{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,9,29]],"date-time":"2025-09-29T08:26:36Z","timestamp":1759134396383},"reference-count":10,"publisher":"Elsevier BV","issue":"1","license":[{"start":{"date-parts":[[1994,2,1]],"date-time":"1994-02-01T00:00:00Z","timestamp":760060800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Computer Aided Geometric Design"],"published-print":{"date-parts":[[1994,2]]},"DOI":"10.1016\/0167-8396(94)90026-4","type":"journal-article","created":{"date-parts":[[2002,7,26]],"date-time":"2002-07-26T03:41:40Z","timestamp":1027654900000},"page":"97-107","source":"Crossref","is-referenced-by-count":3,"title":["The invariance of weak convexity conditions of B-nets with respect to subdivision"],"prefix":"10.1016","volume":"11","author":[{"given":"Yu Yu","family":"Feng","sequence":"first","affiliation":[]},{"given":"Fa Lai","family":"Chen","sequence":"additional","affiliation":[]},{"given":"Hong Ling","family":"Zhou","sequence":"additional","affiliation":[]}],"member":"78","reference":[{"key":"10.1016\/0167-8396(94)90026-4_BIB1","doi-asserted-by":"crossref","first-page":"11","DOI":"10.1016\/0021-9045(84)90132-1","article-title":"The convexity of Bernstein polynomials over triangles","volume":"40","author":"Chang","year":"1984","journal-title":"J. Approx. Theory"},{"key":"10.1016\/0167-8396(94)90026-4_BIB2","doi-asserted-by":"crossref","first-page":"279","DOI":"10.1016\/0167-8396(84)90014-1","article-title":"An improved condition for the convexity of Bernstein-B\u00e9zier surfaces over triangles","volume":"1","author":"Chang","year":"1984","journal-title":"Computer Aided Geometric Design"},{"key":"10.1016\/0167-8396(94)90026-4_BIB3","first-page":"141","article-title":"A new proof of the convexity of Bernstein polynomials over triangles","volume":"6","author":"Chang","year":"1985","journal-title":"Chinese Ann. Math."},{"key":"10.1016\/0167-8396(94)90026-4_BIB4","article-title":"Convexity for surfaces over triangles","author":"Chang","year":"1985","journal-title":"ICTP Report 120"},{"key":"10.1016\/0167-8396(94)90026-4_BIB5","article-title":"Subsplines \u00fcber Dreiecken","author":"Farin","year":"1979"},{"key":"10.1016\/0167-8396(94)90026-4_BIB6","doi-asserted-by":"crossref","first-page":"175","DOI":"10.1016\/0167-8396(91)90043-B","article-title":"Convexity of B\u00e9zier nets on triangulations","volume":"8","author":"Goodman","year":"1991","journal-title":"computer Aided Geometric Design"},{"key":"10.1016\/0167-8396(94)90026-4_BIB7","doi-asserted-by":"crossref","first-page":"181","DOI":"10.1016\/0167-8396(89)90022-8","article-title":"On convexity of piecewise polynomial functions on triangulations","volume":"6","author":"Grandine","year":"1989","journal-title":"computer Aided Geometric Design"},{"key":"10.1016\/0167-8396(94)90026-4_BIB8","doi-asserted-by":"crossref","first-page":"207","DOI":"10.1016\/0167-8396(91)90003-T","article-title":"Convexity of B\u00e9zier nets on subtriangles","volume":"8","author":"Gregory","year":"1991","journal-title":"Computer Aided Geometric Design"},{"key":"10.1016\/0167-8396(94)90026-4_BIB9","article-title":"Convexity-preserving subdivision algorithm and approximation for B\u00e9zier surfaces","author":"Liu","year":"1991"},{"key":"10.1016\/0167-8396(94)90026-4_BIB10","first-page":"186","article-title":"The positivity and convexity for Bernstein polynomials over triangles","volume":"2","author":"Zhou","year":"1986","journal-title":"J. Comput. Math."}],"container-title":["Computer Aided Geometric Design"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0167839694900264?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0167839694900264?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,4,13]],"date-time":"2019-04-13T07:21:17Z","timestamp":1555140077000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/0167839694900264"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1994,2]]},"references-count":10,"journal-issue":{"issue":"1","published-print":{"date-parts":[[1994,2]]}},"alternative-id":["0167839694900264"],"URL":"https:\/\/doi.org\/10.1016\/0167-8396(94)90026-4","relation":{},"ISSN":["0167-8396"],"issn-type":[{"value":"0167-8396","type":"print"}],"subject":[],"published":{"date-parts":[[1994,2]]}}}