MathGroup Archive 2006

[Date Index] [Thread Index] [Author Index]

Search the Archive

Cannot solve 3x3 Eigensystem


The result of

FullSimplify[Eigensystem[{{a1, b1, 0}, {b1, a2, b2}, {0, b2, a3}}, 
Cubics-> True], {b1, b2, a1, a2, a3} \[Element] Reals]

is unfortunately containing Root[].

How do i get my exact solution?


  • Prev by Date: RE: Re: NDSolve with boundary condition(s) at infinity?
  • Next by Date: Re: How do I create a parametric expression?
  • Previous by thread: Infinite integrals of Exp[-A x^2 + 2 B x]
  • Next by thread: Re: Cannot solve 3x3 Eigensystem