{"type":"standard","title":"Sheffer stroke","displaytitle":"Sheffer stroke","namespace":{"id":0,"text":""},"wikibase_item":"Q3874243","titles":{"canonical":"Sheffer_stroke","normalized":"Sheffer stroke","display":"Sheffer stroke"},"pageid":29388,"thumbnail":{"source":"https://upload.wikimedia.org/wikipedia/commons/thumb/c/cb/Venn1110.svg/330px-Venn1110.svg.png","width":320,"height":233},"originalimage":{"source":"https://upload.wikimedia.org/wikipedia/commons/thumb/c/cb/Venn1110.svg/384px-Venn1110.svg.png","width":384,"height":280},"lang":"en","dir":"ltr","revision":"1288248757","tid":"efdb02d8-2688-11f0-9171-106f8bd61dbc","timestamp":"2025-05-01T12:36:43Z","description":"Logical operation","description_source":"local","content_urls":{"desktop":{"page":"https://en.wikipedia.org/wiki/Sheffer_stroke","revisions":"https://en.wikipedia.org/wiki/Sheffer_stroke?action=history","edit":"https://en.wikipedia.org/wiki/Sheffer_stroke?action=edit","talk":"https://en.wikipedia.org/wiki/Talk:Sheffer_stroke"},"mobile":{"page":"https://en.m.wikipedia.org/wiki/Sheffer_stroke","revisions":"https://en.m.wikipedia.org/wiki/Special:History/Sheffer_stroke","edit":"https://en.m.wikipedia.org/wiki/Sheffer_stroke?action=edit","talk":"https://en.m.wikipedia.org/wiki/Talk:Sheffer_stroke"}},"extract":"In Boolean functions and propositional calculus, the Sheffer stroke denotes a logical operation that is equivalent to the negation of the conjunction operation, expressed in ordinary language as \"not both\". It is also called non-conjunction, alternative denial, or NAND. In digital electronics, it corresponds to the NAND gate. It is named after Henry Maurice Sheffer and written as or as or as or as in Polish notation by Łukasiewicz.","extract_html":"
In Boolean functions and propositional calculus, the Sheffer stroke denotes a logical operation that is equivalent to the negation of the conjunction operation, expressed in ordinary language as \"not both\". It is also called non-conjunction, alternative denial, or NAND. In digital electronics, it corresponds to the NAND gate. It is named after Henry Maurice Sheffer and written as or as
or as
or as
in Polish notation by Łukasiewicz.
{"type":"standard","title":"The Incredible Machine (1993 video game)","displaytitle":"The Incredible Machine (1993 video game)","namespace":{"id":0,"text":""},"wikibase_item":"Q39089606","titles":{"canonical":"The_Incredible_Machine_(1993_video_game)","normalized":"The Incredible Machine (1993 video game)","display":"The Incredible Machine (1993 video game)"},"pageid":43507472,"thumbnail":{"source":"https://upload.wikimedia.org/wikipedia/en/1/13/Incredible_Machine_DOS_Cover.jpg","width":281,"height":353},"originalimage":{"source":"https://upload.wikimedia.org/wikipedia/en/1/13/Incredible_Machine_DOS_Cover.jpg","width":281,"height":353},"lang":"en","dir":"ltr","revision":"1279847310","tid":"d72a422c-fe03-11ef-b7da-15033a212750","timestamp":"2025-03-10T23:03:12Z","description":"1993 video game","description_source":"local","content_urls":{"desktop":{"page":"https://en.wikipedia.org/wiki/The_Incredible_Machine_(1993_video_game)","revisions":"https://en.wikipedia.org/wiki/The_Incredible_Machine_(1993_video_game)?action=history","edit":"https://en.wikipedia.org/wiki/The_Incredible_Machine_(1993_video_game)?action=edit","talk":"https://en.wikipedia.org/wiki/Talk:The_Incredible_Machine_(1993_video_game)"},"mobile":{"page":"https://en.m.wikipedia.org/wiki/The_Incredible_Machine_(1993_video_game)","revisions":"https://en.m.wikipedia.org/wiki/Special:History/The_Incredible_Machine_(1993_video_game)","edit":"https://en.m.wikipedia.org/wiki/The_Incredible_Machine_(1993_video_game)?action=edit","talk":"https://en.m.wikipedia.org/wiki/Talk:The_Incredible_Machine_(1993_video_game)"}},"extract":"The Incredible Machine is a puzzle video game released in 1993, and the first release in The Incredible Machine video game series. The objective of the game is to create Rube Goldberg machines by arranging collections of objects in a complex fashion, so as to perform some simple task. The Even More Incredible Machine was an extended version of the original, also released in 1993; it had 160 levels, about twice the number of levels in the original game, and had more parts to use in the contraptions.","extract_html":"
The Incredible Machine is a puzzle video game released in 1993, and the first release in The Incredible Machine video game series. The objective of the game is to create Rube Goldberg machines by arranging collections of objects in a complex fashion, so as to perform some simple task. The Even More Incredible Machine was an extended version of the original, also released in 1993; it had 160 levels, about twice the number of levels in the original game, and had more parts to use in the contraptions.
"}