example: chandra4
description: TITLE : The Chandrasekhar H-Equation for n=4
Laureano Gonzalez-Vega: "Some examples on problem solving by using the symbolic viewpoint when dealing with polynomial systems of equations". in: "Computer Algebra in Science and Engineering", Editors: J. Fleischer, J. Grabmeier, F.W. Hehl and W. Kuechlin. Pages 102-116 World Scientific Publishing, 1995.
S. Chandrasekhar: "Radiative Transfer", Dover, NY, 1960.
C.T. Kelley: "Solution of the Chandrasekhar H-equation by Newton's method". J. Math. Phys., 21 (1980), pp. 1625-1628.
NOTE : the parameter c equals 0.51234. In general c can be any number in the interval (0,1]
system: Polynomial
variables: h1 > h2 > h3 > h4
equations: 0 1 2 3
length of Janet-like basis: 8
length of Janet basis: 8
length of Gröbner basis 8
Hilbert polynomial: 8
Strategy: degJ highJ lowJ degJL highJL lowJL