petsc-3.12.1 2019-10-22
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# TAOLINESEARCHMT

Line-search type with cubic interpolation that satisfies both the sufficient decrease and curvature conditions. This method can take step lengths greater than 1. More-Thuente line-search can be selected with "-tao_ls_type more-thuente".

### References

1. -JORGE J. MORE AND DAVID J. THUENTE, LINE SEARCH ALGORITHMS WITH GUARANTEED SUFFICIENT DECREASE. ACM Trans. Math. Software 20, no. 3 (1994): 286-307.

### See Also

TaoLineSearchCreate(), TaoLineSearchSetType(), TaoLineSearchApply()

### Keywords

Tao, linesearch

### Level

developer

### Location

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