On 10/6/10 2:24 PM, Shriram Krishnamurthi wrote:
It would be the same as =, ie, numeric equality.  It's not meant to be
some sort of generalized equality checker.  It's just that we teach
our students that predicates end in ?, and that's true of symbol=?,
string=?, but not =.

So shouldn't it be `number=?'? I hear students say this in class every year. `=?' seems just as much an anomaly as `='.

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