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Date: 19-1-2019
645
Date: 13-2-2019
4839
Date: 6-3-2017
853
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For a polynomial
(1) |
several classes of norms are commonly defined. The -norm is defined as
(2) |
for , giving the special cases
(3) |
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(4) |
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(5) |
Here, is called the polynomial height. Note that some authors (especially in the area of Diophantine analysis) use as a shorthand for and as a shorthand for , while others (especially in the area of computational complexity) used to denote the -norm and (Zippel 1993, p. 174).
Another class of norms is the -norms, defined by
(6) |
for , giving the special cases
(7) |
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(8) |
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(9) |
(Borwein and Erdélyi 1995, p. 6).
REFERENCES:
Borwein, P. and Erdélyi, T. "Norms on ." §1.1.E.3 in Polynomials and Polynomial Inequalities. New York: Springer-Verlag, pp. 6-7, 1995.
Zippel, R. Effective Polynomial Computation. Boston, MA: Kluwer, 1993.
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