Commit 2021-04-01 01:24 64abe48e

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refactor(topology/metric_space/pi_Lp): generalize to pseudo_metric (#6978) We generalize here the Lp distance to pseudo_emetric and similar concepts.

Estimated changes

Modified src/topology/metric_space/pi_Lp.lean

modified theorem pi_Lp.lipschitz_with_equiv

modified theorem pi_Lp.norm_eq

modified theorem pi_Lp.norm_eq_of_nat

added def pi_Lp.pseudo_emetric_aux