View Compilation Error

0_0_25187954_20142.cpp: In function 'double findmin(point*, int, int, int)':
0_0_25187954_20142.cpp:45:6: error: 'ind' was not declared in this scope
      ind mid=(begin+end)/2;
      ^
0_0_25187954_20142.cpp:46:34: error: 'mid' was not declared in this scope
   double d1=calculate(p[begin],p[mid]);
                                  ^