AC<P>AVC\mathrm {AC < P > AVC}AC<P>AVC
AC<P<AVC\mathrm {AC < P< AVC}AC<P<AVC
AC>P>AVC\mathrm {AC > P > AVC}AC>P>AVC
AC=P=AVC\mathrm {AC = P = AVC}AC=P=AVC