CRPC-TR97754 April 1997 Title: Performance Improvements to LAPACK for the Cray Scientific Library Authors: Edward Anderson and Mark Fahey Submitted August 1998; Available as LAPACK Working Note 126 Abstract: This report details local modifications to LAPACK routines for the Cray Scientific Library. Performance of selected routines is evaluated and compared to that of the public domain LAPACK and the equivalent routines from LINPACK or EISPACK. Timing results from a CRAY T90 series computing system are presented. ------------------------------------------------------------------------------ Edward Anderson eca@cray.com Cray Research Mark Fahey mrfahey@ms.uky.edu Department of Mathematics University of Kentucky