> sage: a=(sqrt(4*(sqrt(3) - 5)*(sqrt(3) + 5) + 48) + 4*sqrt(3))/
> (sqrt(3) + 5)
> sage:
> a.imag().n()
> 0.939469338708203*sin(0.500000000000000*pi)

Here's a simpler example:

sage: b = sqrt(-log(2))
sage: print b.imag().n()
0.832554611157698*sin(0.500000000000000*pi)

-- Tianwei

-- 
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

Reply via email to