[racket] Writing algebraic maths expressions

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:
https://github.com/takikawa/sweet-racket/pull/18
But that has nothing to do with the infix notation interacting with anything.
That was a bug with comments before closing parentheses.