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CBF(f(i)) loops for a builtin function f with no corresponding method #32871

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mezzarobba opened this issue Nov 14, 2021 · 11 comments
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CBF(f(i)) loops for a builtin function f with no corresponding method #32871

mezzarobba opened this issue Nov 14, 2021 · 11 comments
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c: symbolics p: major / 3 t: bug
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sage-9.5

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@mezzarobba
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See also #32851.
Used to work with Sage 9.2.

CC: @dimpase

Component: symbolics

Author: Marc Mezzarobba

Branch: 5ef7cc8

Reviewer: Dima Pasechnik

Issue created by migration from https://trac.sagemath.org/ticket/32871
@mezzarobba mezzarobba added this to the sage-9.5 milestone Nov 14, 2021
@mezzarobba
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Author: Marc Mezzarobba

@mezzarobba
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Branch: u/mmezzarobba/SRtoCBF

@mezzarobba
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Commit: 5ef7cc8

@mezzarobba
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New commits:

5ef7cc8#32871 fix infinite recursion in SR → [RC]BF conversion

@dimpase
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dimpase commented Nov 14, 2021

comment:3

OK, this works, thanks.

@dimpase
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dimpase commented Nov 14, 2021

Reviewer: Dima Pasechnik

@vbraun
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vbraun commented Nov 15, 2021

Changed branch from u/mmezzarobba/SRtoCBF to 5ef7cc8

@vbraun vbraun closed this as completed in 402efc3 Nov 15, 2021
@mwageringel
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comment:5

With this ticket, I get the following error:

sage: a = acos(float(1/4) * sqrt(int(5)))
sage: CBF(a)
---------------------------------------------------------------------------
AttributeError                            Traceback (most recent call last)
...
AttributeError: 'float' object has no attribute 'parent'

@mwageringel
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Changed commit from 5ef7cc8 to none

@dimpase
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dimpase commented Jan 12, 2022

comment:6

one already gets this error from CBF(float(0.25)*sqrt(int(5)))

@mezzarobba
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comment:7

Thanks; → #33157.

@mezzarobba mezzarobba mentioned this issue Feb 13, 2022
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c: symbolics p: major / 3 t: bug
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@vbraun @dimpase @mezzarobba @mwageringel