removed extraneous line

Author: gtheler

src/math/function.c

@@ -20,7 +20,6 @@
  *------------------- ------------  ----    --------  --     -       -         -
  */
 #include "feenox.h"
-#include "dist/feenox/src/feenox.h"
 const double zero[3] = {0, 0, 0};
 
 int feenox_define_function(const char *name, unsigned int n_arguments) {