MathAction SandBoxF3lix

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fricas

(1) -> myExpr := (1-e^x)^2 - (e^(2*x)- 2*e^x + 1)

$\label{eq1}-{{e}^{2 \ x}}+{{{e}^{x}}^{2}}$

Type: Expression(Integer)

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dumbRule := rule e^(a*b) == e^(b*a)

$\label{eq2}= = \left({{{e}^{a \ b}}, \:{{e}^{a \ b}}}\right)$

Type: RewriteRule?(Integer,Integer,Expression(Integer))

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dumbRule myExpr

$\label{eq3}0$

Type: Expression(Integer)

... --mantepse, Wed, 03 Feb 2010 07:52:51 -0800 reply

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simplify((1-e^x)^2 - (e^(2*x)- 2*e^x + 1))

$\label{eq4}0$

Type: Expression(Integer)

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simplify((1-%e^x)^2 - (%e^(2*x)- 2*%e^x + 1))

$\label{eq5}0$

Type: Expression(Integer)

looks funny in LaTeX but is ok --Bill Page, Wed, 03 Feb 2010 07:53:37 -0800 reply

fricas

)set output algebra on

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)set output tex off

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(1-e^x)^2 - (e^(2*x)- 2*e^x + 1)

           2 x     x 2
   (6)  - e    + (e )

Type: Expression(Integer)

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unparse(%::InputForm)

   (7)  "(-1)*e^(2*x)+(e^x)^2"

Type: String

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)set output algebra off

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)set output tex on