Wed, 05 Jul 1995 20:14:22 +0200 nipkow Added insert_not_empty, UN_empty and UN_insert (to set_ss).
Mon, 03 Jul 1995 15:39:53 +0200 clasohm added cargs for curried function application
Mon, 03 Jul 1995 13:37:29 +0200 clasohm removed debugging output
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