Research reports by Juhani Pitkäranta

Here are the reports authored by Juhani Pitkäranta. See the reports of all authors.

Helsinki University of Technology Institute of Mathematics Research Reports A

A449: Juhani Pitkäranta; Mathematical and historical reflections on the lowest order finite element models for thin structures [pdf][ps] abstract: [pdf][ps]; Received 2002-05-22 * finite elements, thin bodies, history * AMS 73V05, 65N30
A439: Jyrki Piila, Juhani Pitkäranta; On corner irregularities that arise in hyperbolic shell membrane theory [pdf][ps]; Received 2001-07-30 * shells, membrane theory, corner irregularities * AMS 35L50, 35B65, 73K15
A433: Ville Havu, Juhani Pitkäranta; Analysis of a bilinear finite element for shallow shells I: Consistency error [pdf][ps]; Received 2001-01-30 * finite elements, locking, shells * AMS 65N30, 73K15
A430: Ville Havu, Juhani Pitkäranta; Analysis of a bilinear finite element for shallow shells I: Approximation of Inextensional Deformations [pdf][ps]; Received 2000-05-30
A420: Ville Havu, Juhani Pitkäranta; An Analysis of Finite Element Locking in a Parameter Dependent Model Problem [pdf][ps]; Received 1999-08-30 * finite elements, locking, heat equation * AMS 65N30, 35J25
A411: Juhani Pitkäranta; The first locking-free plane-elastic finite element: historia mathematica [pdf][ps]; Received 1999-01-30 * Finite elements, locking, elasticity * AMS 65N30, 73C02

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