On Wed, Sep 27, 2023 at 02:53:04PM +0000, '68th' via FriCAS - computer algebra
system wrote:
> Hello,
>
> sum2 := sum(cos(%pi*i/n), i = 1..n)
> eval(sum2, n=10)
> gives me an expression. How do I get a real number instead?
After the to lines above use:
numeric(%)
--
Waldek Hebisch
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