\frac{\left(x - lo\right)}{\left(hi - lo\right)}double f(double lo, double hi, double x) {
double r6103086 = x;
double r6103087 = lo;
double r6103088 = r6103086 - r6103087;
double r6103089 = hi;
double r6103090 = r6103089 - r6103087;
double r6103091 = r6103088 / r6103090;
return r6103091;
}