I must correct myself
The region you asked has the area sage: (pi*2^2-ii).n() 9.24765361630167 A Ch -- To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/sage-support URL: http://www.sagemath.org
