when I compute the matrix determinant, I face with numbers like 6247838915​024199/225​1799813685​248. which is simply equal to 2.7746 ?

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when I compute the matrix determinant, I face with numbers like 6247838915024199/2251799813685248. which is simply equal to 2.7746 ? how can I get rid of this kind of numbers?
Thanks in Advanced

Réponses (1)

Walter Roberson
Walter Roberson le 30 Oct 2012
You might have
format rat
in effect to cause it to display floating point numbers as rationals.
Alternately you might be using the symbolic toolbox, which computes as rationals unless told otherwise. To convert such a symbolic rational number, use vpa() or double()

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