Recent content by keddelove

  1. K

    Graduate Characteristic Polynomial for A with a=-1

    Oops, should have stated: Show that this is correct for a=-1 in any field.
  2. K

    Graduate Characteristic Polynomial for A with a=-1

    And again a question: L is a field for which a \in L . The matrix A = \frac{1}{2}\left( {\begin{array}{*{20}c} 1 & 1 & 1 & 1 \\ 1 & a & { - 1} & { - a} \\ 1 & { - 1} & 1 & { - 1} \\ 1 & { - a} & { - 1} & a \\ \end{array}} \right) has the characteristic polynomial x^4 -...
  3. K

    Graduate Inner Product: Equation for x^p & x^q | 65 Chars

    Hello, I am working on an assignment were I have shown that a certain equation defines an inner product, which was simple enough. Te equation was: \left\langle {f,g} \right\rangle = \int\limits_0^1 {f\left( x \right)g\left( x \right)x^2 dx} My question then is: How do i state an equation for...