{"group":{"id":1,"name":"Community","lockable":false,"created_at":"2012-01-18T18:02:15.000Z","updated_at":"2026-04-06T14:01:22.000Z","description":"Problems submitted by members of the MATLAB Central community.","is_default":true,"created_by":161519,"badge_id":null,"featured":false,"trending":false,"solution_count_in_trending_period":0,"trending_last_calculated":"2026-04-06T00:00:00.000Z","image_id":null,"published":true,"community_created":false,"status_id":2,"is_default_group_for_player":false,"deleted_by":null,"deleted_at":null,"restored_by":null,"restored_at":null,"description_opc":null,"description_html":null,"published_at":null},"problems":[{"id":43753,"title":"Laguerre Polynomials","description":"Create a square lower diagonal matrix containing the first n Laguerre Polynomial coefficients. For n=6, the Laguerre Matrix is:\r\n\r\n  1\t0\t0\t0\t0\t0\t0\r\n  1\t1\t0\t0\t0\t0\t0\r\n  2\t4\t1\t0\t0\t0\t0\r\n  6\t18\t9\t1\t0\t0\t0\r\n  24\t96\t72\t16\t1\t0\t0\r\n  120\t600\t600\t200\t25\t1\t0\r\n  720\t4320\t5400\t2400\t450\t36\t1\r\n\r\nSee \u003chttps://en.wikipedia.org/wiki/Laguerre_polynomials Laguerre Polynomials\u003e for more information.","description_html":"\u003cp\u003eCreate a square lower diagonal matrix containing the first n Laguerre Polynomial coefficients. For n=6, the Laguerre Matrix is:\u003c/p\u003e\u003cpre class=\"language-matlab\"\u003e1\t0\t0\t0\t0\t0\t0\r\n1\t1\t0\t0\t0\t0\t0\r\n2\t4\t1\t0\t0\t0\t0\r\n6\t18\t9\t1\t0\t0\t0\r\n24\t96\t72\t16\t1\t0\t0\r\n120\t600\t600\t200\t25\t1\t0\r\n720\t4320\t5400\t2400\t450\t36\t1\r\n\u003c/pre\u003e\u003cp\u003eSee \u003ca href = \"https://en.wikipedia.org/wiki/Laguerre_polynomials\"\u003eLaguerre Polynomials\u003c/a\u003e for more information.\u003c/p\u003e","function_template":"function y = laguerre(n)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 6;\r\ny_correct = [1,0,0,0,0,0,0;1,1,0,0,0,0,0;2,4,1,0,0,0,0;6,18,9,1,0,0,0;24,96,72,16,1,0,0;120,600,600,200,25,1,0;720,4320,5400,2400,450,36,1];\r\nassert(isequal(laguerre(x),y_correct))\r\n%%\r\nx = 1;\r\ny_correct = [1,0;1,1];\r\nassert(isequal(laguerre(x),y_correct))\r\n%%\r\nx = 3;\r\ny_correct = [1,0,0,0;1,1,0,0;2,4,1,0;6,18,9,1];\r\nassert(isequal(laguerre(x),y_correct))\r\n%%\r\nx = 10;\r\ny_correct = [1,0,0,0,0,0,0,0,0,0,0;1,1,0,0,0,0,0,0,0,0,0;2,4,1,0,0,0,0,0,0,0,0;6,18,9,1,0,0,0,0,0,0,0;24,96,72,16,1,0,0,0,0,0,0;120,600,600,200,25,1,0,0,0,0,0;720,4320,5400,2400,450,36,1,0,0,0,0;5040,35280,52920,29400,7350,882,49,1,0,0,0;40320,322560,564480,376320,117600,18816,1568,64,1,0,0;362880,3265920,6531840,5080320,1905120,381024,42336,2592,81,1,0;3628800,36288000,81648000,72576000,31752000,7620480,1058400,86400,4050,100,1];\r\nassert(isequal(laguerre(x),y_correct))","published":true,"deleted":false,"likes_count":1,"comments_count":1,"created_by":93456,"edited_by":223089,"edited_at":"2022-09-02T13:57:46.000Z","deleted_by":null,"deleted_at":null,"solvers_count":25,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2016-12-07T22:24:15.000Z","updated_at":"2026-01-02T17:37:55.000Z","published_at":"2016-12-07T22:24:15.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"targetMode\":\"\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\\n\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCreate a square lower diagonal matrix containing the first n Laguerre Polynomial coefficients. For n=6, the Laguerre Matrix is:\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"code\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e\u003c![CDATA[1  0  0  0  0  0  0\\n1  1  0  0  0  0  0\\n2  4  1  0  0  0  0\\n6  18  9  1  0  0  0\\n24  96  72  16  1  0  0\\n120  600  600  200  25  1  0\\n720  4320  5400  2400  450  36  1]]\u003e\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eSee\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:hyperlink w:docLocation=\\\"https://en.wikipedia.org/wiki/Laguerre_polynomials\\\"\u003e\u003cw:r\u003e\u003cw:t\u003eLaguerre Polynomials\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:hyperlink\u003e\u003cw:r\u003e\u003cw:t\u003e for more information.\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003c/w:body\u003e\u003c/w:document\u003e\"},{\"partUri\":\"/matlab/output.xml\",\"contentType\":\"text/xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\" standalone=\\\"no\\\" ?\u003e\u003cembeddedOutputs\u003e\u003cmetaData\u003e\u003cevaluationState\u003emanual\u003c/evaluationState\u003e\u003clayoutState\u003ecode\u003c/layoutState\u003e\u003coutputStatus\u003eready\u003c/outputStatus\u003e\u003c/metaData\u003e\u003coutputArray type=\\\"array\\\"/\u003e\u003cregionArray type=\\\"array\\\"/\u003e\u003c/embeddedOutputs\u003e\"}]}"}],"problem_search":{"errors":[],"problems":[{"id":43753,"title":"Laguerre Polynomials","description":"Create a square lower diagonal matrix containing the first n Laguerre Polynomial coefficients. For n=6, the Laguerre Matrix is:\r\n\r\n  1\t0\t0\t0\t0\t0\t0\r\n  1\t1\t0\t0\t0\t0\t0\r\n  2\t4\t1\t0\t0\t0\t0\r\n  6\t18\t9\t1\t0\t0\t0\r\n  24\t96\t72\t16\t1\t0\t0\r\n  120\t600\t600\t200\t25\t1\t0\r\n  720\t4320\t5400\t2400\t450\t36\t1\r\n\r\nSee \u003chttps://en.wikipedia.org/wiki/Laguerre_polynomials Laguerre Polynomials\u003e for more information.","description_html":"\u003cp\u003eCreate a square lower diagonal matrix containing the first n Laguerre Polynomial coefficients. For n=6, the Laguerre Matrix is:\u003c/p\u003e\u003cpre class=\"language-matlab\"\u003e1\t0\t0\t0\t0\t0\t0\r\n1\t1\t0\t0\t0\t0\t0\r\n2\t4\t1\t0\t0\t0\t0\r\n6\t18\t9\t1\t0\t0\t0\r\n24\t96\t72\t16\t1\t0\t0\r\n120\t600\t600\t200\t25\t1\t0\r\n720\t4320\t5400\t2400\t450\t36\t1\r\n\u003c/pre\u003e\u003cp\u003eSee \u003ca href = \"https://en.wikipedia.org/wiki/Laguerre_polynomials\"\u003eLaguerre Polynomials\u003c/a\u003e for more information.\u003c/p\u003e","function_template":"function y = laguerre(n)\r\n  y = x;\r\nend","test_suite":"%%\r\nx = 6;\r\ny_correct = [1,0,0,0,0,0,0;1,1,0,0,0,0,0;2,4,1,0,0,0,0;6,18,9,1,0,0,0;24,96,72,16,1,0,0;120,600,600,200,25,1,0;720,4320,5400,2400,450,36,1];\r\nassert(isequal(laguerre(x),y_correct))\r\n%%\r\nx = 1;\r\ny_correct = [1,0;1,1];\r\nassert(isequal(laguerre(x),y_correct))\r\n%%\r\nx = 3;\r\ny_correct = [1,0,0,0;1,1,0,0;2,4,1,0;6,18,9,1];\r\nassert(isequal(laguerre(x),y_correct))\r\n%%\r\nx = 10;\r\ny_correct = [1,0,0,0,0,0,0,0,0,0,0;1,1,0,0,0,0,0,0,0,0,0;2,4,1,0,0,0,0,0,0,0,0;6,18,9,1,0,0,0,0,0,0,0;24,96,72,16,1,0,0,0,0,0,0;120,600,600,200,25,1,0,0,0,0,0;720,4320,5400,2400,450,36,1,0,0,0,0;5040,35280,52920,29400,7350,882,49,1,0,0,0;40320,322560,564480,376320,117600,18816,1568,64,1,0,0;362880,3265920,6531840,5080320,1905120,381024,42336,2592,81,1,0;3628800,36288000,81648000,72576000,31752000,7620480,1058400,86400,4050,100,1];\r\nassert(isequal(laguerre(x),y_correct))","published":true,"deleted":false,"likes_count":1,"comments_count":1,"created_by":93456,"edited_by":223089,"edited_at":"2022-09-02T13:57:46.000Z","deleted_by":null,"deleted_at":null,"solvers_count":25,"test_suite_updated_at":null,"rescore_all_solutions":false,"group_id":1,"created_at":"2016-12-07T22:24:15.000Z","updated_at":"2026-01-02T17:37:55.000Z","published_at":"2016-12-07T22:24:15.000Z","restored_at":null,"restored_by":null,"spam":null,"simulink":false,"admin_reviewed":false,"description_opc":"{\"relationships\":[{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/document\",\"targetMode\":\"\",\"relationshipId\":\"rId1\",\"target\":\"/matlab/document.xml\"},{\"relationshipType\":\"http://schemas.mathworks.com/matlab/code/2013/relationships/output\",\"targetMode\":\"\",\"relationshipId\":\"rId2\",\"target\":\"/matlab/output.xml\"}],\"parts\":[{\"partUri\":\"/matlab/document.xml\",\"relationship\":[],\"contentType\":\"application/vnd.mathworks.matlab.code.document+xml\",\"content\":\"\u003c?xml version=\\\"1.0\\\" encoding=\\\"UTF-8\\\"?\u003e\\n\u003cw:document xmlns:w=\\\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\\\"\u003e\u003cw:body\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eCreate a square lower diagonal matrix containing the first n Laguerre Polynomial coefficients. For n=6, the Laguerre Matrix is:\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"code\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003e\u003c![CDATA[1  0  0  0  0  0  0\\n1  1  0  0  0  0  0\\n2  4  1  0  0  0  0\\n6  18  9  1  0  0  0\\n24  96  72  16  1  0  0\\n120  600  600  200  25  1  0\\n720  4320  5400  2400  450  36  1]]\u003e\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:p\u003e\u003cw:p\u003e\u003cw:pPr\u003e\u003cw:pStyle w:val=\\\"text\\\"/\u003e\u003c/w:pPr\u003e\u003cw:r\u003e\u003cw:t\u003eSee\u003c/w:t\u003e\u003c/w:r\u003e\u003cw:r\u003e\u003cw:t\u003e \u003c/w:t\u003e\u003c/w:r\u003e\u003cw:hyperlink w:docLocation=\\\"https://en.wikipedia.org/wiki/Laguerre_polynomials\\\"\u003e\u003cw:r\u003e\u003cw:t\u003eLaguerre Polynomials\u003c/w:t\u003e\u003c/w:r\u003e\u003c/w:hyperlink\u003e\u003cw:r\u003e\u003cw:t\u003e for more 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