TY - JOUR
AU - A. A. Shumeiko
PY - 2000/01/25
Y2 - 2024/09/12
TI - On lower bounds for the approximation of functions by local splines with nonfixed nodes
JF - Ukrainsâ€™kyi Matematychnyi Zhurnal
JA - Ukr. Mat. Zhurn.
VL - 52
IS - 1
SE - Research articles
DO -
UR - https://umj.imath.kiev.ua/index.php/umj/article/view/4403
AB - For functions integrable to the power \(\beta = (r + 1 + 1/p)^{ - 1} \) , we obtain asymptotically exact lower bounds for the approximation by local splines of degree r and defect k< r/2 in the metric of L p
ER -