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-rw-r--r--tests/BS23.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/tests/BS23.cpp b/tests/BS23.cpp
index cdd2b9a..c2eb345 100644
--- a/tests/BS23.cpp
+++ b/tests/BS23.cpp
@@ -51,7 +51,7 @@ main()
<< "Iterations: " << integrator.iterations() << std::endl
<< "Rejections: " << integrator.rejections() << std::endl;
- double error = std::fabs(expected - actual)/expected;
+ double error = std::abs(expected - actual)/expected;
if (error > 4.8e-6) {
std::cerr << "Error: " << 100.0*error << "%" << std::endl;
return EXIT_FAILURE;