Compressible Flow Subroutine Library
Programming Reference Manual
Version 1.0 DD-00008-110E

3.14.2 arsefm - Expansion fan properties given M1   and M2
SUBROUTINE AR14AA(G,M1,M2,RESULT,IERR)
  DOUBLE PRECISION G, M1, M2, RESULT(5)
  INTEGER IERR

Compute the expansion fan properties given M1   and M2   .

Performance
Fixed

Arguments

G - REAL

ENTRY: Specific heat constant γ .

M1 - REAL

ENTRY: Upstream mach number M  ≥ 1
  1  .

M2 - REAL

ENTRY: Downstream mach number M > 0
 2  .

RESULT - ARRAY OF REAL

EXIT: Array with result properties as described in  12.

IERR - INTEGER

EXIT: (optional) Return status code.

Status codes

-1

Specific heat ratio γ≤ 1  .

-2

Given M1   or M2   out of range.