id	summary	reporter	owner	description	type	status	priority	milestone	component	resolution	keywords	cc	work_issues	upstream	reviewer	author	merged	dependencies	stopgaps
12794	Invalid simplification from Expression.simplify_rational()	mjo	burcin	"Well, I thought this one was safe. Not so!
{{{

sage: u,x = var('u,x')
sage: F = -1/12*(2*(sqrt(24*sqrt(2) - 30)*(155*sqrt(2) - 228) + 2368*sqrt(2) - 3086)*u^3 + (8*(5*(3*sqrt(2) - 4)*sqrt(24*sqrt(2) - 30) - 128*sqrt(2) + 106)*u^3 + 32*(5*(3*sqrt(2) - 4)*sqrt(24*sqrt(2) - 30) - 128*sqrt(2) + 106)*u^2 + (sqrt(24*sqrt(2) - 30)*(385*sqrt(2) - 492) - 6976*sqrt(2) + 6902)*u)*x^3 + 2*(sqrt(24*sqrt(2) - 30)*(525*sqrt(2) - 764) + 6592*sqrt(2) - 8834)*u^2 + 3*(8*(5*(3*sqrt(2) - 4)*sqrt(24*sqrt(2) - 30) - 128*sqrt(2) + 106)*u^3 + 32*(5*(3*sqrt(2) - 4)*sqrt(24*sqrt(2) - 30) - 128*sqrt(2) + 106)*u^2 + (sqrt(24*sqrt(2) - 30)*(575*sqrt(2) - 788) - 1216*sqrt(2) - 118)*u)*x^2 + (5*sqrt(24*sqrt(2) - 30)*(191*sqrt(2) - 276) + 10304*sqrt(2) - 14158)*u + 3*(8*(5*(3*sqrt(2) - 4)*sqrt(24*sqrt(2) - 30) - 128*sqrt(2) + 106)*u^3 + 2*(sqrt(24*sqrt(2) - 30)*(335*sqrt(2) - 468) + 832*sqrt(2) - 1814)*u^2 + (sqrt(24*sqrt(2) - 30)*(765*sqrt(2) - 1084) + 4544*sqrt(2) - 7138)*u)*x)/(sqrt(24*sqrt(2) - 30)*(95*sqrt(2) - 148) + 2880*sqrt(2) - 3510)
sage: b = -1/6*(128*x^3 + 384*x^2 + 6*sqrt(24*sqrt(2) - 30)*((3*sqrt(2) - 4)*x + 3*sqrt(2) - 4) + (x + 1)*sqrt(9216*sqrt(2) + 1216*x^4 + 22144*x^3 + 16*(576*sqrt(2) - 1253)*x + 13056*x^2 + 24*sqrt(24*sqrt(2) - 30)*(4*(3*sqrt(2) - 4)*x^4 - 8*(3*sqrt(2) - 4)*x^3 + 16*(3*sqrt(2) - 4)*x^2 + 25*(3*sqrt(2) - 4)*x - 9*sqrt(2) + 12) - 12176) + 204*x - 52)/(16*x^3 + 48*x^2 + (3*sqrt(2) - 4)*sqrt(24*sqrt(2) - 30) + 48*x - 14)
sage: p  = plot(F(u=b), x, -1, 0)
sage: p += plot(F(u=b).simplify_rational(), x, -1, 0, color='red')
sage: p
}}}"	defect	new	major	sage-5.11	symbolics					N/A