#16671: implement harmonic number function H(n,m)
-------------------------+-------------------------------------------------
Reporter: rws | Owner:
Type: | Status: needs_work
defect | Milestone: sage-pending
Priority: major | Resolution:
Component: | Merged in:
symbolics | Reviewers:
Keywords: | Work issues:
special, log | Commit:
Authors: Ralf | d60311eda7cce822b74480550498da09b34b7a63
Stephan | Stopgaps:
Report Upstream: N/A |
Branch: |
u/rws/16671 |
Dependencies: |
#17790 |
-------------------------+-------------------------------------------------
Changes (by dkrenn):
* status: needs_review => needs_work
Comment:
{{{
sage -t src/sage/symbolic/function.pyx
**********************************************************************
File "src/sage/symbolic/function.pyx", line 394, in
sage.symbolic.function.Function.__call__
Failed example:
binomial(Qp(2)(9),5)
Exception raised:
Traceback (most recent call last):
File "/local/dakrenn/sage/6.9/local/lib/python2.7/site-
packages/sage/doctest/forker.py", line 496, in _run
self.compile_and_execute(example, compiler, test.globs)
File "/local/dakrenn/sage/6.9/local/lib/python2.7/site-
packages/sage/doctest/forker.py", line 858, in compile_and_execute
exec(compiled, globs)
File "<doctest sage.symbolic.function.Function.__call__[20]>", line
1, in <module>
binomial(Qp(Integer(2))(Integer(9)),Integer(5))
File "sage/symbolic/function.pyx", line 851, in
sage.symbolic.function.GinacFunction.__call__
(build/cythonized/sage/symbolic/function.cpp:9858)
res = super(GinacFunction, self).__call__(*args, **kwds)
File "sage/symbolic/function.pyx", line 998, in
sage.symbolic.function.BuiltinFunction.__call__
(build/cythonized/sage/symbolic/function.cpp:11421)
res = super(BuiltinFunction, self).__call__(
File "sage/symbolic/function.pyx", line 511, in
sage.symbolic.function.Function.__call__
(build/cythonized/sage/symbolic/function.cpp:7288)
res = g_function_eval2(self._serial, (<Expression>args[0])._gobj,
File "sage/symbolic/pynac.pyx", line 187, in
sage.symbolic.pynac.pyExpression_to_ex
(build/cythonized/sage/symbolic/pynac.cpp:4108)
raise TypeError("function did not return a symbolic expression or
an element that can be coerced into a symbolic expression")
TypeError: function did not return a symbolic expression or an element
that can be coerced into a symbolic expression
}}}
--
Ticket URL: <http://trac.sagemath.org/ticket/16671#comment:68>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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