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Commit 2021-07-07 10:24 29beb1f3

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feat(analysis/normed_space/int): norms of (units of) integers (#8136) From LTE

Estimated changes

Created src/analysis/normed_space/int.lean

added theorem int.nnnorm_coe_nat

added theorem int.nnnorm_coe_units

added theorem int.norm_coe_nat

added theorem int.norm_coe_units

added theorem int.to_nat_add_to_nat_neg_eq_nnnorm

added theorem int.to_nat_add_to_nat_neg_eq_norm

Modified src/data/fintype/basic.lean

added theorem units_int.univ

Modified src/data/int/basic.lean

added theorem int.to_nat_add_to_nat_neg_eq_nat_abs

added theorem int.to_nat_sub_to_nat_neg