{"action":"created","issue":{"url":"https://api.github.com/repos/sympy/sympy/issues/11638","repository_url":"https://api.github.com/repos/sympy/sympy","labels_url":"https://api.github.com/repos/sympy/sympy/issues/11638/labels{/name}","comments_url":"https://api.github.com/repos/sympy/sympy/issues/11638/comments","events_url":"https://api.github.com/repos/sympy/sympy/issues/11638/events","html_url":"https://github.com/sympy/sympy/issues/11638","id":178168500,"number":11638,"title":"How does the Reduce Row Echelon Form work with Sympy?","user":{"login":"Anabstudent","id":633109,"avatar_url":"https://avatars0.githubusercontent.com/u/633109?v=3","gravatar_id":"","url":"https://api.github.com/users/Anabstudent","html_url":"https://github.com/Anabstudent","followers_url":"https://api.github.com/users/Anabstudent/followers","following_url":"https://api.github.com/users/Anabstudent/following{/other_user}","gists_url":"https://api.github.com/users/Anabstudent/gists{/gist_id}","starred_url":"https://api.github.com/users/Anabstudent/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Anabstudent/subscriptions","organizations_url":"https://api.github.com/users/Anabstudent/orgs","repos_url":"https://api.github.com/users/Anabstudent/repos","events_url":"https://api.github.com/users/Anabstudent/events{/privacy}","received_events_url":"https://api.github.com/users/Anabstudent/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":1,"created_at":"2016-09-20T20:13:54Z","updated_at":"2017-05-13T21:22:05Z","closed_at":null,"body":"So I am trying to make a program that can do a RREF algorithm to a matrix. Here is the code I have thus far:\n\n```\nimport math\nimport numpy as SHIT\nimport sympy as GARBAGE\nfrom sympy import *\nfrom sympy import Matrix\n```\n\n```\nalpha = eval(input(\"How many rows? \"))\nbeta = eval(input(\"How many columns? \"))\n```\n\n```\ndef make_matrix(alpha,beta):\n    matrix_thing = SHIT.random.randint(0,50,(alpha,beta))\n    return(matrix_thing)\nprint(make_matrix(alpha,beta))\n```\n\n```\nmatrix_thing = make_matrix(alpha,beta)\nRREF_Matrix = matrix_thing.rref()\n```\n\nThe final line I am returned \"AttributeError: 'numpy.ndarray' object has no attribute 'rref'\" which does not make sense to me and was hoping I could get clarified for me today.\n"},"comment":{"url":"https://api.github.com/repos/sympy/sympy/issues/comments/301275630","html_url":"https://github.com/sympy/sympy/issues/11638#issuecomment-301275630","issue_url":"https://api.github.com/repos/sympy/sympy/issues/11638","id":301275630,"user":{"login":"siefkenj","id":839083,"avatar_url":"https://avatars3.githubusercontent.com/u/839083?v=3","gravatar_id":"","url":"https://api.github.com/users/siefkenj","html_url":"https://github.com/siefkenj","followers_url":"https://api.github.com/users/siefkenj/followers","following_url":"https://api.github.com/users/siefkenj/following{/other_user}","gists_url":"https://api.github.com/users/siefkenj/gists{/gist_id}","starred_url":"https://api.github.com/users/siefkenj/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/siefkenj/subscriptions","organizations_url":"https://api.github.com/users/siefkenj/orgs","repos_url":"https://api.github.com/users/siefkenj/repos","events_url":"https://api.github.com/users/siefkenj/events{/privacy}","received_events_url":"https://api.github.com/users/siefkenj/received_events","type":"User","site_admin":false},"created_at":"2017-05-13T21:22:05Z","updated_at":"2017-05-13T21:22:05Z","body":"I think this bug should be closed."}}
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