--* From postmaster%watson.vnet.ibm.com@yktvmv.watson.ibm.com  Tue Jun 22 09:21:38 1993
--* Received: from yktvmv2.watson.ibm.com by radical.watson.ibm.com (AIX 3.2/UCB 5.64/900524)
--*           id AA14014; Tue, 22 Jun 1993 09:21:38 -0400
--* X-External-Networks: yes
--* Received: from watson.vnet.ibm.com by yktvmv.watson.ibm.com (IBM VM SMTP V2R3)
--*    with BSMTP id 0015; Tue, 22 Jun 93 09:22:25 EDT
--* Received: from YKTVMV by watson.vnet.ibm.com with "VAGENT.V1.0"
--*           id <A.SANTAS.NOTE.YKTVMV.7551.Jun.22.09:22:25.-0400>
--*           for asbugs@watson; Tue, 22 Jun 93 09:22:25 -0400
--* Received: from bernina.ethz.ch by watson.ibm.com (IBM VM SMTP V2R3) with TCP;
--*    Tue, 22 Jun 93 09:22:23 EDT
--* Received: from neptune by bernina.ethz.ch with SMTP inbound id <1689-0@bernina.ethz.ch>; Tue, 22 Jun 1993 15:22:14 +0200
--* From: Philip Santas <santas@inf.ethz.ch>
--* Received: from rutishauser.inf.ethz.ch (rutishauser-gw.inf.ethz.ch) by neptune id AA24698; Tue, 22 Jun 93 15:22:09 +0200
--* Date: Tue, 22 Jun 93 15:22:07 +0200
--* Message-Id: <9306221322.AA10009@rutishauser.inf.ethz.ch>
--* Received: from ru7.inf.ethz.ch.rutishauser by rutishauser.inf.ethz.ch id AA10009; Tue, 22 Jun 93 15:22:07 +0200
--* To: asbugs@watson.ibm.com
--* Subject: ids
--* Cc: bronstein

--@ Fixed  by: SSD Wed Jul 28 18:29:01 1993
--@ Tested by: none
--@ Summary:   This is not a bug, its a question.  Use the ids in an otherwise valid program and then report a bug if you find one.


Are the following valid names? (I get bug reports from Foam)

   ?asd
   !asd
   !
   ?

According to the grammar, the above are valid identifiers.

Philip