Documentation Verification Report

FDeriv

📁 Source: Mathlib/Analysis/Calculus/InverseFunctionTheorem/FDeriv.lean

Statistics

Metric	Count
Definitions `localInverse`, `toOpenPartialHomeomorph`	2
Theorems `approximates_deriv_on_nhds`, `approximates_deriv_on_open_nhds`, `eventually_left_inverse`, `eventually_right_inverse`, `image_mem_toOpenPartialHomeomorph_target`, `localInverse_apply_image`, `localInverse_continuousAt`, `localInverse_def`, `localInverse_tendsto`, `localInverse_unique`, `map_nhds_eq_of_equiv`, `map_nhds_eq_of_surj`, `mem_toOpenPartialHomeomorph_source`, `toOpenPartialHomeomorph_coe`, `to_localInverse`, `to_local_left_inverse`, `isOpenMap_of_hasStrictFDerivAt_equiv`	17
Total	19

HasStrictFDerivAt

Definitions

Name	Category	Theorems
`localInverse` 📖	CompOp	8 math math: `localInverse_apply_image`, `localInverse_def`, `eventually_left_inverse`, `localInverse_tendsto`, `localInverse_continuousAt`, `eventually_right_inverse`, `to_localInverse`, `localInverse_unique`
`toOpenPartialHomeomorph` 📖	CompOp	5 math math: `localInverse_def`, `mem_toOpenPartialHomeomorph_source`, `ImplicitFunctionData.implicitFunction_def`, `toOpenPartialHomeomorph_coe`, `image_mem_toOpenPartialHomeomorph_target`

Theorems

Name	Kind	Assumes	Proves	Validates	Depends On
`approximates_deriv_on_nhds` 📖	mathematical	`HasStrictFDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `NNReal` `Preorder.toLT` `PartialOrder.toPreorder` `NNReal.instPartialOrder` `NNReal.instZero`	`Set` `Filter` `Filter.instMembership` `nhds` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `NormedAddCommGroup.toSeminormedAddCommGroup` `ApproximatesLinearOn`	—	`IsOpen.mem_nhds` `isOpen_univ` `sub_self` `map_zero` `AddMonoidHomClass.toZeroHomClass` `DistribMulActionSemiHomClass.toAddMonoidHomClass` `SemilinearMapClass.distribMulActionSemiHomClass` `ContinuousSemilinearMapClass.toSemilinearMapClass` `ContinuousLinearMap.continuousSemilinearMapClass` `norm_zero` `MulZeroClass.mul_zero` `instReflLe` `Asymptotics.IsLittleO.def` `isLittleO` `Filter.mem_prod_same_iff` `Filter.Eventually.eq_1` `nhds_prod_eq` `Set.mk_mem_prod`
`approximates_deriv_on_open_nhds` 📖	mathematical	`HasStrictFDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `ContinuousLinearEquiv.toContinuousLinearMap` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `ESeminormedAddCommMonoid.toAddCommMonoid` `ENormedAddCommMonoid.toESeminormedAddCommMonoid` `NormedAddCommGroup.toENormedAddCommMonoid`	`Set` `Set.instMembership` `IsOpen` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `NormedAddCommGroup.toSeminormedAddCommGroup` `ApproximatesLinearOn` `ContinuousLinearEquiv.toContinuousLinearMap` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `NontriviallyNormedField.toNormedField` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `ESeminormedAddCommMonoid.toAddCommMonoid` `ENormedAddCommMonoid.toESeminormedAddCommMonoid` `NormedAddCommGroup.toENormedAddCommMonoid` `NormedSpace.toModule` `NNReal` `NNReal.instDiv` `NNReal.instInv` `NNNorm.nnnorm` `ContinuousLinearMap` `SeminormedAddGroup.toNNNorm` `SeminormedAddCommGroup.toSeminormedAddGroup` `ContinuousLinearMap.toSeminormedAddCommGroup` `RingHomIsometric.ids` `SeminormedCommRing.toSeminormedRing` `NormedCommRing.toSeminormedCommRing` `NormedField.toNormedCommRing` `ContinuousLinearEquiv.symm` `instOfNatAtLeastTwo` `AddMonoidWithOne.toNatCast` `AddCommMonoidWithOne.toAddMonoidWithOne` `NonAssocSemiring.toAddCommMonoidWithOne` `NNReal.instSemiring` `Nat.instAtLeastTwoHAddOfNat`	—	`RingHomInvPair.ids` `RingHomIsometric.ids` `Nat.instAtLeastTwoHAddOfNat` `Filter.HasBasis.exists_iff` `nhds_basis_opens` `ApproximatesLinearOn.mono_set` `approximates_deriv_on_nhds` `half_pos` `PosMulReflectLE.toPosMulReflectLT` `PosMulStrictMono.toPosMulReflectLE` `LinearOrderedCommMonoidWithZero.toPosMulStrictMono` `inv_pos` `ContinuousLinearEquiv.subsingleton_or_nnnorm_symm_pos`
`eventually_left_inverse` 📖	mathematical	`HasStrictFDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `ContinuousLinearEquiv.toContinuousLinearMap` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `ESeminormedAddCommMonoid.toAddCommMonoid` `ENormedAddCommMonoid.toESeminormedAddCommMonoid` `NormedAddCommGroup.toENormedAddCommMonoid`	`Filter.Eventually` `localInverse` `nhds` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `NormedAddCommGroup.toSeminormedAddCommGroup`	—	`RingHomInvPair.ids` `OpenPartialHomeomorph.eventually_left_inverse` `mem_toOpenPartialHomeomorph_source`
`eventually_right_inverse` 📖	mathematical	`HasStrictFDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `ContinuousLinearEquiv.toContinuousLinearMap` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `ESeminormedAddCommMonoid.toAddCommMonoid` `ENormedAddCommMonoid.toESeminormedAddCommMonoid` `NormedAddCommGroup.toENormedAddCommMonoid`	`Filter.Eventually` `localInverse` `nhds` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `NormedAddCommGroup.toSeminormedAddCommGroup`	—	`RingHomInvPair.ids` `OpenPartialHomeomorph.eventually_right_inverse'` `mem_toOpenPartialHomeomorph_source`
`image_mem_toOpenPartialHomeomorph_target` 📖	mathematical	`HasStrictFDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `ContinuousLinearEquiv.toContinuousLinearMap` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `ESeminormedAddCommMonoid.toAddCommMonoid` `ENormedAddCommMonoid.toESeminormedAddCommMonoid` `NormedAddCommGroup.toENormedAddCommMonoid`	`Set` `Set.instMembership` `PartialEquiv.target` `OpenPartialHomeomorph.toPartialEquiv` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `NormedAddCommGroup.toSeminormedAddCommGroup` `toOpenPartialHomeomorph`	—	`RingHomInvPair.ids` `OpenPartialHomeomorph.map_source` `mem_toOpenPartialHomeomorph_source`
`localInverse_apply_image` 📖	mathematical	`HasStrictFDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `ContinuousLinearEquiv.toContinuousLinearMap` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `ESeminormedAddCommMonoid.toAddCommMonoid` `ENormedAddCommMonoid.toESeminormedAddCommMonoid` `NormedAddCommGroup.toENormedAddCommMonoid`	`localInverse`	—	`RingHomInvPair.ids` `Filter.Eventually.self_of_nhds` `eventually_left_inverse`
`localInverse_continuousAt` 📖	mathematical	`HasStrictFDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `ContinuousLinearEquiv.toContinuousLinearMap` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `ESeminormedAddCommMonoid.toAddCommMonoid` `ENormedAddCommMonoid.toESeminormedAddCommMonoid` `NormedAddCommGroup.toENormedAddCommMonoid`	`ContinuousAt` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `NormedAddCommGroup.toSeminormedAddCommGroup` `localInverse`	—	`RingHomInvPair.ids` `OpenPartialHomeomorph.continuousAt_symm` `image_mem_toOpenPartialHomeomorph_target`
`localInverse_def` 📖	mathematical	`HasStrictFDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `ContinuousLinearEquiv.toContinuousLinearMap` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `ESeminormedAddCommMonoid.toAddCommMonoid` `ENormedAddCommMonoid.toESeminormedAddCommMonoid` `NormedAddCommGroup.toENormedAddCommMonoid`	`localInverse` `OpenPartialHomeomorph.toFun'` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `NormedAddCommGroup.toSeminormedAddCommGroup` `OpenPartialHomeomorph.symm` `toOpenPartialHomeomorph`	—	`RingHomInvPair.ids`
`localInverse_tendsto` 📖	mathematical	`HasStrictFDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `ContinuousLinearEquiv.toContinuousLinearMap` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `ESeminormedAddCommMonoid.toAddCommMonoid` `ENormedAddCommMonoid.toESeminormedAddCommMonoid` `NormedAddCommGroup.toENormedAddCommMonoid`	`Filter.Tendsto` `localInverse` `nhds` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `NormedAddCommGroup.toSeminormedAddCommGroup`	—	`RingHomInvPair.ids` `OpenPartialHomeomorph.tendsto_symm` `mem_toOpenPartialHomeomorph_source`
`localInverse_unique` 📖	mathematical	`HasStrictFDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `ContinuousLinearEquiv.toContinuousLinearMap` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `ESeminormedAddCommMonoid.toAddCommMonoid` `ENormedAddCommMonoid.toESeminormedAddCommMonoid` `NormedAddCommGroup.toENormedAddCommMonoid` `Filter.Eventually` `nhds`	`Filter.Eventually` `localInverse` `nhds` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `NormedAddCommGroup.toSeminormedAddCommGroup`	—	`RingHomInvPair.ids` `Filter.eventuallyEq_of_left_inv_of_right_inv` `eventually_right_inverse` `OpenPartialHomeomorph.tendsto_symm` `mem_toOpenPartialHomeomorph_source`
`map_nhds_eq_of_equiv` 📖	mathematical	`HasStrictFDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `ContinuousLinearEquiv.toContinuousLinearMap` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `ESeminormedAddCommMonoid.toAddCommMonoid` `ENormedAddCommMonoid.toESeminormedAddCommMonoid` `NormedAddCommGroup.toENormedAddCommMonoid`	`Filter.map` `nhds` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `NormedAddCommGroup.toSeminormedAddCommGroup`	—	`RingHomInvPair.ids` `OpenPartialHomeomorph.map_nhds_eq` `mem_toOpenPartialHomeomorph_source`
`map_nhds_eq_of_surj` 📖	mathematical	`HasStrictFDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `LinearMap.range` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `ESeminormedAddCommMonoid.toAddCommMonoid` `ENormedAddCommMonoid.toESeminormedAddCommMonoid` `NormedAddCommGroup.toENormedAddCommMonoid` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomSurjective.ids` `ContinuousLinearMap.toLinearMap` `Top.top` `Submodule` `Submodule.instTop`	`Filter.map` `nhds` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `NormedAddCommGroup.toSeminormedAddCommGroup`	—	`RingHomSurjective.ids` `RingHomInvPair.ids` `RingHomIsometric.ids` `Nat.instAtLeastTwoHAddOfNat` `ContinuousLinearMap.nonlinearRightInverseOfSurjective_nnnorm_pos` `PosMulReflectLE.toPosMulReflectLT` `PosMulStrictMono.toPosMulReflectLE` `LinearOrderedCommMonoidWithZero.toPosMulStrictMono` `approximates_deriv_on_nhds` `ApproximatesLinearOn.map_nhds_eq` `NNReal.half_lt_self` `ne_of_gt`
`mem_toOpenPartialHomeomorph_source` 📖	mathematical	`HasStrictFDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `ContinuousLinearEquiv.toContinuousLinearMap` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `ESeminormedAddCommMonoid.toAddCommMonoid` `ENormedAddCommMonoid.toESeminormedAddCommMonoid` `NormedAddCommGroup.toENormedAddCommMonoid`	`Set` `Set.instMembership` `PartialEquiv.source` `OpenPartialHomeomorph.toPartialEquiv` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `NormedAddCommGroup.toSeminormedAddCommGroup` `toOpenPartialHomeomorph`	—	`RingHomInvPair.ids` `RingHomIsometric.ids` `Nat.instAtLeastTwoHAddOfNat` `approximates_deriv_on_open_nhds`
`toOpenPartialHomeomorph_coe` 📖	mathematical	`HasStrictFDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `ContinuousLinearEquiv.toContinuousLinearMap` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `ESeminormedAddCommMonoid.toAddCommMonoid` `ENormedAddCommMonoid.toESeminormedAddCommMonoid` `NormedAddCommGroup.toENormedAddCommMonoid`	`OpenPartialHomeomorph.toFun'` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `NormedAddCommGroup.toSeminormedAddCommGroup` `toOpenPartialHomeomorph`	—	`RingHomInvPair.ids`
`to_localInverse` 📖	mathematical	`HasStrictFDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `ContinuousLinearEquiv.toContinuousLinearMap` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `ESeminormedAddCommMonoid.toAddCommMonoid` `ENormedAddCommMonoid.toESeminormedAddCommMonoid` `NormedAddCommGroup.toENormedAddCommMonoid`	`HasStrictFDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `localInverse` `ContinuousLinearEquiv.toContinuousLinearMap` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `ESeminormedAddCommMonoid.toAddCommMonoid` `ENormedAddCommMonoid.toESeminormedAddCommMonoid` `NormedAddCommGroup.toENormedAddCommMonoid` `ContinuousLinearEquiv.symm`	—	`RingHomInvPair.ids` `OpenPartialHomeomorph.hasStrictFDerivAt_symm` `image_mem_toOpenPartialHomeomorph_target` `localInverse_apply_image`
`to_local_left_inverse` 📖	mathematical	`HasStrictFDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `ContinuousLinearEquiv.toContinuousLinearMap` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `ESeminormedAddCommMonoid.toAddCommMonoid` `ENormedAddCommMonoid.toESeminormedAddCommMonoid` `NormedAddCommGroup.toENormedAddCommMonoid` `Filter.Eventually` `nhds`	`HasStrictFDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `ContinuousLinearEquiv.toContinuousLinearMap` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `ESeminormedAddCommMonoid.toAddCommMonoid` `ENormedAddCommMonoid.toESeminormedAddCommMonoid` `NormedAddCommGroup.toENormedAddCommMonoid` `ContinuousLinearEquiv.symm`	—	`RingHomInvPair.ids` `congr_of_eventuallyEq` `to_localInverse` `Filter.Eventually.mono` `localInverse_unique`

(root)

Theorems

Name	Kind	Assumes	Proves	Validates	Depends On
`isOpenMap_of_hasStrictFDerivAt_equiv` 📖	mathematical	`HasStrictFDerivAt` `NormedAddCommGroup.toAddCommGroup` `NormedSpace.toModule` `NontriviallyNormedField.toNormedField` `NormedAddCommGroup.toSeminormedAddCommGroup` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `ContinuousLinearEquiv.toContinuousLinearMap` `DivisionSemiring.toSemiring` `Semifield.toDivisionSemiring` `Field.toSemifield` `NormedField.toField` `RingHom.id` `Semiring.toNonAssocSemiring` `RingHomInvPair.ids` `ESeminormedAddCommMonoid.toAddCommMonoid` `ENormedAddCommMonoid.toESeminormedAddCommMonoid` `NormedAddCommGroup.toENormedAddCommMonoid`	`IsOpenMap` `UniformSpace.toTopologicalSpace` `PseudoMetricSpace.toUniformSpace` `SeminormedAddCommGroup.toPseudoMetricSpace` `NormedAddCommGroup.toSeminormedAddCommGroup`	—	`RingHomInvPair.ids` `isOpenMap_iff_nhds_le` `Eq.ge` `HasStrictFDerivAt.map_nhds_eq_of_equiv`

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