{"action":"created","issue":{"url":"https://api.github.com/repos/OpenMath/OM3/issues/62","repository_url":"https://api.github.com/repos/OpenMath/OM3","labels_url":"https://api.github.com/repos/OpenMath/OM3/issues/62/labels{/name}","comments_url":"https://api.github.com/repos/OpenMath/OM3/issues/62/comments","events_url":"https://api.github.com/repos/OpenMath/OM3/issues/62/events","html_url":"https://github.com/OpenMath/OM3/issues/62","id":164095417,"number":62,"title":"CD multiset1","user":{"login":"jbs1","id":6561806,"avatar_url":"https://avatars.githubusercontent.com/u/6561806?v=3","gravatar_id":"","url":"https://api.github.com/users/jbs1","html_url":"https://github.com/jbs1","followers_url":"https://api.github.com/users/jbs1/followers","following_url":"https://api.github.com/users/jbs1/following{/other_user}","gists_url":"https://api.github.com/users/jbs1/gists{/gist_id}","starred_url":"https://api.github.com/users/jbs1/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jbs1/subscriptions","organizations_url":"https://api.github.com/users/jbs1/orgs","repos_url":"https://api.github.com/users/jbs1/repos","events_url":"https://api.github.com/users/jbs1/events{/privacy}","received_events_url":"https://api.github.com/users/jbs1/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":{"login":"jbs1","id":6561806,"avatar_url":"https://avatars.githubusercontent.com/u/6561806?v=3","gravatar_id":"","url":"https://api.github.com/users/jbs1","html_url":"https://github.com/jbs1","followers_url":"https://api.github.com/users/jbs1/followers","following_url":"https://api.github.com/users/jbs1/following{/other_user}","gists_url":"https://api.github.com/users/jbs1/gists{/gist_id}","starred_url":"https://api.github.com/users/jbs1/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jbs1/subscriptions","organizations_url":"https://api.github.com/users/jbs1/orgs","repos_url":"https://api.github.com/users/jbs1/repos","events_url":"https://api.github.com/users/jbs1/events{/privacy}","received_events_url":"https://api.github.com/users/jbs1/received_events","type":"User","site_admin":false},"assignees":[{"login":"jbs1","id":6561806,"avatar_url":"https://avatars.githubusercontent.com/u/6561806?v=3","gravatar_id":"","url":"https://api.github.com/users/jbs1","html_url":"https://github.com/jbs1","followers_url":"https://api.github.com/users/jbs1/followers","following_url":"https://api.github.com/users/jbs1/following{/other_user}","gists_url":"https://api.github.com/users/jbs1/gists{/gist_id}","starred_url":"https://api.github.com/users/jbs1/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jbs1/subscriptions","organizations_url":"https://api.github.com/users/jbs1/orgs","repos_url":"https://api.github.com/users/jbs1/repos","events_url":"https://api.github.com/users/jbs1/events{/privacy}","received_events_url":"https://api.github.com/users/jbs1/received_events","type":"User","site_admin":false}],"milestone":null,"comments":2,"created_at":"2016-07-06T14:53:07Z","updated_at":"2016-07-06T14:53:09Z","closed_at":"2016-07-06T14:53:09Z","body":"_migrated from Trac, where originally posted by **jauecker** on 3-Sep-2008 7:42pm_\n\n*Chris:*\n\n\nAre 'multisets' in K-14 (for maths,not CS).\n\nWhy do we use set functions here and not multiset functions?\n\nDoes the colection of 'elements of a multiset' form a set?\n\nDoes 'element of a multiset' mean anything (recall that set membership\nis atomic so does not need a definition, but multiset membership does)?\n\nelements construct   ???\n\nPlease can I define my multiset by a function from a (base) set to N ?\nThen I can answer all these questions for myself using the 'base set\nof the mulstiset'.\n\nA very basic operation on multisets is to construct this base set and\nhence the value of this number on 'an element of the multiset',\nsoetimes called the 'multiplicity funtion'.\n\nThe empty multiset is identical to the empty set (I think:-)."},"comment":{"url":"https://api.github.com/repos/OpenMath/OM3/issues/comments/230797060","html_url":"https://github.com/OpenMath/OM3/issues/62#issuecomment-230797060","issue_url":"https://api.github.com/repos/OpenMath/OM3/issues/62","id":230797060,"user":{"login":"jbs1","id":6561806,"avatar_url":"https://avatars.githubusercontent.com/u/6561806?v=3","gravatar_id":"","url":"https://api.github.com/users/jbs1","html_url":"https://github.com/jbs1","followers_url":"https://api.github.com/users/jbs1/followers","following_url":"https://api.github.com/users/jbs1/following{/other_user}","gists_url":"https://api.github.com/users/jbs1/gists{/gist_id}","starred_url":"https://api.github.com/users/jbs1/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jbs1/subscriptions","organizations_url":"https://api.github.com/users/jbs1/orgs","repos_url":"https://api.github.com/users/jbs1/repos","events_url":"https://api.github.com/users/jbs1/events{/privacy}","received_events_url":"https://api.github.com/users/jbs1/received_events","type":"User","site_admin":false},"created_at":"2016-07-06T14:53:08Z","updated_at":"2016-07-06T14:53:08Z","body":"_migrated from Trac, where originally posted by **jauecker** on 12-Sep-2008 2:19pm_\n\nChris:\n\n>>Are 'multisets' in K-14 (for maths,not CS)?\n\n>yes except I think I called them \"bags\" when I was at school.\n\nOh, yes; with black gobstoppers and pink gobstoppers: I recall it now. [Technically not from school as I am ancient enough that probability and sets and such funny modern ideas were considered far too difficult for K-12 back then.]\n\n>>The empty multiset is identical to the empty set (I think:-).\n\n>next you'll be telling me that zero in the integers is the same as zero in the real numbers:-)\n\nDon't get me started ...:-)"}}
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