Keys for solvers#
This section is dedicated to list every key related to solvers in alphabetical order.
_convToStd-
if set, Arpack converts a generalized eigenproblem into a standard oneNo value to give
_forceNonSym-
if set, force eigen solvers to consider the eigen problem as non-symmetricNo value to give
_krylovDim-
the Krylov dimension for GMRESPossible value type:
Number _maxIt-
the maximum of iterations of an iterative solverPossible value type:
Number _mode-
computation mode in eigen solversPossible values:
_davidson,_krylovSchur,_buckling,_cayley,_cshiftRe,_cshiftIm _ncv-
Number of Arnoldi vectors generated at each iteration (Arpack only)Possible value type:
Number _nev-
number of eigen values/vectorsPossible value type:
Number _omega-
relaxation factor of SOR/SSOR methodPossible value type:
Real _sigma-
the shift in eigen solversPossible value type:
Complex _solver-
the iterative solver typePossible values:
_noIterativeSolver,_cg,_cgs,_qmr,_bicg,_bicgstab,_gmres,_sor,_ssor _sort-
the sorting kind of the computed eigenvaluesPossible values:
_decr_module,_decr_realpart,_decr_imagpart,_incr_module,_incr_realpart,_incr_imagpart _tolerance-
tolerance in iterative solversPossible value type:
Real _which-
the characterization of expected eigen valuesPossible value type:
String