def vcas2mach(cas, h):
    """ CAS to Mach conversion """
    tas = vcas2tas(cas, h)
    M   = vtas2mach(tas, h)
    return M
def vcas2mach ( cas , h ) : tas = vcas2tas ( cas , h ) M = vtas2mach ( tas , h ) return M
CAS to Mach conversion