pi in complex numbers

pi in complex numbers - Mensajes

#1 Publicado: 28/10/2018 17:23:03
Kriss

Kriss

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Hi,
This is maybe not a bug but it doesn't look very well.

Capture.PNG

Result should be pure real 1

I understand why this happen and wonder if that fixable

Regards
Kriss
#2 Publicado: 28/10/2018 21:32:30
Jean Giraud

Jean Giraud

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Wrote

Result should be pure real 1

I understand why this happen and wonder if that fixable



1. your expression is incorrect: Euler 'e' is a number
2. as it should be '1' but not computable it displays complex.
3. often, annoying but |abs| makes it computed.
4. some ancient MainFrames still have pi in numerical values [XXX decimals]
5. Advanced computing machinery use "Simon Plouffle".
6. NOT a bug: just a fact not yet fixable [expect more from Smath Geeks].

pi15.PNG
#3 Publicado: 28/10/2018 21:46:08
Jean Giraud

Jean Giraud

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The search for 'pi' exhausted great Mathematicians [Legendre ...] not to avail.
The proof to 'pi' by isoperimetres dates back to 1813 by French Geometre "Schwab"
Simon Plouffe limit of 'n = infinity'
#4 Publicado: 29/10/2018 3:52:56
Alvaro

Alvaro

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Hi Kriss. You're right. It's a shame that the result isn't exact.

Clipboard03.gif

This was call the most beautiful equation, because relates the most important numbers in the history, which came from different disciplines: calculus, geometry, complexes and natural numbers.

Best regards.
Alvaro.
#5 Publicado: 29/10/2018 11:40:50
Jean Giraud

Jean Giraud

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Wrote

Hi Kriss. You're right. It's a shame that the result isn't exact.



Even worst if not cautious !

Annoying in the attached LinfitCheby.
Was reported long time ago.

Bugpi.PNG

GenfitLinfitCheby.sm (74,75 KiB) descargado 1364 vez(es).
#6 Publicado: 30/10/2018 12:31:21
Andrey Ivashov

Andrey Ivashov

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Thank you! Fixed in the latest beta: https://en.smath.info/forum/yaf_postst14958_Beta--SMath-Studio-0-99-6877--30-October-2018.aspx
#7 Publicado: 30/10/2018 18:48:33
Kriss

Kriss

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Seems to be working. Thanks
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