{"action":"closed","issue":{"url":"https://api.github.com/repos/fpvandoorn/lean2/issues/4","repository_url":"https://api.github.com/repos/fpvandoorn/lean2","labels_url":"https://api.github.com/repos/fpvandoorn/lean2/issues/4/labels{/name}","comments_url":"https://api.github.com/repos/fpvandoorn/lean2/issues/4/comments","events_url":"https://api.github.com/repos/fpvandoorn/lean2/issues/4/events","html_url":"https://github.com/fpvandoorn/lean2/issues/4","id":357272742,"node_id":"MDU6SXNzdWUzNTcyNzI3NDI=","number":4,"title":"define binary pointed maps","user":{"login":"fpvandoorn","id":7376012,"node_id":"MDQ6VXNlcjczNzYwMTI=","avatar_url":"https://avatars0.githubusercontent.com/u/7376012?v=4","gravatar_id":"","url":"https://api.github.com/users/fpvandoorn","html_url":"https://github.com/fpvandoorn","followers_url":"https://api.github.com/users/fpvandoorn/followers","following_url":"https://api.github.com/users/fpvandoorn/following{/other_user}","gists_url":"https://api.github.com/users/fpvandoorn/gists{/gist_id}","starred_url":"https://api.github.com/users/fpvandoorn/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/fpvandoorn/subscriptions","organizations_url":"https://api.github.com/users/fpvandoorn/orgs","repos_url":"https://api.github.com/users/fpvandoorn/repos","events_url":"https://api.github.com/users/fpvandoorn/events{/privacy}","received_events_url":"https://api.github.com/users/fpvandoorn/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":1,"created_at":"2018-09-05T15:03:39Z","updated_at":"2018-09-12T09:32:37Z","closed_at":"2018-09-12T09:32:37Z","author_association":"OWNER","body":"The type `ppmap A (ppmap B C)` requires function extensionality to define inhabitants, since `a_0` has to be sent to the constant pointed map. Define a new type `bpmap A B C` which is equivalent but doesn't require function extensionality."}}
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