First success at automatic conversions for left-hand operators. Still
need right-hand and binary operators but it looks hopeful...

tgl=> select |/ 2;
---------------
1.4142135623731
(1 row)

                      - Tom

Thu, 02 Apr 1998 17:06:35 +0000
"Thomas G. Lockhart" <lockhart@alumni.caltech.edu>
Left operator automatic type conversion