{"action":"created","issue":{"url":"https://api.github.com/repos/HIPS/autograd/issues/118","repository_url":"https://api.github.com/repos/HIPS/autograd","labels_url":"https://api.github.com/repos/HIPS/autograd/issues/118/labels{/name}","comments_url":"https://api.github.com/repos/HIPS/autograd/issues/118/comments","events_url":"https://api.github.com/repos/HIPS/autograd/issues/118/events","html_url":"https://github.com/HIPS/autograd/pull/118","id":159771480,"number":118,"title":"All the remaining ufuncs except frexp","user":{"login":"yukoba","id":194666,"avatar_url":"https://avatars.githubusercontent.com/u/194666?v=3","gravatar_id":"","url":"https://api.github.com/users/yukoba","html_url":"https://github.com/yukoba","followers_url":"https://api.github.com/users/yukoba/followers","following_url":"https://api.github.com/users/yukoba/following{/other_user}","gists_url":"https://api.github.com/users/yukoba/gists{/gist_id}","starred_url":"https://api.github.com/users/yukoba/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/yukoba/subscriptions","organizations_url":"https://api.github.com/users/yukoba/orgs","repos_url":"https://api.github.com/users/yukoba/repos","events_url":"https://api.github.com/users/yukoba/events{/privacy}","received_events_url":"https://api.github.com/users/yukoba/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":7,"created_at":"2016-06-11T12:32:41Z","updated_at":"2016-06-12T16:25:18Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/HIPS/autograd/pulls/118","html_url":"https://github.com/HIPS/autograd/pull/118","diff_url":"https://github.com/HIPS/autograd/pull/118.diff","patch_url":"https://github.com/HIPS/autograd/pull/118.patch"},"body":"I implemented all the remaining ufuncs except ```frexp()```.\r\n\r\n- hypot\r\n- arctan2\r\n- fmax\r\n- fmin\r\n- ldexp\r\n- copysign\r\n- nextafter\r\n\r\nI cannot figure out how to implement ```frexp()```.\r\n"},"comment":{"url":"https://api.github.com/repos/HIPS/autograd/issues/comments/225446291","html_url":"https://github.com/HIPS/autograd/pull/118#issuecomment-225446291","issue_url":"https://api.github.com/repos/HIPS/autograd/issues/118","id":225446291,"user":{"login":"yukoba","id":194666,"avatar_url":"https://avatars.githubusercontent.com/u/194666?v=3","gravatar_id":"","url":"https://api.github.com/users/yukoba","html_url":"https://github.com/yukoba","followers_url":"https://api.github.com/users/yukoba/followers","following_url":"https://api.github.com/users/yukoba/following{/other_user}","gists_url":"https://api.github.com/users/yukoba/gists{/gist_id}","starred_url":"https://api.github.com/users/yukoba/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/yukoba/subscriptions","organizations_url":"https://api.github.com/users/yukoba/orgs","repos_url":"https://api.github.com/users/yukoba/repos","events_url":"https://api.github.com/users/yukoba/events{/privacy}","received_events_url":"https://api.github.com/users/yukoba/received_events","type":"User","site_admin":false},"created_at":"2016-06-12T16:25:18Z","updated_at":"2016-06-12T16:25:18Z","body":"> Also, the gradient your function return shouldn't be a tuple.\r\n\r\nhttp://docs.scipy.org/doc/numpy-1.11.0/reference/generated/numpy.frexp.html\r\nfrexp returns two values. mantissa and exponent.\r\nThere are two grads.\r\nHow should I return both gradients?"}}
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