2 0 Filtering an expression: keeping only term with even power ( 2012-10-23 07:34:50 +0200 )

0 -2 Filtering an expression: keeping only term with even power ( 2012-10-23 07:34:50 +0200 )

2 0 Filtering an expression: keeping only term with even power ( 2012-10-22 20:57:26 +0200 )

10 0 Defining a function of the form $f(x_1,x_2,...,x_n)=\sum_{i=0}^n x_i$ ( 2012-01-29 00:55:07 +0200 )

2 0 Programming with Sage: defining module ( 2011-12-21 20:17:38 +0200 )

10 0 Programming with Sage: defining module ( 2011-12-21 15:58:52 +0200 )

2 0 Defining a function of the form $f(x_1,x_2,...,x_n)=\sum_{i=0}^n x_i$ ( 2011-12-20 10:35:56 +0200 )

10 0 Defining a function of the form $f(x_1,x_2,...,x_n)=\sum_{i=0}^n x_i$ ( 2011-12-20 10:12:47 +0200 )

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