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-rw-r--r--src/eigen.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/eigen.c b/src/eigen.c
index 40b41b8..83b1127 100644
--- a/src/eigen.c
+++ b/src/eigen.c
@@ -12,7 +12,7 @@ Matrix_double *leslie_matrix(Array_double *age_class_surivor_ratio,
age_class_offspring->size, 0.0);
free_vector(leslie->data[0]);
- leslie->data[0] = age_class_offspring;
+ leslie->data[0] = copy_vector(age_class_offspring);
for (size_t i = 0; i < age_class_surivor_ratio->size; i++)
leslie->data[i + 1]->data[i] = age_class_surivor_ratio->data[i];