#17469: Maxima hangs on an integral we thought was fixed
------------------------+----------------------------
Reporter: kcrisman | Owner:
Type: defect | Status: new
Priority: major | Milestone: sage-6.5
Component: calculus | Keywords:
Merged in: | Authors:
Reviewers: | Report Upstream: N/A
Work issues: | Branch:
Commit: | Dependencies:
Stopgaps: |
------------------------+----------------------------
#11238 is back.
{{{
;;; Loading #P"/Users/.../sage/local/lib/ecl/sb-bsd-sockets.fas"
;;; Loading #P"/Users/.../sage/local/lib/ecl/sockets.fas"
;;; Loading #P"/Users/.../sage/local/lib/ecl/defsystem.fas"
;;; Loading #P"/Users/.../sage/local/lib/ecl/cmp.fas"
Maxima 5.34.1 http://maxima.sourceforge.net
using Lisp ECL 13.5.1
Distributed under the GNU Public License. See the file COPYING.
Dedicated to the memory of William Schelter.
The function bug_report() provides bug reporting information.
(%i1) display2d:false
;
(%o1) false
(%i2) integrate(exp(-x)*sinh(sqrt(x)),x,0,inf);
(%o2)
-%e^(1/4)*(2*gamma_incomplete(1,1)-gamma_incomplete(1/2,1)-sqrt(%pi)-2)/4
+%e^(1/4)*gamma_incomplete(1,1)/2-%e^(1/4)*gamma_incomplete(1/2,1)/4
+%e^(1/4)*sqrt(%pi)/4-%e^(1/4)/2
(%i3) domain:complex;
(%o3) complex
(%i4) integrate(exp(-x)*sinh(sqrt(x)),x,0,inf);
^C
Maxima encountered a Lisp error:
Console interrupt.
Automatically continuing.
}}}
--
Ticket URL: <http://trac.sagemath.org/ticket/17469>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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