From: Eric Hodel <drbrain@...7.net>
Date: 2003-02-07T07:13:07+09:00
Subject: Re: What does IRB's "=>" show?


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Daniel Carrera (dcarrera@math.umd.edu) wrote:

> I don't quite understand what irb's "=3D>" is showing.  In particular, I'=
d like to=20
> know how to change it.
>=20
> Currently I get:
>=20
> >> p =3D X**2 - 1
> =3D> #<Math::Polynomial::Poly:0x1a4c48 @coeffs=3D[-1, 0, 1]>
>=20
> And I'd rather it produce something like:
>>
> >> p =3D X**2 - 1
> =3D> X**2 - 1
>=20
> Or better yet:
>=20
> >> p =3D X**2 - 1
> =3D>
>    2   =20
>   X  - 1
> >>
>=20
> Is this possible?

It uses #inspect, so just define a #inspect method for Poly, and You'll
be set!

--=20
Eric Hodel - drbrain@segment7.net - http://segment7.net
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