MathGroup Archive 2006

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

Search the Archive

Re: Trigonometric simplification

carlos at schrieb:
> As an intermediate result of some calculations I have
> the expression
>    r=Tan[a]^2/(Sec[a]^2)^(3/2)
> where a is real. How can I coerce Mathematica into
> simplifying that to
>    r=Cos[a]*Sin[a]^2
> Both Simplify and FullSimplify with assumptions on a
> fail to get the simpler form.
At least FullSimplify doesn't:

FullSimplify[Tan[a]^2/(Sec[a]^2)^(3/2), -Pi < 2*a < Pi]

  • Prev by Date: Matrix Multiplication (with a twist)
  • Next by Date: Symmetric polynomials
  • Previous by thread: Re: Re: Trigonometric simplification
  • Next by thread: programming books / tutorials