Re: How to correctly check equality of non-integer numbers?

Bill Allombert on Tue, 28 Sep 2021 11:11:59 +0200

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Re: How to correctly check equality of non-integer numbers?

To: pari-dev@pari.math.u-bordeaux.fr
Subject: Re: How to correctly check equality of non-integer numbers?
From: Bill Allombert <Bill.Allombert@math.u-bordeaux.fr>
Date: Tue, 28 Sep 2021 11:11:56 +0200
Delivery-date: Tue, 28 Sep 2021 11:11:59 +0200
In-reply-to: <CAGUWgD99SfBjiDVuFcyAQhHXudn7LK6WLvoNDK+VmSLa3wVf-w@mail.gmail.com>
Mail-followup-to: pari-dev@pari.math.u-bordeaux.fr
References: <CAGUWgD99SfBjiDVuFcyAQhHXudn7LK6WLvoNDK+VmSLa3wVf-w@mail.gmail.com>

Le Tue, Sep 28, 2021 at 11:46:05AM +0300, Georgi Guninski a écrit :
> Given two non-integer numbers a1,a2 how to check they are
> "logically" equal? 

Alas, there is no general way to do it, see
<https://en.wikipedia.org/wiki/Richardson%27s_theorem>

Cheers,
Bill.

References:
- How to correctly check equality of non-integer numbers?
  - From: Georgi Guninski <gguninski@gmail.com>

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