3: zero Coulomb potential for elastic channel
<BR>      = 2,3: zero Coulomb potentials for all nonelastic channels.

<P>
5ex1
SMALLCHAN = fraction of unitarity to define a 'small channel'.
<BR>
A channel that is 'small' for NSMALL=2 times is dropped permanently.

<P>
5ex1
SMALLCOUP = if all nonelastic channels are weaker than the fraction
SMALLCOUP of unitarity, then permanently change from coupled-channels to DWBA.

<P>
5ex1
NUMNODE = number of parallel nodes for MPI operation

<P>
5ex1
NTHREAD = number of