| | | \n\n \n \n \n bool adj=n [y/n] | \tadjoint flag \n | \n \n\n \n \n \n float eps=0. | \tregularization \n | \n \n\n \n \n \n bool inv=n [y/n] | \tinversion flag \n | \n \n\n \n \n \n file mat1= | \tauxiliary input file name \n | \n \n\n \n \n \n file mat2= | \tauxiliary input file name \n | \n \n\n \n \n \n int niter=100 | \tmaximum number of iterations \n | \n \n\n \n \n \n int nliter=1 | \tnumber of nonlinear iterations \n | \n \n |