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[Merged by Bors] - chore(data/equiv/ring): make ring_aut reducible #2563

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@ChrisHughes24 ChrisHughes24 commented Apr 29, 2020

This makes the coercion to fun work. This is the same approach as we used for perm and it worked okay for perm.

Related Zulip thread: https://leanprover.zulipchat.com/#narrow/stream/113488-general/topic/ring_aut.20coerce.20to.20function

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@rwbarton rwbarton requested a review from urkud April 29, 2020 11:35
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urkud commented Apr 29, 2020

Is there any instance on ring_equiv that we don't want to have for ring_aut?

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Is there any instance on ring_equiv that we don't want to have for ring_aut?

I don't think so. I checked, and we have coe_to_fun and coe to add_equiv and mul_equiv

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urkud commented Apr 29, 2020

bors merge

@github-actions github-actions bot 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 Apr 29, 2020
bors bot pushed a commit that referenced this pull request Apr 29, 2020
This makes the coercion to fun work. This is the same approach as we used for `perm` and it worked okay for `perm`.

Related Zulip thread: https://leanprover.zulipchat.com/#narrow/stream/113488-general/topic/ring_aut.20coerce.20to.20function
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bors bot commented Apr 29, 2020

Pull request successfully merged into master.

Build succeeded:

@bors bors bot changed the title chore(data/equiv/ring): make ring_aut reducible [Merged by Bors] - chore(data/equiv/ring): make ring_aut reducible Apr 29, 2020
@bors bors bot closed this Apr 29, 2020
@bryangingechen bryangingechen deleted the ring_aut branch April 30, 2020 04:21
anrddh pushed a commit to anrddh/mathlib that referenced this pull request May 15, 2020
…#2563)

This makes the coercion to fun work. This is the same approach as we used for `perm` and it worked okay for `perm`.

Related Zulip thread: https://leanprover.zulipchat.com/#narrow/stream/113488-general/topic/ring_aut.20coerce.20to.20function
anrddh pushed a commit to anrddh/mathlib that referenced this pull request May 16, 2020
…#2563)

This makes the coercion to fun work. This is the same approach as we used for `perm` and it worked okay for `perm`.

Related Zulip thread: https://leanprover.zulipchat.com/#narrow/stream/113488-general/topic/ring_aut.20coerce.20to.20function
cipher1024 pushed a commit to cipher1024/mathlib that referenced this pull request Mar 15, 2022
…#2563)

This makes the coercion to fun work. This is the same approach as we used for `perm` and it worked okay for `perm`.

Related Zulip thread: https://leanprover.zulipchat.com/#narrow/stream/113488-general/topic/ring_aut.20coerce.20to.20function
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