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-rw-r--r--langevin.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/langevin.cpp b/langevin.cpp
index 5287cd7..3e03f76 100644
--- a/langevin.cpp
+++ b/langevin.cpp
@@ -98,7 +98,7 @@ std::complex<double> hamiltonian(const Tensor& J, const Vector& z) {
Matrix identity(unsigned N) {
Matrix I(N, N);
for (unsigned i = 0; i < N; i++) {
- I(i) = 1;
+ I(i, i) = 1;
}
return I;
}