Modulus of smoothness: Difference between revisions

Revision as of 10:21, 5 December 2014

Revision as of 10:22, 5 December 2014

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<math>|f(x)-T_n(x)|\leq c(k)\omega_k\left(\frac{1}{n},f\right),\quad x\in[0,2\pi],</math>

where constant <math>W(k)</math> depends on <math>k\in\mathbb{N}.</math>