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descr -- Prints a description of current preconditioner

call prec%descr()
call prec%descr(iout)

Type:
Asynchronous.
On Entry
prec
the preconditioner. Scope: local
Type: required
Intent: in.
Specified as: a preconditioner data structure precdatapsb_prec_type.
iout
output unit. Scope: local
Type: optiona
Intent: in.
Specified as: an integer number.