Commit 2023-01-26 08:19 e8f582b4

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feat: port Topology.Basic (#1826)

Estimated changes

added theorem AccPt.mono
added def AccPt
added theorem ClusterPt.map
added theorem ClusterPt.mono
added theorem ClusterPt.neBot
added theorem ClusterPt.of_inf_left
added theorem ClusterPt.of_inf_right
added theorem ClusterPt.of_le_nhds'
added theorem ClusterPt.of_le_nhds
added theorem ClusterPt.of_nhds_le
added def ClusterPt
added theorem Continuous.comp
added theorem Continuous.congr
added theorem Continuous.iterate
added theorem Continuous.tendsto'
added theorem Continuous.tendsto
added structure Continuous
added theorem ContinuousAt.congr
added theorem ContinuousAt.iterate
added theorem ContinuousAt.tendsto
added def ContinuousAt
added theorem Dense.denseRange_val
added theorem Dense.exists_mem_open
added theorem Dense.interior_compl
added theorem Dense.mono
added theorem Dense.nonempty
added theorem Dense.nonempty_iff
added def Dense
added theorem DenseRange.comp
added theorem DenseRange.dense_image
added theorem DenseRange.mem_nhds
added theorem DenseRange.nonempty
added def DenseRange.some
added def DenseRange
added theorem Disjoint.closure_left
added theorem Disjoint.closure_right
added theorem Disjoint.frontier_left
added theorem IsClosed.closure_eq
added theorem IsClosed.frontier_eq
added theorem IsClosed.inter
added theorem IsClosed.not
added theorem IsClosed.preimage
added theorem IsClosed.sdiff
added theorem IsClosed.union
added theorem IsOpen.and
added theorem IsOpen.closure_inter
added theorem IsOpen.eventually_mem
added theorem IsOpen.frontier_eq
added theorem IsOpen.inter
added theorem IsOpen.inter_closure
added theorem IsOpen.interior_eq
added theorem IsOpen.mem_nhds
added theorem IsOpen.preimage
added theorem IsOpen.sdiff
added theorem IsOpen.union
added def IsOpen
added def MapClusterPt
added structure TopologicalSpace
added theorem accPt_iff_frequently
added theorem accPt_iff_nhds
added theorem acc_iff_cluster
added theorem all_mem_nhds
added theorem all_mem_nhds_filter
added def closure
added theorem closure_closure
added theorem closure_compl
added theorem closure_diff
added theorem closure_diff_frontier
added theorem closure_diff_interior
added theorem closure_empty
added theorem closure_empty_iff
added theorem closure_eq_cluster_pts
added theorem closure_minimal
added theorem closure_mono
added theorem closure_nonempty_iff
added theorem closure_union
added theorem closure_unionᵢ
added theorem closure_univ
added theorem clusterPt_iff
added theorem continuousAt_congr
added theorem continuousAt_const
added theorem continuousAt_def
added theorem continuousAt_id
added theorem continuous_const
added theorem continuous_def
added theorem continuous_id
added theorem continuous_of_const
added theorem denseRange_id
added theorem dense_closure
added theorem dense_compl_singleton
added theorem dense_iff_closure_eq
added theorem dense_iff_inter_open
added theorem dense_univ
added theorem eventuallyEq_zero_nhds
added theorem eventually_mem_nhds
added theorem eventually_nhds_iff
added theorem exists_open_set_nhds'
added theorem exists_open_set_nhds
added def frontier
added theorem frontier_compl
added theorem frontier_empty
added theorem frontier_inter_subset
added theorem frontier_union_subset
added theorem frontier_univ
added def interior
added theorem interior_compl
added theorem interior_empty
added theorem interior_eq_iff_isOpen
added theorem interior_eq_nhds'
added theorem interior_eq_nhds
added theorem interior_eq_univ
added theorem interior_frontier
added theorem interior_inter
added theorem interior_interior
added theorem interior_interᵢ
added theorem interior_maximal
added theorem interior_mem_nhds
added theorem interior_mono
added theorem interior_setOf_eq
added theorem interior_singleton
added theorem interior_subset
added theorem interior_univ
added theorem isClosed_binterᵢ
added theorem isClosed_bunionᵢ
added theorem isClosed_closure
added theorem isClosed_compl_iff
added theorem isClosed_const
added theorem isClosed_empty
added theorem isClosed_frontier
added theorem isClosed_iff_clusterPt
added theorem isClosed_iff_nhds
added theorem isClosed_imp
added theorem isClosed_interᵢ
added theorem isClosed_interₛ
added theorem isClosed_unionᵢ
added theorem isClosed_unionᵢ_prop
added theorem isClosed_univ
added theorem isOpen_binterᵢ
added theorem isOpen_bunionᵢ
added theorem isOpen_compl_iff
added theorem isOpen_const
added theorem isOpen_empty
added theorem isOpen_fold
added theorem isOpen_iff_eventually
added theorem isOpen_iff_mem_nhds
added theorem isOpen_iff_nhds
added theorem isOpen_iff_ultrafilter
added theorem isOpen_interior
added theorem isOpen_interᵢ
added theorem isOpen_interᵢ_prop
added theorem isOpen_interₛ
added theorem isOpen_unionᵢ
added theorem isOpen_unionₛ
added theorem isOpen_univ
added theorem le_nhds_iff
added theorem le_nhds_lim
added theorem mapClusterPt_iff
added theorem mapClusterPt_of_comp
added theorem map_mem_closure
added theorem map_nhds
added theorem mem_closure_iff
added theorem mem_closure_iff_nhds'
added theorem mem_closure_iff_nhds
added theorem mem_closure_image
added theorem mem_closure_of_tendsto
added theorem mem_interior
added theorem mem_nhds_iff
added theorem mem_of_mem_nhds
added theorem monotone_closure
added def nhdsWithin
added theorem nhds_basis_closeds
added theorem nhds_basis_opens'
added theorem nhds_basis_opens
added theorem nhds_bind_nhds
added theorem nhds_def'
added theorem nhds_le_of_le
added theorem not_isOpen_singleton
added theorem pure_le_nhds
added theorem self_diff_frontier
added theorem subset_closure
added theorem subset_interior_iff
added theorem tendsto_atTop_nhds
added theorem tendsto_const_nhds
added theorem tendsto_nhds
added theorem tendsto_nhds_limUnder
added theorem tendsto_pure_nhds
added theorem topologicalSpace_eq