{"id":"5c819e29318404000d435c44","name":"Discrete Mathematics: an Open Introduction","summary":"Edfinity is supported by the National Science Foundation","description":"\u003cp dir=\"ltr\" style=\"\"\u003eThis is an online homework companion to \u003cstrong\u003eDiscrete Mathematics: an Open Introduction\u003c/strong\u003e by Oscar Levin. It comprises hundreds of algorithmic problems carefully organized into problem sets mapped to textbook sections. Use this course as-is, or customize at any level. You can mix-and-match problems from other catalog courses, add problems from the Edfinity problem repository, or write your own.\u003c/p\u003e\u003cp dir=\"ltr\" style=\"\"\u003e\u003cstrong style=\"\"\u003eHow to use this course\u003c/strong\u003e\u003c/p\u003e\u003col style=\"\"\u003e\u003cli dir=\"ltr\" style=\"\"\u003e\u003cstrong style=\"\"\u003eHomework\u003c/strong\u003e\u003cstrong style=\"\"\u003e:\u003c/strong\u003e Assign high quality problems with hints and personalized feedback to develop problem-solving skills.\u003c/li\u003e\u003cli dir=\"ltr\" style=\"\"\u003e\u003cstrong style=\"\"\u003eTesting\u003c/strong\u003e\u003cstrong style=\"\"\u003e:\u003c/strong\u003e Create summative secure online quizzes and tests in minutes.\u0026nbsp;\u003c/li\u003e\u003cli dir=\"ltr\" style=\"\"\u003e\u003cstrong style=\"\"\u003eSupplementary resources:\u003c/strong\u003e Embed videos, class notes, and applets alongside assignments.\u003c/li\u003e\u003cli dir=\"ltr\" style=\"\"\u003e\u003cstrong style=\"\"\u003eIntervention:\u003c/strong\u003e Use rich analytics to identify and monitor at-risk students for timely intervention.\u003c/li\u003e\u003cli dir=\"ltr\" style=\"\"\u003e\u003cstrong style=\"\"\u003eAnalytics:\u003c/strong\u003e Drill down into student performance and identify problematic or difficult topics.\u003c/li\u003e\u003cli dir=\"ltr\" style=\"\"\u003e\u003cstrong style=\"\"\u003eFlipped classroom:\u003c/strong\u003e Assign pre-class assignments. Save precious class time for discussions.\u003c/li\u003e\u003cli dir=\"ltr\" style=\"\"\u003e\u003cstrong style=\"\"\u003eEmporium classes:\u003c/strong\u003e Use Edfinity for individual/group work for large enrollment sections in labs.\u003c/li\u003e\u003c/ol\u003e\u003cp style=\"\"\u003eEdfinity is a full-featured homework system that supports mathematically-aware problems with algebraic input, evaluation of mathematical expressions, randomized variants, prerequisite pathways for personalized learning, collaboration, coordinated courses, flexible configuration of students\u0026rsquo; experience, and complete customization of assignments. Edfinity is WeBWorK-compatible - existing WeBWorK courses can be automatically imported, and you can author new WeBWorK problems using our problem authoring tool.\u003c/p\u003e","description_more":"","price":29.0,"sort_order":0,"active":true,"individual_license":false,"section_id":"5d432d05dac6813f4b14c52d","permissive_license":false,"type":"course","year":null,"section_license":true,"taxable":false,"purchasable":true,"related_product_ids":[],"paired_product_id":null,"min_quantity":null,"max_quantity":null,"audience":"educator_audience","site_ids":["55843bd46435650003000000"],"package_price":null,"show_toc":true,"author_roles":[],"author_role_title":"Authors","institution":null,"tags_array":["math","oer","discrete_math"],"hidden_tags":[],"meta_description":null,"term_pricing":true,"curricula":null,"curricula_course":null,"highlights":"\u003cdiv class=\"mb-3\"\u003e\u003ci class=\"fa fa-subscript fa-fw mr-2\"\u003e\u003c/i\u003e \u003cstrong\u003eInteractive, algorithmic 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propositions')\n## Level()\n## KEYWORDS()\n## TitleText1('Discrete Mathematics: an Open Introduction')\n## EditionText1('3')\n## AuthorText1('Oscar Levin')\n## Section1(0.2)\n## Problem1(1)\n## Author('Oscar Levin')\n## Institution('University of Northern Colorado')\n## Language(en-US)\n\nDOCUMENT();\n\n####################\n# Load Macros\n####################\nloadMacros(\n  \"PGstandard.pl\",\n  \"PGchoicemacros.pl\",\n);\n\n####################\n# Header\n####################\nCOMMENT('Randomized');\nTEXT(beginproblem());\n\n####################\n# PG Setup\n####################\n# Create and use pop up lists \n$tf = new_pop_up_select_list();\n# Specify choices presented to students\n$tf -\u003e ra_pop_up_list([No_answer =\u003e \"?\", \n    \"atomic\" =\u003e \"atomic statement\", \n    \"molecular\" =\u003e \"molecular statement\",\n    \"none\" =\u003e \"not a statement\"] );\n\n# Questions and answers\n$seed = random(1,9);\n\nif ( $seed == 1  ) {\n    $tf -\u003e qa(\n        \"Eat your vegetables!\", \"none\",\n        \"Sally ate her vegetables.\", \"atomic\",\n        \"Sally ate her vegetables and got a cookie.\", \"molecular\",\n    );\n} elsif ( $seed == 2 ){\n    $tf -\u003e qa(\n        \"Would you like fries with that?\", \"none\",\n        \"The meal comes with fries\", \"atomic\",\n        \"If you order the burger, you also get fries.\", \"molecular\",\n    );\n} elsif ( $seed == 3 ){\n    $tf -\u003e qa(\n        \"Watch out!\", \"none\",\n        \"There is a scary clown behind you.\", \"atomic\",\n        \"There is a scary clown behind you and he is juggling.\", \"molecular\",\n    );\n} elsif ( $seed == 4 ){\n    $tf -\u003e qa(\n        \"Who doesn't love bow ties?\", \"none\",\n        \"Everyone loves bow ties.\", \"atomic\",\n        \"Everyone loves bow ties and everyone loves bow tie pasta.\", \"molecular\",\n    );\n} elsif ( $seed == 5 ){\n    $tf -\u003e qa(\n        \"Can you hear me now?\", \"none\",\n        \"You are breaking up.\", \"atomic\",\n        \"If we get disconnected, you can always text me.\", \"molecular\",\n    );\n} elsif ( $seed == 6 ){\n    $tf -\u003e qa(\n        \"Closing time!\", \"none\",\n        \"Every new beginning comes from some other beginning's end.\", \"atomic\",\n        \"You don't have to go home but you can't stay here.\", \"molecular\",\n    );\n} elsif ( $seed == 7 ){\n    $tf -\u003e qa(\n        \"Learn to swim.\", \"none\",\n        # \"Fret for your figure and fret for your latte.\", \"none\",\n        \"Mom's coming 'round to put it back the way it ought to be.\", \"atomic\",\n        \"Some say the end is near and some say we'll see Armageddon soon.\", \"molecular\",\n    );\n} elsif ( $seed == 8 ){\n    $tf -\u003e qa(\n        \"Let's rock!\", \"none\",\n        \"It was a rock lobster.\", \"atomic\",\n        \"We were at a party and his ear lobe fell in the deep.\", \"molecular\",\n    );\n} elsif ( $seed == 9 ){\n    $tf -\u003e qa(\n        \"Don't tell me you're too blind to see.\", \"none\",\n        \"I'm never gonna give you up.\", \"atomic\",\n        \"You know the rules and so do I.\", \"molecular\",\n    );\n} else {\n        $tf -\u003e qa(\n        \"Run, run, and fast as you can.\", \"none\",\n        \"You can't catch me.\", \"atomic\",\n        \"I ran from the baker and his wife too.\", \"molecular\",\n    );\n};\n\n# randomily select some number of items\n$tf -\u003e choose(3);\n\n\n####################\n# Body\n####################\nBEGIN_TEXT\nFor each sentence below, decide whether it is an atomic statement, a molecular statement, or not a statement at all.\n\n$BR\n\\{ $tf -\u003e print_q \\}\n\nEND_TEXT\n\nANS(str_cmp( $tf-\u003era_correct_ans )   ) ;\n\n####################\n# End Problem\n####################\nENDDOCUMENT();\n","use_equation_editor":null,"webwork_features":[],"part_attributes":[{"id":"5d3532d032792c000e6659c9","part_id":"5c8f90dfcbb9ea00047d576b","description":null,"points":1.0,"automatic_manual_credit":true,"answer":"molecular","format":"ws","answer_name":"AnSwEr0001","extra":false,"applet_state":false,"multipart":true,"manually_gradable":false,"answer_text":"molecular"},{"id":"5d3532d032792c000e6659ca","part_id":"5c8f90dfcbb9ea00047d576c","description":null,"points":1.0,"automatic_manual_credit":true,"answer":"none","format":"ws","answer_name":"AnSwEr0002","extra":false,"applet_state":false,"multipart":true,"manually_gradable":false,"answer_text":"none"},{"id":"5d3532d032792c000e6659cb","part_id":"5c8f90dfcbb9ea00047d576d","description":null,"points":1.0,"automatic_manual_credit":true,"answer":"atomic","format":"ws","answer_name":"AnSwEr0003","extra":false,"applet_state":false,"multipart":true,"manually_gradable":false,"answer_text":"atomic"}],"interactive_html":"\u003cp\u003e\nFor each sentence below, decide whether it is an atomic statement, a molecular statement, or not a statement at all.\n\n\u003cbr\u003e\n\n\u003c/p\u003e\n\u003cp\u003e\u003cselect name=\"AnSwEr0001\" id=\"AnSwEr0001\" size=\"1\" class=\"base-select\"\u003e \n\u003coption value=\"No_answer\"\u003e ?  \u003c/option\u003e\n\u003coption value=\"atomic\"\u003e atomic statement  \u003c/option\u003e\n\u003coption value=\"molecular\"\u003e molecular statement  \u003c/option\u003e\n\u003coption value=\"none\"\u003e not a statement  \u003c/option\u003e\n \u003c/select\u003e\n \u003cb\u003e1.\u003c/b\u003e Sally ate her vegetables and got a cookie.\n\u003c/p\u003e\n\u003cp\u003e\u003cselect name=\"AnSwEr0002\" id=\"AnSwEr0002\" size=\"1\" class=\"base-select\"\u003e \n\u003coption value=\"No_answer\"\u003e ?  \u003c/option\u003e\n\u003coption value=\"atomic\"\u003e atomic statement  \u003c/option\u003e\n\u003coption value=\"molecular\"\u003e molecular statement  \u003c/option\u003e\n\u003coption value=\"none\"\u003e not a statement  \u003c/option\u003e\n \u003c/select\u003e\n \u003cb\u003e2.\u003c/b\u003e Eat your vegetables!\n\u003c/p\u003e\n\u003cp\u003e\u003cselect name=\"AnSwEr0003\" id=\"AnSwEr0003\" size=\"1\" class=\"base-select\"\u003e \n\u003coption value=\"No_answer\"\u003e ?  \u003c/option\u003e\n\u003coption value=\"atomic\"\u003e atomic statement  \u003c/option\u003e\n\u003coption value=\"molecular\"\u003e molecular statement  \u003c/option\u003e\n\u003coption value=\"none\"\u003e not a statement  \u003c/option\u003e\n \u003c/select\u003e\n \u003cb\u003e3.\u003c/b\u003e Sally ate her vegetables.\u003cbr\u003e\n\n\n\n\u003c/p\u003e","static_html":"\u003cp\u003e\nFor each sentence below, decide whether it is an atomic statement, a molecular statement, or not a statement at all.\n\n\u003cbr\u003e\n\n\u003c/p\u003e\n\u003cp\u003e\u003cselect class=\"pg-select\" name=\"AnSwEr0001\" id=\"AnSwEr0001\" size=\"1\"\u003e \n\u003coption value=\"No_answer\"\u003e ?  \u003c/option\u003e\n\u003coption value=\"atomic\"\u003e atomic statement  \u003c/option\u003e\n\u003coption value=\"molecular\"\u003e molecular statement  \u003c/option\u003e\n\u003coption value=\"none\"\u003e not a statement  \u003c/option\u003e\n \u003c/select\u003e\n \u003cb\u003e1.\u003c/b\u003e Sally ate her vegetables and got a cookie.\n\u003c/p\u003e\n\u003cp\u003e\u003cselect class=\"pg-select\" name=\"AnSwEr0002\" id=\"AnSwEr0002\" size=\"1\"\u003e \n\u003coption value=\"No_answer\"\u003e ?  \u003c/option\u003e\n\u003coption value=\"atomic\"\u003e atomic statement  \u003c/option\u003e\n\u003coption value=\"molecular\"\u003e molecular statement  \u003c/option\u003e\n\u003coption value=\"none\"\u003e not a statement  \u003c/option\u003e\n \u003c/select\u003e\n \u003cb\u003e2.\u003c/b\u003e Eat your vegetables!\n\u003c/p\u003e\n\u003cp\u003e\u003cselect class=\"pg-select\" name=\"AnSwEr0003\" id=\"AnSwEr0003\" size=\"1\"\u003e \n\u003coption value=\"No_answer\"\u003e ?  \u003c/option\u003e\n\u003coption value=\"atomic\"\u003e atomic statement  \u003c/option\u003e\n\u003coption value=\"molecular\"\u003e molecular statement  \u003c/option\u003e\n\u003coption value=\"none\"\u003e not a statement  \u003c/option\u003e\n \u003c/select\u003e\n \u003cb\u003e3.\u003c/b\u003e Sally ate her vegetables.\u003cbr\u003e\n\n\n\n\u003c/p\u003e","header_text":{"css":[],"js":[],"inlinejs":[]}}],"numeric_tolerance":null,"partial_credit":null,"max_attempts":null,"allow_practice":null,"instructional":false,"sketchable":true,"print_num_spacing_lines":3,"print_page_break":false,"readonly":{"created_at":"2024-01-23T17:07:05.881Z","updated_at":"2024-01-23T17:07:05.881Z","version":3,"user_id":"58ecdcd48ccf1800120c8ac3","name":"Algorithmic 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PIE"},{"id":"5d432d12dac6813f4b14c60e","name":"Chapter 1 Review"},{"id":"5d432d15dac6813f4b14c6a7","name":"2.1 Describing Sequences"},{"id":"5d432d15dac6813f4b14c6a8","name":"2.2 Arithmetic and Geometric Sequences"},{"id":"5d432d16dac6813f4b14c705","name":"2.3 Polynomial Fitting"},{"id":"5d432d17dac6813f4b14c740","name":"2.4 Solving Recurrence Relations"},{"id":"62ff9724f0e29c004926782f","name":"2.5 Induction"},{"id":"5d432d18dac6813f4b14c766","name":"Chapter 2 Review"},{"id":"5d432d19dac6813f4b14c769","name":"3.1 Propositional Logic"},{"id":"5f1c293d3e37992c263dc927","name":"3.2 Proofs"},{"id":"5d432d1bdac6813f4b14c772","name":"Chapter 3 Review"},{"id":"5e1e7bd32f6e4029b2247856","name":"4.1 Graph Theory Definitions"},{"id":"5e1e7c072f6e4029b2247869","name":"4.2 Trees"},{"id":"5e4b1b77f7c74c004dfc4c62","name":"4.3 Planar Graphs"},{"id":"5e2dfbaa8544320c6300ec69","name":"4.4 Coloring Graphs"},{"id":"5e1e7c1ea5b25728f9470a92","name":"4.5 Euler Paths and 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