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Splines and Tridiagonal Matrix Solutions
Author

Silvio Levy
Organization: The Geometry Center, University of Minnesota
Old MathSource #

0202-307
Revision date

1989-12-01
Description

Implementation of certain parts of Knuth's METAFONT program, concerning the drawing of curves by means of cubic splines. The main reason for following METAFONT is its algorithm for assigning control points when the user does not do so, and the versatitility with which the user can provide partial information toward the assignment of control points.
Subjects

*Applied Mathematics > Numerical Methods
*Applied Mathematics > Numerical Methods > Approximation Theory
*Mathematics > Algebra > Linear Algebra
Keywords

Algebra, AssignControls, AssignDefaults, Controls, Curl, Cycle, CyclicTridiagonal, Direction, Knuth, METAFONT, Path, Render, Tension, Tridiagonal, knots, spline, tridiagonal matrices, tridiagonal matrix, Splines.m, Tridiagonal.m
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Splines.m (18.7 KB) - Mathematica Package
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Tridiagonal.m (1.5 KB) - Mathematica Package