Mon, 07 Dec 1998 18:26:46 +0100 paulson towards handling sharing of variables
Mon, 07 Dec 1998 18:26:25 +0100 paulson tidying
Mon, 07 Dec 1998 18:23:39 +0100 paulson expandshort
Fri, 04 Dec 1998 10:45:20 +0100 paulson better export for nested locales
Fri, 04 Dec 1998 10:44:02 +0100 paulson new (and generalized) theorems about Sigma/Times
Fri, 04 Dec 1998 10:42:53 +0100 paulson locales: assumes and defines may be empty
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