`	`Filter.Tendsto` `nhdsWithin` `Set` `Set.instSDiff` `Set.instSingletonSet` `Compl.compl` `Set.instCompl`	—	`IsBoundedSMul.continuousSMul` `NormedSpace.toIsBoundedSMul` `HasFDerivWithinAt.tendsto_nhdsWithin_nhdsNE` `hasFDerivWithinAt` `AntilipschitzWith.of_le_mul_dist` `dist_eq_norm_sub` `norm_smul` `NormedSpace.toNormSMulClass` `Mathlib.Tactic.FieldSimp.le_eq_cancel_le` `PosMulStrictMono.toPosMulMono` `IsStrictOrderedRing.toPosMulStrictMono` `Real.instIsStrictOrderedRing` `PosMulStrictMono.toPosMulReflectLE` `Mathlib.Tactic.FieldSimp.eq_mul_of_eq_eq_eq_mul` `Mathlib.Tactic.FieldSimp.NF.atom_eq_eval` `Mathlib.Tactic.FieldSimp.NF.eval_mul_eval_cons` `one_mul` `Mathlib.Tactic.FieldSimp.eq_div_of_eq_one_of_subst` `Mathlib.Tactic.FieldSimp.NF.cons_eq_div_of_eq_div` `div_one` `Mathlib.Tactic.FieldSimp.NF.eval_cons` `Mathlib.Tactic.FieldSimp.zpow'_one` `Mathlib.Tactic.FieldSimp.NF.mul_eq_eval` `Mathlib.Tactic.FieldSimp.NF.inv_eq_eval` `Mathlib.Tactic.FieldSimp.NF.mul_eq_eval₃` `mul_one` `Mathlib.Tactic.FieldSimp.NF.mul_eq_eval₂` `Mathlib.Tactic.FieldSimp.NF.eval_mul_eval_cons_zero` `Mathlib.Tactic.FieldSimp.NF.eval_cons_of_pow_eq_zero` `ne_of_gt` `norm_pos_iff` `zero_lt_one` `Real.instZeroLEOneClass` `NeZero.one` `GroupWithZero.toNontrivial` `le_refl`

HasStrictDerivAt

Theorems

Name	Kind	Assumes	Proves	Validates	Depends On
`hasStrictFDerivAt_equiv` 📖	mathematical	`HasStrictDerivAt` `NormedAddCommGroup.toAddCommGroup` `NonUnitalNormedRing.toNormedAddCommGroup` `NonUnitalNormedCommRing.toNonUnitalNormedRing` `NormedCommRing.toNonUnitalNormedCommRing` `NormedField.toNormedCommRing` `NontriviallyNormedField.toNormedField` `NormedSpace.toModule` `NonUnitalSeminormedRing.toSeminormedAddCommGroup` `NonUnitalSeminormedCommRing.toNonUnitalSeminormedRing` `SeminormedCommRing.toNonUnitalSeminormedCommRing` `NormedCommRing.toSeminormedCommRing` `NormedField.toNormedSpace` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedRing.toPseudoMetricSpace` `SeminormedCommRing.toSeminormedRing` `ContinuousMul.to_continuousSMul` `MulZeroClass.toMul` `MulZeroOneClass.toMulZeroClass` `MonoidWithZero.toMulZeroOneClass` `Semiring.toMonoidWithZero` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `IsTopologicalSemiring.toContinuousMul` `NonUnitalSemiring.toNonUnitalNonAssocSemiring` `Semiring.toNonUnitalSemiring` `IsTopologicalRing.toIsTopologicalSemiring` `NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing` `NonUnitalCommRing.toNonUnitalNonAssocCommRing` `NonUnitalNormedCommRing.toNonUnitalCommRing` `IsTopologicalDivisionRing.toIsTopologicalRing` `NormedDivisionRing.toDivisionRing` `NormedField.toNormedDivisionRing` `NormedDivisionRing.to_isTopologicalDivisionRing`	`HasStrictFDerivAt` `Semiring.toModule` `ContinuousLinearEquiv.toContinuousLinearMap` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `NonUnitalNonAssocSemiring.toAddCommMonoid` `NonAssocSemiring.toNonUnitalNonAssocSemiring` `DFunLike.coe` `Equiv` `Units` `MonoidWithZero.toMonoid` `ContinuousLinearEquiv` `EquivLike.toFunLike` `Equiv.instEquivLike` `ContinuousLinearEquiv.unitsEquivAut` `DivisionSemiring.toGroupWithZero`	—	`ContinuousMul.to_continuousSMul` `IsTopologicalSemiring.toContinuousMul` `IsTopologicalRing.toIsTopologicalSemiring` `IsTopologicalDivisionRing.toIsTopologicalRing` `NormedDivisionRing.to_isTopologicalDivisionRing`
`of_local_left_inverse` 📖	mathematical	`ContinuousAt` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedRing.toPseudoMetricSpace` `SeminormedCommRing.toSeminormedRing` `NormedCommRing.toSeminormedCommRing` `NormedField.toNormedCommRing` `NontriviallyNormedField.toNormedField` `HasStrictDerivAt` `NormedAddCommGroup.toAddCommGroup` `NonUnitalNormedRing.toNormedAddCommGroup` `NonUnitalNormedCommRing.toNonUnitalNormedRing` `NormedCommRing.toNonUnitalNormedCommRing` `NormedSpace.toModule` `NonUnitalSeminormedRing.toSeminormedAddCommGroup` `NonUnitalSeminormedCommRing.toNonUnitalSeminormedRing` `SeminormedCommRing.toNonUnitalSeminormedCommRing` `NormedField.toNormedSpace` `ContinuousMul.to_continuousSMul` `MulZeroClass.toMul` `MulZeroOneClass.toMulZeroClass` `MonoidWithZero.toMulZeroOneClass` `Semiring.toMonoidWithZero` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `IsTopologicalSemiring.toContinuousMul` `NonUnitalSemiring.toNonUnitalNonAssocSemiring` `Semiring.toNonUnitalSemiring` `IsTopologicalRing.toIsTopologicalSemiring` `NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing` `NonUnitalCommRing.toNonUnitalNonAssocCommRing` `NonUnitalNormedCommRing.toNonUnitalCommRing` `IsTopologicalDivisionRing.toIsTopologicalRing` `NormedDivisionRing.toDivisionRing` `NormedField.toNormedDivisionRing` `NormedDivisionRing.to_isTopologicalDivisionRing` `Filter.Eventually` `nhds`	`InvOneClass.toInv` `DivInvOneMonoid.toInvOneClass` `DivisionMonoid.toDivInvOneMonoid` `DivisionCommMonoid.toDivisionMonoid` `CommGroupWithZero.toDivisionCommMonoid` `Semifield.toCommGroupWithZero`	—	`ContinuousMul.to_continuousSMul` `IsTopologicalSemiring.toContinuousMul` `IsTopologicalRing.toIsTopologicalSemiring` `IsTopologicalDivisionRing.toIsTopologicalRing` `NormedDivisionRing.to_isTopologicalDivisionRing` `HasStrictFDerivAt.of_local_left_inverse` `RingHomInvPair.ids` `hasStrictFDerivAt_equiv`

OpenPartialHomeomorph

Theorems

Name	Kind	Assumes	Proves	Validates	Depends On
`hasDerivAt_symm` 📖	mathematical	`Set` `Set.instMembership` `PartialEquiv.target` `toPartialEquiv` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedRing.toPseudoMetricSpace` `SeminormedCommRing.toSeminormedRing` `NormedCommRing.toSeminormedCommRing` `NormedField.toNormedCommRing` `NontriviallyNormedField.toNormedField` `HasDerivAt` `NormedAddCommGroup.toAddCommGroup` `NonUnitalNormedRing.toNormedAddCommGroup` `NonUnitalNormedCommRing.toNonUnitalNormedRing` `NormedCommRing.toNonUnitalNormedCommRing` `NormedSpace.toModule` `NonUnitalSeminormedRing.toSeminormedAddCommGroup` `NonUnitalSeminormedCommRing.toNonUnitalSeminormedRing` `SeminormedCommRing.toNonUnitalSeminormedCommRing` `NormedField.toNormedSpace` `ContinuousMul.to_continuousSMul` `MulZeroClass.toMul` `MulZeroOneClass.toMulZeroClass` `MonoidWithZero.toMulZeroOneClass` `Semiring.toMonoidWithZero` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `IsTopologicalSemiring.toContinuousMul` `NonUnitalSemiring.toNonUnitalNonAssocSemiring` `Semiring.toNonUnitalSemiring` `IsTopologicalRing.toIsTopologicalSemiring` `NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing` `NonUnitalCommRing.toNonUnitalNonAssocCommRing` `NonUnitalNormedCommRing.toNonUnitalCommRing` `IsTopologicalDivisionRing.toIsTopologicalRing` `NormedDivisionRing.toDivisionRing` `NormedField.toNormedDivisionRing` `NormedDivisionRing.to_isTopologicalDivisionRing` `toFun'` `symm`	`InvOneClass.toInv` `DivInvOneMonoid.toInvOneClass` `DivisionMonoid.toDivInvOneMonoid` `DivisionCommMonoid.toDivisionMonoid` `CommGroupWithZero.toDivisionCommMonoid` `Semifield.toCommGroupWithZero`	—	`ContinuousMul.to_continuousSMul` `IsTopologicalSemiring.toContinuousMul` `IsTopologicalRing.toIsTopologicalSemiring` `IsTopologicalDivisionRing.toIsTopologicalRing` `NormedDivisionRing.to_isTopologicalDivisionRing` `HasDerivAt.of_local_left_inverse` `continuousAt` `eventually_right_inverse`
`hasStrictDerivAt_symm` 📖	mathematical	`Set` `Set.instMembership` `PartialEquiv.target` `toPartialEquiv` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedRing.toPseudoMetricSpace` `SeminormedCommRing.toSeminormedRing` `NormedCommRing.toSeminormedCommRing` `NormedField.toNormedCommRing` `NontriviallyNormedField.toNormedField` `HasStrictDerivAt` `NormedAddCommGroup.toAddCommGroup` `NonUnitalNormedRing.toNormedAddCommGroup` `NonUnitalNormedCommRing.toNonUnitalNormedRing` `NormedCommRing.toNonUnitalNormedCommRing` `NormedSpace.toModule` `NonUnitalSeminormedRing.toSeminormedAddCommGroup` `NonUnitalSeminormedCommRing.toNonUnitalSeminormedRing` `SeminormedCommRing.toNonUnitalSeminormedCommRing` `NormedField.toNormedSpace` `ContinuousMul.to_continuousSMul` `MulZeroClass.toMul` `MulZeroOneClass.toMulZeroClass` `MonoidWithZero.toMulZeroOneClass` `Semiring.toMonoidWithZero` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `IsTopologicalSemiring.toContinuousMul` `NonUnitalSemiring.toNonUnitalNonAssocSemiring` `Semiring.toNonUnitalSemiring` `IsTopologicalRing.toIsTopologicalSemiring` `NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing` `NonUnitalCommRing.toNonUnitalNonAssocCommRing` `NonUnitalNormedCommRing.toNonUnitalCommRing` `IsTopologicalDivisionRing.toIsTopologicalRing` `NormedDivisionRing.toDivisionRing` `NormedField.toNormedDivisionRing` `NormedDivisionRing.to_isTopologicalDivisionRing` `toFun'` `symm`	`InvOneClass.toInv` `DivInvOneMonoid.toInvOneClass` `DivisionMonoid.toDivInvOneMonoid` `DivisionCommMonoid.toDivisionMonoid` `CommGroupWithZero.toDivisionCommMonoid` `Semifield.toCommGroupWithZero`	—	`ContinuousMul.to_continuousSMul` `IsTopologicalSemiring.toContinuousMul` `IsTopologicalRing.toIsTopologicalSemiring` `IsTopologicalDivisionRing.toIsTopologicalRing` `NormedDivisionRing.to_isTopologicalDivisionRing` `HasStrictDerivAt.of_local_left_inverse` `continuousAt` `eventually_right_inverse`

(root)

Theorems

Name	Kind	Assumes	Proves	Validates	Depends On
`derivWithin_zero_of_frequently_const` 📖	mathematical	`Filter.Frequently` `nhdsWithin` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedRing.toPseudoMetricSpace` `SeminormedCommRing.toSeminormedRing` `NormedCommRing.toSeminormedCommRing` `NormedField.toNormedCommRing` `NontriviallyNormedField.toNormedField` `Set` `Set.instSDiff` `Set.instSingletonSet`	`derivWithin` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NormedAddCommGroup.toSeminormedAddCommGroup` `SeminormedAddCommGroup.toPseudoMetricSpace` `NegZeroClass.toZero` `SubNegZeroMonoid.toNegZeroClass` `SubtractionMonoid.toSubNegZeroMonoid` `SubtractionCommMonoid.toSubtractionMonoid` `AddCommGroup.toDivisionAddCommMonoid`	—	`Mathlib.Tactic.Contrapose.contrapose₁` `HasDerivWithinAt.eventually_ne` `DifferentiableWithinAt.hasDerivWithinAt` `derivWithin_zero_of_not_differentiableWithinAt`
`derivWithin_zero_of_frequently_mem` 📖	mathematical	`AccPt` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `NormedAddCommGroup.toSeminormedAddCommGroup` `Filter.principal` `Filter.Frequently` `Set` `Set.instMembership` `nhdsWithin` `SeminormedRing.toPseudoMetricSpace` `SeminormedCommRing.toSeminormedRing` `NormedCommRing.toSeminormedCommRing` `NormedField.toNormedCommRing` `NontriviallyNormedField.toNormedField` `Set.instSDiff` `Set.instSingletonSet`	`derivWithin` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NegZeroClass.toZero` `SubNegZeroMonoid.toNegZeroClass` `SubtractionMonoid.toSubNegZeroMonoid` `SubtractionCommMonoid.toSubtractionMonoid` `AddCommGroup.toDivisionAddCommMonoid`	—	`Mathlib.Tactic.Contrapose.contrapose₁` `HasDerivWithinAt.eventually_notMem` `DifferentiableWithinAt.hasDerivWithinAt` `derivWithin_zero_of_not_differentiableWithinAt`
`deriv_zero_of_frequently_const` 📖	mathematical	`Filter.Frequently` `nhdsWithin` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedRing.toPseudoMetricSpace` `SeminormedCommRing.toSeminormedRing` `NormedCommRing.toSeminormedCommRing` `NormedField.toNormedCommRing` `NontriviallyNormedField.toNormedField` `Compl.compl` `Set` `Set.instCompl` `Set.instSingletonSet`	`deriv` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NormedAddCommGroup.toSeminormedAddCommGroup` `SeminormedAddCommGroup.toPseudoMetricSpace` `NegZeroClass.toZero` `SubNegZeroMonoid.toNegZeroClass` `SubtractionMonoid.toSubNegZeroMonoid` `SubtractionCommMonoid.toSubtractionMonoid` `AddCommGroup.toDivisionAddCommMonoid`	—	`derivWithin_univ` `derivWithin_zero_of_frequently_const` `Set.compl_eq_univ_diff`
`deriv_zero_of_frequently_mem` 📖	mathematical	`AccPt` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `NormedAddCommGroup.toSeminormedAddCommGroup` `Filter.principal` `Filter.Frequently` `Set` `Set.instMembership` `nhdsWithin` `SeminormedRing.toPseudoMetricSpace` `SeminormedCommRing.toSeminormedRing` `NormedCommRing.toSeminormedCommRing` `NormedField.toNormedCommRing` `NontriviallyNormedField.toNormedField` `Compl.compl` `Set.instCompl` `Set.instSingletonSet`	`deriv` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NegZeroClass.toZero` `SubNegZeroMonoid.toNegZeroClass` `SubtractionMonoid.toSubNegZeroMonoid` `SubtractionCommMonoid.toSubtractionMonoid` `AddCommGroup.toDivisionAddCommMonoid`	—	`derivWithin_univ` `derivWithin_zero_of_frequently_mem` `Set.compl_eq_univ_diff`
`not_differentiableAt_of_local_left_inverse_hasDerivAt_zero` 📖	mathematical	`HasDerivAt` `NormedAddCommGroup.toAddCommGroup` `NonUnitalNormedRing.toNormedAddCommGroup` `NonUnitalNormedCommRing.toNonUnitalNormedRing` `NormedCommRing.toNonUnitalNormedCommRing` `NormedField.toNormedCommRing` `NontriviallyNormedField.toNormedField` `NormedSpace.toModule` `NonUnitalSeminormedRing.toSeminormedAddCommGroup` `NonUnitalSeminormedCommRing.toNonUnitalSeminormedRing` `SeminormedCommRing.toNonUnitalSeminormedCommRing` `NormedCommRing.toSeminormedCommRing` `NormedField.toNormedSpace` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedRing.toPseudoMetricSpace` `SeminormedCommRing.toSeminormedRing` `ContinuousMul.to_continuousSMul` `MulZeroClass.toMul` `MulZeroOneClass.toMulZeroClass` `MonoidWithZero.toMulZeroOneClass` `Semiring.toMonoidWithZero` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `IsTopologicalSemiring.toContinuousMul` `NonUnitalSemiring.toNonUnitalNonAssocSemiring` `Semiring.toNonUnitalSemiring` `IsTopologicalRing.toIsTopologicalSemiring` `NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing` `NonUnitalCommRing.toNonUnitalNonAssocCommRing` `NonUnitalNormedCommRing.toNonUnitalCommRing` `IsTopologicalDivisionRing.toIsTopologicalRing` `NormedDivisionRing.toDivisionRing` `NormedField.toNormedDivisionRing` `NormedDivisionRing.to_isTopologicalDivisionRing` `MulZeroClass.toZero` `NonUnitalNonAssocSemiring.toMulZeroClass` `NonUnitalNonAssocRing.toNonUnitalNonAssocSemiring` `Filter.EventuallyEq` `nhds`	`DifferentiableAt`	—	`ContinuousMul.to_continuousSMul` `IsTopologicalSemiring.toContinuousMul` `IsTopologicalRing.toIsTopologicalSemiring` `IsTopologicalDivisionRing.toIsTopologicalRing` `NormedDivisionRing.to_isTopologicalDivisionRing` `IsBoundedSMul.continuousSMul` `NormedSpace.toIsBoundedSMul` `HasDerivAt.congr_of_eventuallyEq` `HasDerivAt.comp` `DifferentiableAt.hasDerivAt` `Filter.EventuallyEq.symm` `MulZeroClass.zero_mul` `NeZero.one` `IsSimpleRing.instNontrivial` `DivisionRing.isSimpleRing` `HasDerivAt.unique` `hasDerivAt_id`
`not_differentiableWithinAt_of_local_left_inverse_hasDerivWithinAt_zero` 📖	mathematical	`Set` `Set.instMembership` `UniqueDiffWithinAt` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toAddCommGroup` `NonUnitalNormedRing.toNormedAddCommGroup` `NonUnitalNormedCommRing.toNonUnitalNormedRing` `NormedCommRing.toNonUnitalNormedCommRing` `NormedField.toNormedCommRing` `NormedSpace.toModule` `NonUnitalSeminormedRing.toSeminormedAddCommGroup` `NonUnitalSeminormedCommRing.toNonUnitalSeminormedRing` `SeminormedCommRing.toNonUnitalSeminormedCommRing` `NormedCommRing.toSeminormedCommRing` `NormedField.toNormedSpace` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedRing.toPseudoMetricSpace` `SeminormedCommRing.toSeminormedRing` `HasDerivWithinAt` `ContinuousMul.to_continuousSMul` `MulZeroClass.toMul` `MulZeroOneClass.toMulZeroClass` `MonoidWithZero.toMulZeroOneClass` `Semiring.toMonoidWithZero` `IsTopologicalSemiring.toContinuousMul` `NonUnitalSemiring.toNonUnitalNonAssocSemiring` `Semiring.toNonUnitalSemiring` `IsTopologicalRing.toIsTopologicalSemiring` `NonUnitalNonAssocCommRing.toNonUnitalNonAssocRing` `NonUnitalCommRing.toNonUnitalNonAssocCommRing` `NonUnitalNormedCommRing.toNonUnitalCommRing` `IsTopologicalDivisionRing.toIsTopologicalRing` `NormedDivisionRing.toDivisionRing` `NormedField.toNormedDivisionRing` `NormedDivisionRing.to_isTopologicalDivisionRing` `MulZeroClass.toZero` `NonUnitalNonAssocSemiring.toMulZeroClass` `NonUnitalNonAssocRing.toNonUnitalNonAssocSemiring` `Set.MapsTo` `Filter.EventuallyEq` `nhdsWithin`	`DifferentiableWithinAt`	—	`ContinuousMul.to_continuousSMul` `IsTopologicalSemiring.toContinuousMul` `IsTopologicalRing.toIsTopologicalSemiring` `IsTopologicalDivisionRing.toIsTopologicalRing` `NormedDivisionRing.to_isTopologicalDivisionRing` `IsBoundedSMul.continuousSMul` `NormedSpace.toIsBoundedSMul` `HasDerivWithinAt.congr_of_eventuallyEq_of_mem` `HasDerivWithinAt.comp` `DifferentiableWithinAt.hasDerivWithinAt` `Filter.EventuallyEq.symm` `MulZeroClass.zero_mul` `NeZero.one` `IsSimpleRing.instNontrivial` `DivisionRing.isSimpleRing` `UniqueDiffWithinAt.eq_deriv` `hasDerivWithinAt_id`

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