The following code fails for me (on Ubuntu 10.10, 32 bit, Sage 4.8 compiled from source):
m=sqrt(sin(pi/5)) AA(m).minpoly() I also fails on http://sagemath.org/eval.html /Håkan ---------------------------------------------------------------------- | Sage Version 4.8, Release Date: 2012-01-20 | | Type notebook() for the GUI, and license() for information. | ---------------------------------------------------------------------- sage: m=sqrt(sin(pi/5)) sage: m.minpoly() # works x^8 - 5/4*x^4 + 5/16 sage: QQbar(m).minpoly() # works x^8 - 5/4*x^4 + 5/16 sage: AA(m).minpoly() # does not work ... <snip> ... TypeError: Unable to convert number to real interval. -- To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to sage-support+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-support URL: http://www.sagemath.org