[back] [prev] [next] [index] [root]

<p>&nbsp;<p>
<hr noshade size="5">
<h2><a name="PolyDeriv"></a>
PolyDeriv
</h2>

Returns the derivative of a given polynomial.

<p><p>

<h3>
Syntax:
</h3>
<pre>h := PolyDeriv(f);</pre>

<p>

<table>
<tr>
<td>polynomial</td>
<td><pre>  h  </pre></td>
<td></td>
</tr>
<tr>
<td>polynomial</td>
<td><pre>  f  </pre></td>
<td></td>
</tr>
</table>

<p>


<h3>
Description:
</h3>
Returns the derivative h\in S[x] of a polynomial f\in S[x].

<p><p>

<p>
<hr>
<p>
<h3>
Example:
</h3>
The derivative of x^4 + 73*x^2 - 280*x - 2399:
<pre>

kash> f := Poly(Zx, [1, 0, 73, -280, -2399]);
x^4 + 73*x^2 - 280*x - 2399
kash> PolyDeriv(f);
> 4*x^3 + 146*x - 280

</pre>

<p>


<hr>

<p>
<a href="../kashref.html"><- back</a>[back] [prev] [next] [index] [root]