diff options
Diffstat (limited to 'param.ccl')
-rw-r--r-- | param.ccl | 26 |
1 files changed, 26 insertions, 0 deletions
@@ -806,6 +806,8 @@ keyword Jacobian_compute_method "how do we compute the Jacobian matrix?" "fast, tricky programming, uses gij, dx gij, dxx gij, Kij, dx Kij" } "symbolic differentiation with finite diff d/dr" +######################################## + # # This parameter lists all known methods for storing the Jacobian and # solving linear systems with the Jacobian as the LHS matrix. See @@ -830,6 +832,30 @@ keyword Jacobian_store_solve_method \ } "row-oriented sparse matrix/ILUCG" # +# Extra parameters for individual linear solvers +# + +# extra parameters for +# Jacobian_store_solve_method == "row-oriented sparse matrix/ILUCG" +real ILUCG__error_tolerance "error tolerance for conjugate gradient iteration" +{ +(*:0.0) :: \ + "negative ==> scale the absolute value by the floating point roundoff \ + threshold, e.g. -256.0 means to allow the last 8 bits of \ + the solution to be in error" +(0.0:*) :: \ + "positive ==> error tolerance" +} 1.0e-10 +int ILUCG__max_CG_iterations \ + "max number of conjugate-gradient iterations for ILUCG sparse-matrix library" +{ +0 :: "no limit" +1:* :: "any positive integer" +} 100 + +######################################## + +# # This parameter controls two different sorts of one-sided finite # differencing: # - numerical-perturbation Jacobian computations |