[comp.lang.prolog] goal-stack accessible ?

kalman@acf4.UUCP (Kalman Z. Meth) (09/14/87)

I am posting this for a friend. Please reply to him by e-mail, at :
meth@nyu.csd2.edu   or meth@nyu-csd2.arpa  .
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Is the goal-stack, in PROLOG, stored in an accessible place & form ?

i.e., If I wish to check the list of goals that are on the stack, still being 
attempted to be satisfied, (in reverse order of their appearance), is this
structure available to me ?

Thanks in advance.

               Asher Meth