Searched refs:lambdaprev (Results 1 – 1 of 1) sorted by relevance
64 PetscReal lambda, lambdatemp, lambdaprev, minlambda, initslope, alpha, stol; in SNESLineSearchApply_BT() local188 lambdaprev = lambda; in SNESLineSearchApply_BT()257 t2 = gprev - f - lambdaprev * initslope; in SNESLineSearchApply_BT()258 a = (t1 / (lambda * lambda) - t2 / (lambdaprev * lambdaprev)) / (lambda - lambdaprev); in SNESLineSearchApply_BT()259 …b = (-lambdaprev * t1 / (lambda * lambda) + lambda * t2 / (lambdaprev * lambdaprev)) / (lambda - … in SNESLineSearchApply_BT()269 lambdaprev = lambda; in SNESLineSearchApply_BT()