## S3 method for class 'optObj_clpAPI,numeric':
getColsLowBnds(lp, j)## S3 method for class 'optObj_cplexAPI,numeric':
getColsLowBnds(lp, j)
## S3 method for class 'optObj_glpkAPI,numeric':
getColsLowBnds(lp, j)
## S3 method for class 'optObj_lpSolveAPI,numeric':
getColsLowBnds(lp, j)
optObj
.optObj
and constructor function
optObj
.