View Compilation Error

0_0_28714493_20932.cpp: In function 'int main()':
0_0_28714493_20932.cpp:52:33: error: invalid type argument of unary '*' (have 'int')
             double h=(x-(x*b*b-*a*b*sqrt(a*a+b*b-x*x)/(a*a+b*b)))*1.0/a*b+(x*b*b-a*b+*a*b*sqrt(a*a+b*b-x*x))*1.0/b*a;
                                 ^
0_0_28714493_20932.cpp:52:87: error: invalid type argument of unary '*' (have 'int')
             double h=(x-(x*b*b-*a*b*sqrt(a*a+b*b-x*x)/(a*a+b*b)))*1.0/a*b+(x*b*b-a*b+*a*b*sqrt(a*a+b*b-x*x))*1.0/b*a;
                                                                                       ^