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[Octave-bug-tracker] [bug #48649] parse error with symbolic matrices
From: |
anonymous |
Subject: |
[Octave-bug-tracker] [bug #48649] parse error with symbolic matrices |
Date: |
Thu, 28 Jul 2016 02:49:49 +0000 (UTC) |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:47.0) Gecko/20100101 Firefox/47.0 |
URL:
<http://savannah.gnu.org/bugs/?48649>
Summary: parse error with symbolic matrices
Project: GNU Octave
Submitted by: None
Submitted on: Thu 28 Jul 2016 02:49:47 AM UTC
Category: Interpreter
Severity: 3 - Normal
Priority: 5 - Normal
Item Group: None
Status: None
Assigned to: None
Originator Name: Ian Bruce
Originator Email: address@hidden
Open/Closed: Open
Discussion Lock: Any
Release: 4.0.3
Operating System: Any
_______________________________________________________
Details:
transcript:
GNU Octave, version 4.0.3
Copyright (C) 2016 John W. Eaton and others.
Octave was configured for "x86_64-pc-linux-gnu".
>> pkg load symbolic
>>
>> syms a b c d e f g m
OctSymPy v2.4.0: this is free software without warranty, see source.
Initializing communication with SymPy using a popen2() pipe.
Some output from the Python subprocess (pid 6055) might appear next.
Python 2.7.12 (default, Jun 29 2016, 08:18:26)
[GCC 5.4.0 20160609] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> >>>
OctSymPy: Communication established. SymPy v1.0.
>>
>> m = [ 1 2 3 ; 4 5 6 ; 7 8 9 ]
m =
1 2 3
4 5 6
7 8 9
>> m = [ a c e ; b d f ; g g g ]
m = (sym 3×3 matrix)
⎡a c e⎤
⎢ ⎥
⎢b d f⎥
⎢ ⎥
⎣g g g⎦
>> m = [ a c e ; b d f ; g g 1 ]
m = (sym 3×3 matrix)
⎡a c e⎤
⎢ ⎥
⎢b d f⎥
⎢ ⎥
⎣g g 1⎦
>> m = [ a c e ; b d f ; 0 g 1 ]
m = (sym 3×3 matrix)
⎡a c e⎤
⎢ ⎥
⎢b d f⎥
⎢ ⎥
⎣0 g 1⎦
>> m = [ a c e ; b d f ; g 0 1 ]
m = (sym 3×3 matrix)
⎡a c e⎤
⎢ ⎥
⎢b d f⎥
⎢ ⎥
⎣g 0 1⎦
>> m = [ a c e ; b d f ; 0 0 1 ]
error: octave_base_value::map_value(): wrong type argument 'scalar'
error: octave_base_value::parent_class_name_list(): wrong type argument
'scalar'
>>
Why is this an error?
>> m = [ 1 2 3 ; 4 5 6 ; g g g ]
error: octave_base_value::map_value(): wrong type argument 'scalar'
error: octave_base_value::parent_class_name_list(): wrong type argument
'scalar'
error: octave_base_value::parent_class_name_list(): wrong type argument
'scalar'
>>
Or this?
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