00001 #ifndef __MATH_H 00002 #define __MATH_H 00003 00004 typedef long long int quad_t; 00005 typedef unsigned long long int u_quad_t; 00006 00007 double atan(double x); 00008 double sqrt(double x); 00009 u_quad_t __udivdi3(u_quad_t a,u_quad_t b); 00010 quad_t __divdi3(quad_t a,quad_t b); 00011 00012 #endif