Make sure things stop on nan

1 files changed, 3 insertions, 0 deletions

diff --git a/log-fourier_integrator.cpp b/log-fourier_integrator.cpp
index 12a3516..627f49e 100644
--- a/log-fourier_integrator.cpp
+++ b/log-fourier_integrator.cpp
@@ -147,6 +147,8 @@ int main(int argc, char* argv[]) {
 
       Real C₀ = Cₜ₊₁[0];
 
+      if (!std::isnan(Cₜ₊₁[0])) {
+
       bool trigger0 = false;
       bool trigger1 = false;
       for (unsigned i = 0; i < N; i++) {
@@ -189,6 +191,7 @@ int main(int argc, char* argv[]) {
         if (Cₜ₊₁[N-1-i] > Cmax) Cmax = Cₜ₊₁[N-1-i];
         Cₜ₊₁[N-1-i] = Cmax;
       }
+      }
 
       μₜ *= pow(tanh(C₀-1)+1, x);