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feat(linear_algebra/dim): findim equivalence #1217

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merged 4 commits into from Jul 22, 2019
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abentkamp
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@abentkamp abentkamp commented Jul 12, 2019

Added a lemma stating that every finite dimensional vectorspace over K is isomorphic to K^n.
Some lemmas needed to be generalized in terms of universe levels to achieve that.

Make sure you have:

  • reviewed and applied the coding style: coding, naming
  • for tactics:
  • make sure definitions and lemmas are put in the right files
  • make sure definitions and lemmas are not redundant

If this PR is related to a discussion on Zulip, please include a link in the discussion.

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@abentkamp abentkamp requested a review from a team as a code owner July 12, 2019 13:00
@robertylewis
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This looks great to me. Any objections from others using the linear algebra library? If not, I think it's ready to go.

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@ChrisHughes24 ChrisHughes24 added the ready-to-merge All that is left is for bors to build and merge this PR. (Remember you need to say `bors r+`.) label Jul 22, 2019
@mergify mergify bot merged commit a33315d into master Jul 22, 2019
@mergify mergify bot deleted the fin_dim_vectorspace_equiv branch July 22, 2019 19:46
anrddh pushed a commit to anrddh/mathlib that referenced this pull request May 15, 2020
* feat(linear_algebra/dim): findim equivalence

* feat(linear_algebra/dim): two versions of dim_fun

* feat(linear_algebra/dim): clean up
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4 participants