Re: Hello!

Liste des GroupesRevenir à s math 
Sujet : Re: Hello!
De : invalid (at) *nospam* example.invalid (Moebius)
Groupes : sci.math
Date : 19. Jan 2025, 19:17:09
Autres entêtes
Organisation : A noiseless patient Spider
Message-ID : <vmjfj5$2dlis$1@dont-email.me>
References : 1 2 3 4 5 6 7
User-Agent : Mozilla Thunderbird
Am 19.01.2025 um 18:16 schrieb guido wugi:
Op 19/01/2025 om 16:32 schreef Richard Hachel:
Le 19/01/2025 à 15:18, sobriquet a écrit :
https://www.desmos.com/calculator/kijg1kvt75
>
It's an interactive demonstration
>
Basée sur une équation fausse.
>
On tourne en rond.
 Not "on", but "only" you ;)
 The definition of "i" is simple: it's a solution of the equation [x^2 = -1].
If there is such a solution. :-P
Actually, there are 2 such solutions in C. So which one is i?
Hence I'd perefer tp claim that i is a number such that i^2 = -1. (-i is another one.)

So it's clear from the start that it's not a member of the real number line [...]
Right.

It's simply some "other number" outside the real number line, one creating its own number line.
I guess you mean ix (with x e IR). Right.

What's there more to brood on?

Date Sujet#  Auteur
18 Jan 25 * Hello!36Richard Hachel
19 Jan 25 +* Re: Hello!30sobriquet
19 Jan 25 i+* Re: Hello!25Richard Hachel
19 Jan 25 ii+* Re: Hello!16Moebius
19 Jan 25 iii+- Re: Hello!1Moebius
19 Jan 25 iii`* Re: Hello!14Richard Hachel
19 Jan 25 iii `* Re: Hello!13Moebius
19 Jan 25 iii  `* Re: Hello!12Richard Hachel
19 Jan 25 iii   +- Re: Hello!1Python
19 Jan 25 iii   +* Re: Hello!9Moebius
19 Jan 25 iii   i+* Re: Hello!7Moebius
19 Jan 25 iii   ii`* Re: Hello!6Moebius
19 Jan 25 iii   ii `* Re: Hello!5Python
20 Jan 25 iii   ii  +* Re: Hello!2Moebius
20 Jan 25 iii   ii  i`- Re: Hello!1Chris M. Thomasson
20 Jan 25 iii   ii  `* Re: Hello!2Richard Hachel
20 Jan 25 iii   ii   `- Re: Hello!1Python
20 Jan 25 iii   i`- Re: Hello!1Richard Hachel
19 Jan 25 iii   `- Re: Hello!1Moebius
19 Jan 25 ii`* Re: Hello!8sobriquet
19 Jan 25 ii `* Re: Hello!7sobriquet
19 Jan 25 ii  `* Re: Hello!6Richard Hachel
19 Jan 25 ii   +* Re: Hello!3guido wugi
19 Jan 25 ii   i+- Re: Hello!1Moebius
20 Jan 25 ii   i`- Re: Hello!1Richard Hachel
19 Jan 25 ii   `* Re: Hello!2sobriquet
20 Jan 25 ii    `- Re: Hello!1Richard Hachel
19 Jan 25 i+- Re: Hello!1Ross Finlayson
20 Jan 25 i+* Re: Hello!2Jim Burns
20 Jan 25 ii`- Re: Hello!1Richard Hachel
19 Jan 25 i`- Re: Hello!1Richard Hachel
30 Jan 25 `* What is i ? was: Hello!5Jim Burns
30 Jan 25  +- Re: What is i ? was: Hello!1Richard Hachel
31 Jan 25  `* Re: What is i ? was: Hello!3guido wugi
31 Jan 25   `* Re: What is i ? was: Hello!2Jim Burns
31 Jan 25    `- Re: What is i ? was: Hello!1guido wugi

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