remove unused vector_add_to

diff --git a/lib/sparse/general.c b/lib/sparse/general.c
index f3f5265e385cb2c7d737fb77911e17ae5dd96baa..f9e2bec668e7a8739022bd80d466fc009e3d8cce 100644 (file)
--- a/lib/sparse/general.c
+++ b/lib/sparse/general.c
@@ -57,13 +57,6 @@ real* vector_subtract_to(int n, real *x, real *y){
   for (i = 0; i < n; i++) y[i] = x[i] - y[i];
   return y;
 }
-real* vector_add_to(int n, real *x, real *y){
-  /* y = x-y */
-  int i;
-  for (i = 0; i < n; i++) y[i] = x[i] + y[i];
-  return y;
-}
-
 real vector_product(int n, real *x, real *y){
   real res = 0;
   int i;

diff --git a/lib/sparse/general.h b/lib/sparse/general.h
index 12b408dce7bd7368c19fcf41036fbe43915b2b89..bc2aa6ac12019ac430d449da006c57c63f471714 100644 (file)
--- a/lib/sparse/general.h
+++ b/lib/sparse/general.h
@@ -86,7 +86,6 @@ extern int *random_permutation(int n);/* random permutation of 0 to n-1 */
 
 real* vector_subtract_to(int n, real *x, real *y);/* y = x-y */
 real* vector_subtract_from(int n, real *x, real *y);/* y = y-x */
-real* vector_add_to(int n, real *x, real *y);
 
 real vector_product(int n, real *x, real *y);