[comp.parallel] Parallel block tridiagonal linear system solver

CGH102@PSUVM.PSU.EDU (09/11/90)

Can anybody tell me where I can find a parallel software
that solves large sparse linear system with a block tridiagonal
matrix working on Cray or IBM?

Any information will be appreciated.
Thanks.
cgh102@psuvm,  han@psuvax1.cs.psu.edu