and either
or 
void arseft(double g, double t, double m, bool is_m2, double result[5], int *ierr);
Compute the expansion fan properties given
and either
or
.
ENTRY: Specific heat constant
.
ENTRY: Temperature ratio
.
ENTRY: Either
or
depending on whether is_m2 is false or true, respectivly.
ENTRY: Whether the given m refers to
or
.
EXIT: Array with result properties as described in 12.
EXIT: (optional) Return status code.
Specific heat ratio
.
Given
or
out of range.
Given pressure ratio
out of range.