\sqrt{\left(\left(\frac{\left(a + b\right) + c}{2} \cdot \left(\frac{\left(a + b\right) + c}{2} - a\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - b\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - c\right)}double f(double a, double b, double c) {
double r14335 = a;
double r14336 = b;
double r14337 = r14335 + r14336;
double r14338 = c;
double r14339 = r14337 + r14338;
double r14340 = 2.0;
double r14341 = r14339 / r14340;
double r14342 = r14341 - r14335;
double r14343 = r14341 * r14342;
double r14344 = r14341 - r14336;
double r14345 = r14343 * r14344;
double r14346 = r14341 - r14338;
double r14347 = r14345 * r14346;
double r14348 = sqrt(r14347);
return r14348;
}