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2019-03-01 22:25
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feat(topology/metric_space/hausdorff_distance): Hausdorff distance
Estimated changes
Modified
src/topology/basic.lean
added
def
topological_space.closeds
added
def
topological_space.nonempty_compacts
Modified
src/topology/continuity.lean
added
def
nonempty_compacts.to_closeds
Modified
src/topology/metric_space/cau_seq_filter.lean
added
theorem
ennreal.cauchy_seq_of_edist_le_half_pow
added
theorem
ennreal.edist_le_two_mul_half_pow
added
theorem
ennreal.half_pow_add_succ
added
theorem
ennreal.half_pow_mono
added
theorem
ennreal.half_pow_pos
added
theorem
ennreal.half_pow_tendsto_zero
added
theorem
sequentially_complete.B2_lim
added
theorem
sequentially_complete.B2_pos
deleted
theorem
sequentially_complete.FB_lim
deleted
theorem
sequentially_complete.FB_pos
deleted
theorem
sequentially_complete.F_lim
deleted
theorem
sequentially_complete.F_pos
Created
src/topology/metric_space/closeds.lean
added
theorem
emetric.closeds.edist_eq
added
theorem
emetric.continuous_inf_edist_Hausdorff_edist
added
theorem
emetric.is_closed_subsets_of_is_closed
added
theorem
emetric.nonempty_compacts.is_closed_in_closeds
added
theorem
emetric.nonempty_compacts.to_closeds.uniform_embedding
added
theorem
metric.nonempty_compacts.dist_eq
added
theorem
metric.uniform_continuous_inf_dist_Hausdorff_dist
Created
src/topology/metric_space/hausdorff_distance.lean
added
def
emetric.Hausdorff_edist
added
theorem
emetric.Hausdorff_edist_closure
added
theorem
emetric.Hausdorff_edist_closure₁
added
theorem
emetric.Hausdorff_edist_closure₂
added
theorem
emetric.Hausdorff_edist_comm
added
theorem
emetric.Hausdorff_edist_empty
added
theorem
emetric.Hausdorff_edist_image
added
theorem
emetric.Hausdorff_edist_le_ediam
added
theorem
emetric.Hausdorff_edist_le_of_inf_edist
added
theorem
emetric.Hausdorff_edist_le_of_mem_edist
added
theorem
emetric.Hausdorff_edist_self
added
theorem
emetric.Hausdorff_edist_self_closure
added
theorem
emetric.Hausdorff_edist_triangle
added
theorem
emetric.Hausdorff_edist_zero_iff_closure_eq_closure
added
theorem
emetric.Hausdorff_edist_zero_iff_eq_of_closed
added
theorem
emetric.continuous_inf_edist
added
theorem
emetric.exists_edist_lt_of_Hausdorff_edist_lt
added
theorem
emetric.exists_edist_lt_of_inf_edist_lt
added
def
emetric.inf_edist
added
theorem
emetric.inf_edist_closure
added
theorem
emetric.inf_edist_empty
added
theorem
emetric.inf_edist_image
added
theorem
emetric.inf_edist_le_Hausdorff_edist_of_mem
added
theorem
emetric.inf_edist_le_edist_of_mem
added
theorem
emetric.inf_edist_le_inf_edist_add_Hausdorff_edist
added
theorem
emetric.inf_edist_le_inf_edist_add_edist
added
theorem
emetric.inf_edist_le_inf_edist_of_subset
added
theorem
emetric.inf_edist_singleton
added
theorem
emetric.inf_edist_union
added
theorem
emetric.inf_edist_zero_of_mem
added
theorem
emetric.mem_closure_iff_inf_edist_zero
added
theorem
emetric.mem_iff_ind_edist_zero_of_closed
added
theorem
emetric.ne_empty_of_Hausdorff_edist_ne_top
added
def
metric.Hausdorff_dist
added
theorem
metric.Hausdorff_dist_closure
added
theorem
metric.Hausdorff_dist_closure₁
added
theorem
metric.Hausdorff_dist_closure₂
added
theorem
metric.Hausdorff_dist_comm
added
theorem
metric.Hausdorff_dist_empty'
added
theorem
metric.Hausdorff_dist_empty
added
theorem
metric.Hausdorff_dist_image
added
theorem
metric.Hausdorff_dist_le_diam
added
theorem
metric.Hausdorff_dist_le_of_inf_dist
added
theorem
metric.Hausdorff_dist_le_of_mem_dist
added
theorem
metric.Hausdorff_dist_nonneg
added
theorem
metric.Hausdorff_dist_self_closure
added
theorem
metric.Hausdorff_dist_self_zero
added
theorem
metric.Hausdorff_dist_triangle'
added
theorem
metric.Hausdorff_dist_triangle
added
theorem
metric.Hausdorff_dist_zero_iff_closure_eq_closure
added
theorem
metric.Hausdorff_dist_zero_iff_eq_of_closed
added
theorem
metric.Hausdorff_edist_ne_top_of_ne_empty_of_bounded
added
theorem
metric.continuous_inf_dist
added
theorem
metric.exists_dist_lt_of_Hausdorff_dist_lt'
added
theorem
metric.exists_dist_lt_of_Hausdorff_dist_lt
added
theorem
metric.exists_dist_lt_of_inf_dist_lt
added
def
metric.inf_dist
added
theorem
metric.inf_dist_empty
added
theorem
metric.inf_dist_eq_closure
added
theorem
metric.inf_dist_image
added
theorem
metric.inf_dist_le_Hausdorff_dist_of_mem
added
theorem
metric.inf_dist_le_dist_of_mem
added
theorem
metric.inf_dist_le_inf_dist_add_Hausdorff_dist
added
theorem
metric.inf_dist_le_inf_dist_add_dist
added
theorem
metric.inf_dist_le_inf_dist_of_subset
added
theorem
metric.inf_dist_nonneg
added
theorem
metric.inf_dist_singleton
added
theorem
metric.inf_dist_zero_of_mem
added
theorem
metric.inf_edist_ne_top
added
theorem
metric.mem_closure_iff_inf_dist_zero
added
theorem
metric.mem_iff_ind_dist_zero_of_closed
added
theorem
metric.uniform_continuous_inf_dist