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[Octave-bug-tracker] [bug #53576] [octave forge] (symbolic) dsolve error


From: anonymous
Subject: [Octave-bug-tracker] [bug #53576] [octave forge] (symbolic) dsolve errors on sqrt coefficient
Date: Tue, 9 Mar 2021 10:28:01 -0500 (EST)
User-agent: Mozilla/5.0 (Windows NT 10.0; rv:78.0) Gecko/20100101 Firefox/78.0

Follow-up Comment #8, bug #53576 (project octave):

Using Linux

Version:4.2.2
Symbolic 2.9.0 
SymPy 1.5.1 


The example from comment #0 works, and a plot is produced.
The warning is still given

warning: passing floating-point values to sym is dangerous, see "help sym"
warning: called from
    double_to_sym_heuristic at line 50 column 7
    sym at line 379 column 13
    mtimes at line 63 column 5
    mtimes at line 61 column 5


If using comment #3


sqrt2=sym(1.41421);
 de =diff(y, 3 ) +sqrt2*diff(y,2) + diff(y) == 0; 


The warning is

warning: worked around octave bug #42735
warning: called from
    mtimes at line 53 column 5


I see bug #42735 is closed.
I think this bug can be closed.


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