*/
void fvec_add (fvec_t * v, smpl_t c);
+/** multiply each elements of a vector by a scalar
+
+ \param v vector to add constant to
+ \param s constant to scale v with
+
+*/
+void fvec_mul (fvec_t * v, smpl_t s);
+
/** remove the minimum value of the vector to each elements
\param v vector to remove minimum from