extracting the first N digits of a number

• Subject: extracting the first N digits of a number
• From: Fabrizio Caruso
• Date: Fri, 15 Jul 2005 15:46:04 +0200 (CEST)

Hi all

I have the 2 following questions:

(1) is there a function in Maxima to extract
the first N digits in the decimal representation
of a number?

(2) how can I convert a polynomial in CRE form
back into the non-CRE form?

   Fabrizio

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