average {<xray-average-statement>} end
<xray-average-statement> :==
from=<real-space-object>
Real space object to be averaged. This will be overwritten by the
averaged real space object.
group {<xray-average-group-statement>} end
Define a averaging group. The first group is the reference. Subsequent
group definitions specify the transformation that superimposes
group 1 on that group.
?
Print information about current status.