I tried this - didn't work, but thanks for the suggestion.

On Wednesday, August 24, 2016 at 4:42:21 PM UTC+1, HG wrote:
>
> I forgot : try x=var("x")
>
> Le mercredi 24 août 2016 11:47:40 UTC+2, Paul Johnson a écrit :
>>
>> Hi, 
>>
>> I've just started using Sage (sage-7.3-OSX_10.11.6-x86_64.app.dmg) on 
>> Mac OS X 10.11.6. The first solve example...
>>
>> x = var('x')
>> solve([x^2 - 3 == 0], x)
>> ...gives the error below. Any advice greatly appreciated.
>>
>> Best wishes,
>> Paul
>>
>>
>> Traceback (most recent call last):
>>   File "<stdin>", line 1, in <module>
>>   File "_sage_input_20.py", line 10, in <module>
>>     exec compile(u'open("___code___.py","w").write("# -*- coding: utf-8 
>> -*-\\n" + 
>> _support_.preparse_worksheet_cell(base64.b64decode("eCA9IHZhcigneCcpCnNvbHZlKHheMiArIDMqeCArIDIsIHgp"),globals())+"\\n");
>>  execfile(os.path.abspath("___code___.py"))
>>   File "", line 1, in <module>
>>     
>>   File 
>> "/private/var/folders/rk/qdw3mmfx7b953w6h3zyh287m0000gn/T/tmpgKDgig/___code___.py",
>>  line 4, in <module>
>>     exec compile(u'solve(x**_sage_const_2  + _sage_const_3 *x + 
>> _sage_const_2 , x)
>>   File "", line 1, in <module>
>>     
>>   File 
>> "/Applications/SageMath-7.3.app/Contents/Resources/sage/local/lib/python2.7/site-packages/sage/symbolic/relation.py",
>>  line 800, in solve
>>     ans = f.solve(*args,**kwds)
>>   File "sage/symbolic/expression.pyx", line 10679, in 
>> sage.symbolic.expression.Expression.solve 
>> (/Applications/SageMath-7.3.app/Contents/Resources/sage/src/build/cythonized/sage/symbolic/expression.cpp:53735)
>>   File "sage/symbolic/expression.pyx", line 802, in 
>> sage.symbolic.expression.Expression._maxima_ 
>> (/Applications/SageMath-7.3.app/Contents/Resources/sage/src/build/cythonized/sage/symbolic/expression.cpp:7281)
>>   File "sage/structure/sage_object.pyx", line 673, in 
>> sage.structure.sage_object.SageObject._interface_ 
>> (/Applications/SageMath-7.3.app/Contents/Resources/sage/src/build/cythonized/sage/structure/sage_object.c:5506)
>>   File "sage/misc/lazy_import.pyx", line 354, in 
>> sage.misc.lazy_import.LazyImport.__getattr__ 
>> (/Applications/SageMath-7.3.app/Contents/Resources/sage/src/build/cythonized/sage/misc/lazy_import.c:3486)
>>   File "sage/misc/lazy_import.pyx", line 246, in 
>> sage.misc.lazy_import.LazyImport._get_object 
>> (/Applications/SageMath-7.3.app/Contents/Resources/sage/src/build/cythonized/sage/misc/lazy_import.c:2241)
>>   File 
>> "/Applications/SageMath-7.3.app/Contents/Resources/sage/local/lib/python2.7/site-packages/sage/interfaces/maxima_lib.py",
>>  line 105, in <module>
>>     ecl_eval("(set-locale-subdir)")
>>   File "sage/libs/ecl.pyx", line 1315, in sage.libs.ecl.ecl_eval 
>> (/Applications/SageMath-7.3.app/Contents/Resources/sage/src/build/cythonized/sage/libs/ecl.c:10158)
>>   File "sage/libs/ecl.pyx", line 1330, in sage.libs.ecl.ecl_eval 
>> (/Applications/SageMath-7.3.app/Contents/Resources/sage/src/build/cythonized/sage/libs/ecl.c:10097)
>>   File "sage/libs/ecl.pyx", line 343, in sage.libs.ecl.ecl_safe_eval 
>> (/Applications/SageMath-7.3.app/Contents/Resources/sage/src/build/cythonized/sage/libs/ecl.c:5162)
>> RuntimeError: ECL says: The function SET-LOCALE-SUBDIR is undefined.
>>
>>
>>
>>
>>         
>>
>>

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