BPMPD Options in AMPL

bargrow     barrier growth bound
barmin      min. barrier threshold
barset      barrier setup limit
bigbound    limit on finite bounds and ranges
center      centrality force
complimit   improve if compl. < complim
comppar     improve if compl. < comppar * avg. compl.
corstop     correction stop factor
densgap     density gap param
denslen     nonzeros in "dense" columns
dinfs       min. dual infeas. reduction
dslacklim   dual slack variable limit
dudare      max. dual steplength
dumin       min. initial slack value
feas1       abs. primal feas. tol.
feas2       abs. dual feas. tol.
inibarr     use initial barrier param.
lam         minimum value of lambda
maxccorr    number of maximum corrections
maxcorr     number of max. corrections
maxdense    max. dense column rate
maxiter     iteration limit
maxref      max. refinements
maxsnz      max. nonzeros in one supernode
memadd      increment (default 0) for scratch array len
memfac      factor (default 2) for scratch array len
minccorr    number of minimum corrections
mincorr     number of min. corrections
mindiff     min. norm diff. to exit scaling
minmax      1 = minimize, -1 = maximize
objno       objective number: 0 = none, 1 (default) = first
objnorm     scale objective maxnorm to this value
ordering    1 = min.deg., 2 (dflt) = min. fill, 3 = min. fill. in aug. sys.
outlev      1 = print iteration summary, etc.
parfile     name of BPMPD parameter file to read now
pinfs       min. primal infeas. reduction
prdare      max. primal steplength
presolv     presolve methods: default = 511 (all but extended dual test)
prmin       min. initial variable value
psupnode    primary supernode length
regularize  1 = introduce dummy ranges
rhsnorm     scale RHS maxnorm to this value
safemet     safe method (1, 2, or 3); default -3
setlam      0 = dflt; 1, -1 = alt. values
smethod     starting method (1 or 2)
smethod1    scaling method before aggregator
smethod2    scaling method after aggregator
spasses1    max. passes (< 128) before aggregator
spasses2    max. passes (< 128) after aggregator
ssupnode    secondary supernode length
stopcor     correction stop par.
supdens     super-dense column length
tabs        abs. pivot tol. in first factorization
target      trial steplength improvement
tfeas1      rel. primal feas. tol.
tfeas2      rel. dual feas. tol.
tfind       pivot search loop count
tfixslack   slack reset param.
tfixvar     variable reset param.
tlarge      large complementarity bound
topt1       rel. duality gap tol.
topt2       avg. complementarity gap tol.
tpiv1       first threshold pivot tol.
tpiv2       second threshold pivot tol.
tplus       rel. addition tol.
trabs       abs. pivot tol. during the algorithm
tresx       primal residual tol.
tresy       dual residual tol.
tsdir       search dir. max. norm tol.
tsmall      small complementarity bound
tzer        rel. zero tol.
upmax       max. initial variable value
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