On 2013-02-24, Rolandb <[email protected]> wrote: > Using 5.7 in Windows 64, I got the following message: > > solution=solve([(a*x+b*y)*x*y/c==1,3*log(a + b + c) - > log(27*a*b*x*y)],x,y,solution_dict=True) > for sol in solution: show(sol)
> ;;; Detected access to protected memory, also kwown as 'bus or > segmentation fault'. > ;;; Jumping to the outermost toplevel prompt That looks like an error message from ECL. I'm guessing Sage has translated 'solve' here to Maxima's 'to_poly_solve'. I get this with ECL 12.2.1 + current (post-5.29) Maxima source on Linux. (%i1) load (to_poly_solve); Loading maxima-grobner $Revision: 1.6 $ $Date: 2009-06-02 07:49:49 $ (%o1) /home/robert/maxima/maxima-git/maxima-code/share/to_poly_solve/to_poly_s\ olve.mac (%i2) to_poly_solve ([(a*x+b*y)*x*y/c=1,3*log(a + b + c) - log(27*a*b*x*y)],[x,y]); Maxima encountered a Lisp error: BINDING-STACK overflow at size 8448. Stack can probably be resized. Automatically continuing. To enable the Lisp debugger set *debugger-hook* to nil. Maxima encountered a Lisp error: Detected access to an invalid or protected memory address. Automatically continuing. Looks like a stack overflow in to_poly_solve -- I didn't go farther. Can someone please submit a bug report. http://sourceforge.net/p/maxima/bugs best Robert Dodier -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/sage-support?hl=en. For more options, visit https://groups.google.com/groups/opt_out.
