petsc-3.12.4 2020-02-04
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# TAOLINESEARCHARMIJO

Backtracking line-search that satisfies only the (nonmonotone) Armijo condition (i.e., sufficient decrease). Armijo line-search type can be selected with "-tao_ls_type armijo".

### See Also

TaoLineSearchCreate(), TaoLineSearchSetType(), TaoLineSearchApply()

### Keywords

Tao, linesearch

### Level

developer

### Location

src/tao/linesearch/impls/armijo/armijo.c
Index of all TaoLineSearch routines
Table of Contents for all manual pages
Index of all manual pages