Nicolas Cellier wrote:
> This of course fail with Number>>readFrom:
> 
> You can also simply try
> 3r1.1e55 - 3r11.0e54
> and the SqNumberParser form...
> (SqNumberParser parse: '3r1.1e55') - (SqNumberParser parse: '3r11.0e54')
> 
> Maybe it's time to push the readFrom: changes i already pushed in Pharo...

Go for it. You're the best expert we have in this area, and I trust your 
  judgment.

Cheers,
   - Andreas