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a result that I found useful is that a pointed type (X , a) is connected iff |
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Check out fdaa6cf. Is this what you had in mind? |
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yes thank you |
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@aljungstrom Can you please take a look and review this? |
This implements the "only if" part of Corollary 7.5.9 of the HoTT book.
…ted paths This implements Exercise 7.6 of the HoTT book.
The proof was essentially an application of `isConnectedFun→isConnected` in disguise. The new proof hopefully makes it clear how the elimination principle for connected connected functions is applied.
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Rebased on top of v0.8. |
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I proved some properties of connected spaces while working on a project; I figured they might be a good fit for this library.
This pull requests contains:
λ b a → b : B → (A → B)has a section for any n-type B. (ab12f08)