<? dl("libexample.so"); $v = new_vector(1.0,2.0,3.0); $w = new_vector(10.0,11.0,12.0); echo "I just created the following vector\n"; vector_print($v); vector_print($w); echo "\nNow I'm going to compute the dot product\n"; $d = dot_product($v, $w); echo "dot product = $d (should be 68)\n"; echo "\nNow I'm going to add the vectors together\n"; $r = vector_add($v, $w); vector_print($r); echo "The value should be (11,13,15)\n"; echo "\nNow I'm going to clean up the return result\n"; free($r); echo "Good\n"; ?>