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Tip of the Day
Language: Visual Basic
Expertise: Intermediate
Aug 7, 1997

Evaluate Polynomials Faster

The well-known Horner schema lets you calculate polynomial expressions efficiently. To calculate:
 
A*x^N + B*x^(N-1) + . + Y*x + Z ( ^ means power ), 
simply write this expression as
 
(.((A*x + B)*x + C)*x + . +Y)*x + Z
Alex Bootman
 
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