Approximation properties of de la Vallée-Poussin means for piecewise smooth functions
Keyword(s):
2015 ◽
Vol 39
(3)
◽
pp. 427-449
◽
2020 ◽
Vol 10
(1)
◽
pp. 1-24
◽
Keyword(s):
2019 ◽
Vol 40
(5)
◽
pp. 513-534
Keyword(s):
2004 ◽
Vol 19
(5)
◽
2015 ◽
Vol 65
(3)
◽
pp. 1145-1165
◽