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Commit 2019-09-02 12:18 57d4b411

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feat(category_theory/limits): construct limits from products and equalizers (#1362)

  • providing minimal API for limits of special shapes
  • apis for special shapes
  • fintype instances
  • associators, unitors, braidings for binary product
  • map
  • instances
  • assoc lemma
  • coprod
  • fix import
  • names
  • adding some docs
  • updating tutorial on limits
  • minor
  • uniqueness of morphisms to terminal object
  • better treatment of has_terminal
  • various
  • not there yet
  • deleting a dumb file
  • remove constructions for a later PR
  • getting there
  • oops
  • of_nat_iso
  • feat(category_theory/limits/of_nat_isp)
  • progress on limits from products and equalizers
  • Update src/category_theory/limits/limits.lean Co-Authored-By: Johan Commelin johan@commelin.net
  • Update src/category_theory/limits/limits.lean Co-Authored-By: Johan Commelin johan@commelin.net
  • use @[reassoc]
  • fixing after rename
  • use @[reassoc]
  • fix renaming
  • complete construction of limits from products and equalizers
  • cleanup
  • cleanup
  • name instance
  • whitespace
  • Update src/category_theory/limits/limits.lean Co-Authored-By: Johan Commelin johan@commelin.net
  • use simpa

Estimated changes