1 PISA_update

 V2.4-7

  PISA now runs on bash shell.

 V2.4-6

  Now uses native PGPLOT.

 V2.4-5

 In this release the ADDNOISE command has been changed to generate
 a different set of random numbers on each occasion that it is started.

 Peter Draper (p.w.draper@durham.ac.uk) 23rd October 2002