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Theorem norm_abs_sub_abs

Modification history

2021-12-03 20:46

src/analysis/normed_space/lattice_ordered_group.lean

feat(analysis.normed_space.lattice_ordered_group): Add `two_inf_sub_two_inf_le`, `two_sup_sub_two_sup_le` and supporting lemmas (#10514) …

Added norm_abs_sub_abs View on Github →