// Numbas version: exam_results_page_options
{"name": "Use Numbas.matrixmath in a javascript function", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"showQuestionGroupNames": false, "variablesTest": {"maxRuns": 100, "condition": ""}, "variables": {"m": {"description": "", "templateType": "anything", "group": "Ungrouped variables", "name": "m", "definition": "mul()"}}, "parts": [], "variable_groups": [], "ungrouped_variables": ["m"], "name": "Use Numbas.matrixmath in a javascript function", "rulesets": {}, "metadata": {"description": "<p>Demo question showing how to use the matrix maths&nbsp;functions in JavaScript.</p>", "licence": "Creative Commons Attribution 4.0 International", "notes": ""}, "tags": ["demo"], "type": "question", "preamble": {"js": "", "css": ""}, "functions": {"mul": {"type": "matrix", "parameters": [], "language": "javascript", "definition": "var a = [[0,1],[1,0]];\na.rows = 2;\na.columns = 2;\n\nvar b = [[1],[2]];\nb.rows = 2;\nb.columns = 1;\n\nreturn new Numbas.jme.types.matrix(Numbas.matrixmath.mul(a,b));"}}, "advice": "", "question_groups": [{"pickingStrategy": "all-ordered", "questions": [], "name": "", "pickQuestions": 0}], "statement": "<p>{mul()}</p>", "contributors": [{"name": "Christian Lawson-Perfect", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/7/"}]}]}], "contributors": [{"name": "Christian Lawson-Perfect", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/7/"}]}