On 21 May 2011 10:35, Juanlu001 wrote:
> Yesterday I was playing with symbolic expressions, and I had to apply
> divide_both_sides(), and I encountered something funny: you can divide
> by zero (with a bit of care). To show this, I've taken the classic
> "proof" and created a worksheet:
>
> http:/
Yesterday I was playing with symbolic expressions, and I had to apply
divide_both_sides(), and I encountered something funny: you can divide
by zero (with a bit of care). To show this, I've taken the classic
"proof" and created a worksheet:
http://flask.sagenb.org/home/pub/65/
Though I have got u
