Works for me:
sage: X=Integer(54)
sage: sqrt(X,prec=100)
7.3484692283495342945918522241
sage: X=RDF('3.14')
sage: sqrt(X,prec=100)
1.7720045146669350752850780727-- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, send an email to sage-devel+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-devel URL: http://www.sagemath.org
