var('t')
test3 = -4*cos(t)^4 + 4*cos(t)^2 - 1
sage: solve(test3==0,t)
[]When actually the equation is equivalent to (cos(t))^2 = 1/2 and it does have solutions.
Revision history [back]
 | 1 | initial version |
| | 1 | initial version |
var('t')
test3 = -4*cos(t)^4 + 4*cos(t)^2 - 1
sage: solve(test3==0,t)
[]When actually the equation is equivalent to (cos(t))^2 = 1/2 and it does have solutions.
Copyright Sage, 2010. Some rights reserved under creative commons license. Content on this site is licensed under a Creative Commons Attribution Share Alike 3.0 license.