[mercury-users] Self-referential data structures

[Fergus Henderson]

On Tue, Nov 25, 1997 at 01:13:29PM +0100, Henk Vandecasteele wrote:
> I made (with help from Fergus) a mostly unique array with
> the use of the ticket system designed for the connection with clp(r).

FYI, recent release of Mercury include a mostly unique array
module in the extras/trailed_update directory.
The "ticket system" has been extended to provide fairly
generalized trailing support; it is documented in the
Trailing section of the Mercury language reference manual.

-- 
Fergus Henderson <fjh at cs.mu.oz.au>   |  "I have always known that the pursuit
WWW: <http://www.cs.mu.oz.au/~fjh>   |  of excellence is a lethal habit"
PGP: finger fjh at 128.250.37.3         |     -- the last words of T. S. Garp.