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-rw-r--r--src/gen_laplacian.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/gen_laplacian.c b/src/gen_laplacian.c
index 73416e4..42134f0 100644
--- a/src/gen_laplacian.c
+++ b/src/gen_laplacian.c
@@ -208,8 +208,8 @@ cholmod_sparse *gen_laplacian(const net_t *instance, cholmod_common *c,
for (uint_t i = 0; i < num_gverts; i++) {
- if (acoo[i] == 0)
- acoo[i] = 1;
+ if (instance->marks[i] != instance->marks[network->nv])
+ acoo[i]++;
}
assert(CHOL_F(check_triplet)(temp_m, c));