[racket] Writing algebraic maths expressions

From: Alexander D. Knauth (alexander at knauth.org)
Date: Sat Mar 7 11:34:34 EST 2015

On Mar 7, 2015, at 11:04 AM, Norman Gray <norman at astro.gla.ac.uk> wrote:

> There's clearly _something_ going on with the parsing, though.  For example
> #lang sweet-exp racket/base
> (define (f x)
>  {x * x}
>  ;
>  )
> produces 'invalid module text. . unexpected `)`.  

Ok thanks for finding that, I just submitted a pull request to fix it:
But that has nothing to do with the infix notation interacting with anything.
That was a bug with comments before closing parentheses.

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