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refactor(analysis/specific_limits): use ennreal
s instead of nnreal
s in *_edist_le_geometric
#1759
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I tried to actually use `nnreal`s, and it leads to coercions nightmare.
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…`s in `*_edist_le_geometric` (leanprover-community#1759) * feat(data/real/ennreal): more lemmas, `*_cast` tags, use `lift` tactic * Undo name change * Fix compile * nnreal: add `move_cast` * ennreal: more lemmas * Fix compile * feat(topology/instances/ennreal): more lemmas * Fix compile * Rewrite `cauchy_seq_of_edist_le_geometric` etc in terms of `ennreal`s I tried to actually use `nnreal`s, and it leads to coercions nightmare. * Simplify some proofs using new lemmas * Fix compile * Fix compile
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…`s in `*_edist_le_geometric` (leanprover-community#1759) * feat(data/real/ennreal): more lemmas, `*_cast` tags, use `lift` tactic * Undo name change * Fix compile * nnreal: add `move_cast` * ennreal: more lemmas * Fix compile * feat(topology/instances/ennreal): more lemmas * Fix compile * Rewrite `cauchy_seq_of_edist_le_geometric` etc in terms of `ennreal`s I tried to actually use `nnreal`s, and it leads to coercions nightmare. * Simplify some proofs using new lemmas * Fix compile * Fix compile
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Depends on #1755, #1756
I tried to migrate
closeds
fromhalf_pow
to the newcauchy_seq_of_edist_le_geometric
but proving the required inequalities withnnreal
s require a lot ofcast
ing thatnorm_cast
can't handle. So, useennreal
s right away.TO CONTRIBUTORS:
Make sure you have:
If this PR is related to a discussion on Zulip, please include a link in the discussion.
For reviewers: code review check list