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A lower bound on the angles of triangles constructed by bisecting the longest side. (English) Zbl 0302.65085


MSC:

65N30 Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs
51M20 Polyhedra and polytopes; regular figures, division of spaces
51M25 Length, area and volume in real or complex geometry
41A63 Multidimensional problems
65H10 Numerical computation of solutions to systems of equations
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References:

[1] Miloš Zlámal, On some finite element procedures for solving second order boundary value problems, Numer. Math. 14 (1969/1970), 42 – 48. · Zbl 0215.55704
[2] Charles Harvey and Frank Stenger, A two-dimensional analogue to the method of bisections for solving nonlinear equations, Quart. Appl. Math. 33 (1975/76), no. 4, 351 – 368. · Zbl 0365.65032
[3] J. F. RANDOLPH, Calculus and Analytic Geometry, Wadsworth, Belmont, Calif., 1961. · Zbl 0128.04903
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