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/petsc/src/tao/tutorials/
H A Dex4.c17 PetscReal hFactor; /* Taylor test step factor */ member
122 ctx->hFactor = 0.5; in ConfigureContext()
140 …actor", "Taylor test multiplier factor. 0.5 default", "ex4.c", ctx->hFactor, &ctx->hFactor, NULL)); in ConfigureContext()
569 for (numValues = 0, h = ctx->hStart; h >= ctx->hMin; h *= ctx->hFactor) numValues++; in TaylorTest()
571 for (i = 0, h = ctx->hStart; h >= ctx->hMin; h *= ctx->hFactor, i++) { in TaylorTest()