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2022-09-21 06:16
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feat(topology/algebra/order): a linear order is Tâ (
#16540
)
Estimated changes
Created
src/data/set/intervals/ord_connected_component.lean
added
theorem
set.disjoint_left_ord_separating_set
added
theorem
set.disjoint_ord_t5_nhd
added
theorem
set.disjoint_right_ord_separating_set
added
theorem
set.dual_ord_connected_component
added
theorem
set.dual_ord_connected_section
added
theorem
set.dual_ord_separating_set
added
theorem
set.eq_of_mem_ord_connected_section_of_interval_subset
added
theorem
set.mem_ord_connected_component
added
theorem
set.mem_ord_connected_component_comm
added
theorem
set.mem_ord_connected_component_ord_connected_proj
added
theorem
set.mem_ord_connected_component_trans
added
theorem
set.nonempty_ord_connected_component
added
def
set.ord_connected_component
added
theorem
set.ord_connected_component_empty
added
theorem
set.ord_connected_component_eq
added
theorem
set.ord_connected_component_eq_empty
added
theorem
set.ord_connected_component_inter
added
theorem
set.ord_connected_component_ord_connected_proj
added
theorem
set.ord_connected_component_subset
added
theorem
set.ord_connected_component_univ
added
theorem
set.ord_connected_proj_eq
added
theorem
set.ord_connected_proj_mem_ord_connected_component
added
def
set.ord_connected_section
added
theorem
set.ord_connected_section_subset
added
def
set.ord_separating_set
added
theorem
set.ord_separating_set_comm
added
def
set.ord_t5_nhd
added
theorem
set.self_mem_ord_connected_component
added
theorem
set.subset_ord_connected_component
Modified
src/topology/algebra/order/basic.lean
Created
src/topology/algebra/order/t5.lean
added
theorem
set.compl_section_ord_separating_set_mem_nhds
added
theorem
set.compl_section_ord_separating_set_mem_nhds_within_Ici
added
theorem
set.compl_section_ord_separating_set_mem_nhds_within_Iic
added
theorem
set.ord_connected_component_mem_nhds
added
theorem
set.ord_t5_nhd_mem_nhds_set