Multi-preconditioned GMRES by Tyrone Rees

An extension of GMRES which allows the use of multiple preconditioners. (linear algebra, gmres, preconditioning)

mpgmres(A,b,P,type_in,tol,maxits,x0,varargin)

test_mpgmres.m

pagerank by David Gleich

A suite of drivers to compute the PageRank vector for a directed graph. (pagerank, linear system, arnoldi)

pagerank(A,optionsu)