{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2023,11,19]],"date-time":"2023-11-19T15:10:25Z","timestamp":1700406625495},"reference-count":22,"publisher":"Wiley","issue":"5","license":[{"start":{"date-parts":[[2001,5,31]],"date-time":"2001-05-31T00:00:00Z","timestamp":991267200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/2.zoppoz.workers.dev:443\/http\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Numerical Linear Algebra App"],"published-print":{"date-parts":[[2001,7]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:p>A grid generation method based on the minimization of the discrete barrier functional with feasible set consisting of quasi\u2010isometric grids is suggested. The deviation from isometry for given grid connectivity and prescribed boundary conditions is minimized via the contraction of the feasible set into a small vicinity of the optimal grid. Formulation of functional with given metrics in both physical and logical spaces allows to consider the adaptive grid generation in terms of quasi\u2010isometric grids and cover many practical applications. A fast and reliable grid untangling procedure based on the penalty\u2010like reformulation of barrier functional and the continuation technique is described. Numerical experiments demonstrate that the suggested functional produces high\u2010quality grids with small global condition numbers. Copyright \u00a9 2001 John Wiley &amp; Sons, Ltd.<\/jats:p>","DOI":"10.1002\/nla.243","type":"journal-article","created":{"date-parts":[[2002,8,25]],"date-time":"2002-08-25T21:43:33Z","timestamp":1030311813000},"page":"329-353","source":"Crossref","is-referenced-by-count":6,"title":["Barrier variational generation of quasi\u2010isometric grids"],"prefix":"10.1002","volume":"8","author":[{"given":"V. 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