{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2022,4,5]],"date-time":"2022-04-05T13:15:01Z","timestamp":1649164501365},"reference-count":3,"publisher":"Cambridge University Press (CUP)","issue":"1","license":[{"start":{"date-parts":[[2014,3,12]],"date-time":"2014-03-12T00:00:00Z","timestamp":1394582400000},"content-version":"unspecified","delay-in-days":17543,"URL":"https:\/\/www.cambridge.org\/core\/terms"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J. symb. log."],"published-print":{"date-parts":[[1966,3]]},"abstract":"<jats:p>I. (Bull's system OIC, defined in [1] as positive implication plus <jats:italic>\u0421\u0421\u0421\u0421pqqr\u0421\u0421\u0421pqrr<\/jats:italic>, can be axiomatised by adding this to a weaker base.)<\/jats:p><jats:p>1. <jats:italic>\u0421p\u0421qp<\/jats:italic><\/jats:p><jats:p>2. <jats:italic>\u0421\u0421pq\u0421\u0421qr\u0421pr<\/jats:italic><\/jats:p><jats:p>3. <jats:italic>\u0421\u0421\u0421\u0421pqqr\u0421\u0421\u0421pqrr<\/jats:italic><\/jats:p><jats:p>4. <jats:italic>\u0421\u0421\u0421\u0421qr\u0421prs\u0421\u0421pqs = D22<\/jats:italic><\/jats:p><jats:p>5. <jats:italic>\u0421\u0421r\u0421pq\u0421\u0421\u0421pq\u0421rq\u0421rq = D43<\/jats:italic><\/jats:p><jats:p>6. <jats:italic>\u0421\u0421\u0421\u0421\u0421pq\u0421\u0421rq\u0421rqs\u0421\u0421r\u0421pqs = D25<\/jats:italic><\/jats:p><jats:p>7. <jats:italic>\u0421\u0421p\u0421qr\u0421\u0421pq\u0421pr = D64<\/jats:italic><\/jats:p>","DOI":"10.2307\/2270616","type":"journal-article","created":{"date-parts":[[2006,5,6]],"date-time":"2006-05-06T16:31:27Z","timestamp":1146933087000},"page":"7-9","source":"Crossref","is-referenced-by-count":2,"title":["Postulates for implicational calculi"],"prefix":"10.1017","volume":"31","author":[{"given":"C. A.","family":"Meredith","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"56","published-online":{"date-parts":[[2014,3,12]]},"reference":[{"key":"S0022481200067980_ref001","first-page":"33","volume":"29","author":"Bull","year":"1964","journal-title":"Some results for implicational calculi"},{"key":"S0022481200067980_ref003","doi-asserted-by":"publisher","DOI":"10.1305\/ndjfl\/1093957574"},{"key":"S0022481200067980_ref002","article-title":"On variable functors of propositional arguments","volume":"52","author":"\u0141ukasiewicz","year":"1948","journal-title":"Proceedings of the Royal Irish Academy"}],"container-title":["Journal of Symbolic Logic"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.cambridge.org\/core\/services\/aop-cambridge-core\/content\/view\/S0022481200067980","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2019,6,2]],"date-time":"2019-06-02T17:10:11Z","timestamp":1559495411000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.cambridge.org\/core\/product\/identifier\/S0022481200067980\/type\/journal_article"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1966,3]]},"references-count":3,"journal-issue":{"issue":"1","published-print":{"date-parts":[[1966,3]]}},"alternative-id":["S0022481200067980"],"URL":"https:\/\/doi.org\/10.2307\/2270616","relation":{},"ISSN":["0022-4812","1943-5886"],"issn-type":[{"value":"0022-4812","type":"print"},{"value":"1943-5886","type":"electronic"}],"subject":[],"published":{"date-parts":[[1966,3]]}}}