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diff -up gsl-2.1/multifit/test_nonlinear.c.tol gsl-2.1/multifit/test_nonlinear.c
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--- gsl-2.1/multifit/test_nonlinear.c.tol 2015-11-03 09:21:55.000000000 -0700
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+++ gsl-2.1/multifit/test_nonlinear.c 2015-12-02 17:02:31.710586128 -0700
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@@ -175,8 +175,8 @@ static test_fdf_problem *test_fdf_nist[]
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static void
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test_nonlinear(void)
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{
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- const double xtol = pow(GSL_DBL_EPSILON, 0.9);
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- const double gtol = pow(GSL_DBL_EPSILON, 0.9);
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+ const double xtol = pow(GSL_DBL_EPSILON, 0.9) * 10.0;
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+ const double gtol = pow(GSL_DBL_EPSILON, 0.9) * 10.0;
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const double ftol = 0.0;
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size_t i, j;
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diff -up gsl-2.1/multifit/test_powell1.c.tol gsl-2.1/multifit/test_powell1.c
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--- gsl-2.1/multifit/test_powell1.c.tol 2015-11-03 09:21:55.000000000 -0700
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+++ gsl-2.1/multifit/test_powell1.c 2015-12-02 17:05:05.295788606 -0700
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@@ -4,7 +4,7 @@
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#define powell1_NTRIES 4
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static double powell1_x0[powell1_P] = { 3.0, -1.0, 0.0, 1.0 };
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-static double powell1_epsrel = 1.0e-5;
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+static double powell1_epsrel = 2.0e-5;
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static void
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powell1_checksol(const double x[], const double sumsq,
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diff -up gsl-2.1/multifit/test_powell3.c.tol gsl-2.1/multifit/test_powell3.c
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--- gsl-2.1/multifit/test_powell3.c.tol 2015-11-03 09:21:55.000000000 -0700
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+++ gsl-2.1/multifit/test_powell3.c 2015-12-02 17:05:52.299546834 -0700
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@@ -4,7 +4,7 @@
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#define powell3_NTRIES 1
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static double powell3_x0[powell3_P] = { 0.0, 1.0 };
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-static double powell3_epsrel = 1.0e-12;
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+static double powell3_epsrel = 1.0e-8;
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static void
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powell3_checksol(const double x[], const double sumsq,
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