View Compilation Error

0_0_29291963_20366.cpp: In function 'int main()':
0_0_29291963_20366.cpp:13:8: error: 'numeric_limits' was not declared in this scope
   max1=numeric_limits<double>::min();
        ^
0_0_29291963_20366.cpp:13:23: error: expected primary-expression before 'double'
   max1=numeric_limits<double>::min();
                       ^