@Article{ATA-27-201, author = {Lianying Yun , and Wang , Rongwei}, title = {Approximation and Shape-Preserving Properties of $Q$-Stancu Operator}, journal = {Analysis in Theory and Applications}, year = {2011}, volume = {27}, number = {3}, pages = {201--210}, abstract = {

We introduce the definition of $q$-Stancu operator and investigate its approximation and shape-preserving property. With the help of the sign changes of $f (x)$ and $L_n = f ( f ,q;x)$ the shape-preserving property of $q$-Stancu operator is obtained.

}, issn = {1573-8175}, doi = {https://doi.org/10.1007/s10496-011-0201-9}, url = {http://global-sci.org/intro/article_detail/ata/4593.html} }