Diapositive PPT
LAPACK is freely available via netlib:
http://www.netlib.org/lapack/index.html
Much of LAPACK is included in the NAG
Fortran 77 Library and is the basis of the dense
linear algebra in the NAG Fortran 90 Library
Tuned versions of some LAPACK routines are in
the NAG Fortran SMP Library