New in Wolfram Mathematica 6: Extended Number Theory Support ◄ previous | next ►
Find Algebraic Number Approximants
Mathematica 6 can find closest algebraic number approximations—here of degree 4 for .
In[1]:=

Click for copyable input
RootApproximant[N[\[ExponentialE]^\[Pi], 18], 4] //

  ToRadicals // TraditionalForm
Out[1]//TraditionalForm=