fn tql2(v: &mut [[f64; 3]; 3], d: &mut [f64; 3], e: &mut [f64; 3])Expand description
Symmetric tridiagonal QL algorithm
Derived from the Algol procedures tql2 by Bowdler, Martin, Reinsch, and Wilkinson, Handbook for Auto. Comp., Vol.ii-Linear Algebra, and the corresponding Fortran subroutine in EISPACK.
Direct port from QSMART’s eig3volume.c