Sage fails to evaluate this expression.

asked 2015-03-29 04:12:06 -0600

This post is a wiki. Anyone with karma >750 is welcome to improve it.

Sage doesn't seem to compute correctly 8*sin(pi/9)^3 - 6*sin(pi/9) + 3^(1/2) which is plain zero.

1 answer

Sort by » oldest newest most voted

eric_g
3574 ●5 ●30 ●79

Sage can compute it, but you must help it with reduce_trig():

a = 8*sin(pi/9)^3 - 6*sin(pi/9) + 3^(1/2)
a.reduce_trig()
0

1 follower

Asked: 2015-03-29 04:12:06 -0600

Seen: 93 times

Last updated: Mar 30 '15