-snes_linesearch_alpha<1e | - 4> - slope descent parameter Many br | |
-snes_linesearch_damping<1.0> | - initial step length Many br | |
-snes_linesearch_maxstep <length> | - if the length the initial step is larger than this then the Many brstep is scaled back to be of this length at the beginning of the line search Many br | |
-snes_linesearch_max_it<40> | - maximum number of shrinking step Many br | |
-snes_linesearch_minlambda<1e | - 12> - minimum step length allowed Many br | |
-snes_linesearch_order<cubic,quadratic> | - order of the approximation Many br |
Many br
Level:advanced
Location:src/snes/linesearch/impls/bt/linesearchbt.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages