Searched refs:deltaS (Results 1 – 1 of 1) sorted by relevance
| /petsc/src/snes/impls/al/ |
| H A D | al.c | 343 PetscReal normsqX_Q, deltaS = 1; in SNESSolve_NEWTONAL() local
431 discriminant = cs + bs * deltaS + as * deltaS * deltaS; in SNESSolve_NEWTONAL()
438 PetscQuadraticRoots(as, bs, cs, &x1, &deltaS); in SNESSolve_NEWTONAL()
439 …ng residual update size to deltaS = %18.16e\n", snes->iter, (double)discriminant, (double)deltaS)); in SNESSolve_NEWTONAL()
440 deltaLambda = -0.5 * (b0 + b1 * deltaS) / a0; in SNESSolve_NEWTONAL()
473 PetscCall(VecAXPBYPCZ(deltaX, deltaS, deltaLambda, 0, deltaX_R, deltaX_Q)); in SNESSolve_NEWTONAL()
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