To set these directives, assign a string specifying their values to the AMPL option loqo_options
. For example:
ampl: option loqo_options 'mindeg dual dense=50 pred_corr=0';
Directives:
bndpush initial distance from bounds bounds name of MPS BOUNDS section convex assert problem is convex dense dense window threshold dual dual-favored matrix reordering epsdiag eps tol diag perturbation epsnum eps tol for numerical factorization epssol eps tol for forward/backward solve honor_bnds honor bounds on variabls honor_initsol honor initial guesses inftol Feasibility tolerance inftol2 Feasibility tolerance 2 iterlim Iteration Limit (ITERLIM) lp_only linearize only---don't quadraticize max maximize the objective maximize maximize the objective maxit Iteration Limit (ITERLIM) min minimize the objective mindeg minimum degree matrix reordering minimize minimize the objective minlocfil minimum local fill matrix reordering mps read an MPS file, stub.mps or stdin mufactor mu factor noreord no matrix reordering obj name of MPS objective row objno objective number: 1= first, 0= none outlev output level pred_corr pred= 0, pred_corr= 1, unset= -1 primal primal-favored matrix reordering ranges name of MPS RANGES section rhs name of MPS right-hand side section sdp assert problem is an SDP sigfig significant digits (agreement in primal and dual objectives) stablty mixing factor for matrix reordering steplen step length reduction factor timing timing destination: 1 = stdout, 2 = stderr, 3 = both timlim Time limit verbose synonym for outlev wantsol solution report without -AMPL: sum of 1 ==> write .sol file 2 ==> print primal variable values 4 ==> print dual variable values 8 ==> do not print solution message