{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,7,2]],"date-time":"2025-07-02T04:10:49Z","timestamp":1751429449048,"version":"3.41.0"},"reference-count":0,"publisher":"SAGE Publications","issue":"1","license":[{"start":{"date-parts":[[1996,1,1]],"date-time":"1996-01-01T00:00:00Z","timestamp":820454400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Fundamenta Informaticae"],"published-print":{"date-parts":[[1996,1]]},"abstract":"<jats:p> We show that elementary ACI10 unification is in P, even with constant restrictions. As a corollary, we prove that validity of quantified Horn formulae can be tested in O(n<jats:sup>2<\/jats:sup>) time. Solvability of elementary disunification problems modulo ACI10 is shown to be NP-hard. <\/jats:p>","DOI":"10.3233\/fi-1996-25105","type":"journal-article","created":{"date-parts":[[2019,12,3]],"date-time":"2019-12-03T01:44:41Z","timestamp":1575337481000},"page":"49-57","source":"Crossref","is-referenced-by-count":5,"title":["UNIFICATION MODULO ACI + 1 + 0"],"prefix":"10.1177","volume":"25","author":[{"given":"Paliath","family":"Narendran","sequence":"first","affiliation":[{"name":"Institute of Programming and Logics. Department of Computer Science. State University of New York at Albany, Albany, NY 12222"}]}],"member":"179","published-online":{"date-parts":[[1996,1,1]]},"container-title":["Fundamenta Informaticae"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/journals.sagepub.com\/doi\/pdf\/10.3233\/FI-1996-25105","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/journals.sagepub.com\/doi\/pdf\/10.3233\/FI-1996-25105","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,7,1]],"date-time":"2025-07-01T10:50:05Z","timestamp":1751367005000},"score":1,"resource":{"primary":{"URL":"https:\/\/journals.sagepub.com\/doi\/10.3233\/FI-1996-25105"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1996,1]]},"references-count":0,"journal-issue":{"issue":"1","published-print":{"date-parts":[[1996,1]]}},"alternative-id":["10.3233\/FI-1996-25105"],"URL":"https:\/\/doi.org\/10.3233\/fi-1996-25105","relation":{},"ISSN":["0169-2968","1875-8681"],"issn-type":[{"type":"print","value":"0169-2968"},{"type":"electronic","value":"1875-8681"}],"subject":[],"published":{"date-parts":[[1996,1]]}}}