add a function to compute combinations with replacement

1 files changed, 1 insertions, 0 deletions

diff --git a/src/misc.h b/src/misc.h
index 8450454..02df398 100644
--- a/src/misc.h
+++ b/src/misc.h
@@ -30,5 +30,6 @@ double gamma_pdf(double x, double k, double theta);
 size_t ipow(size_t base, size_t exp);
 void product(size_t n, size_t r, size_t *result);
 void unique_vertices(int *id, size_t n, size_t npeaks, size_t *result, size_t *nvertices);
+void combinations_with_replacement(size_t n, size_t r, size_t *result, size_t *len);
 
 #endif