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Polynomial regression: Difference between revisions
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Lagrange interpolating polynomial:
<lang parigp>polinterpolate([0,1,2,3,4,5,6,7,8,9,10],[1,6,17,34,57,86,121,162,209,262,321])</lang>
In newer versions, this can be abbreviated:
<lang parigp>polinterpolate([0..10],[1,6,17,34,57,86,121,162,209,262,321])</lang>
{{out}}
<pre>3*x^2 + 2*x + 1</pre>
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