Splines (with optimal knots) are better
Hermann G. W. Burchard
Abstract
Hermann G. W. Burchard
Abstract
Let SM k be the Polynominal splines of degree n-1, and with K segments. If f∈ C n [a,b],then the distance in the Lp-norm form(0< p ≦ ∞)of from S M k is boundedby M/K n , with a much smaller M than in similar estimates for other processes of approximation.
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Let SM k be the Polynominal splines of degree n-1, and with K segments. If f∈ C n [a,b],then the distance in the Lp-norm form(0< p ≦ ∞)of from S M k is boundedby M/K n , with a much smaller M than in similar estimates for other processes of approximation.
Key concepts: Mathematics, Combinatorics, Degree (music), Knot (papermaking), Norm (philosophy), Mathematical analysis, Physics, Engineering