Commit 2023-02-03 08:41 a5cca0f0

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feat: port Topology.UniformSpace.Cauchy (#2007)

Estimated changes

added theorem Cauchy.comap'
added theorem Cauchy.le_nhds_lim
added theorem Cauchy.mono'
added theorem Cauchy.mono
added theorem Cauchy.prod
added theorem Cauchy.ultrafilter_of
added def Cauchy
added theorem CauchySeq.comp_tendsto
added theorem CauchySeq.nonempty
added theorem CauchySeq.prod
added theorem CauchySeq.prod_map
added theorem CauchySeq.subseq_mem
added def CauchySeq
added theorem IsClosed.isComplete
added def IsComplete
added theorem TotallyBounded.closure
added theorem TotallyBounded.image
added def TotallyBounded
added theorem cauchySeq_const
added theorem cauchySeq_iff'
added theorem cauchySeq_iff
added theorem cauchySeq_iff_tendsto
added theorem cauchy_iff'
added theorem cauchy_iff
added theorem cauchy_map_iff'
added theorem cauchy_map_iff
added theorem cauchy_nhds
added theorem cauchy_pure
added theorem complete_univ
added theorem le_nhds_of_cauchy_adhp
added theorem totallyBounded_empty
added theorem totallyBounded_subset