Some Properties and a Characterization of Two-Directional Scaling Function

Wan She Li, Ting Ting Hu
2013 Advanced Materials Research  
in this paper, we denote two direction MRA and two direction scaling function in with dilation factor 2, discuss the proposition of two direction scaling function, give a necessary and sufficient condition for a function to be a two direction scaling function.
doi:10.4028/ fatcat:prcprifzwzbkviybeenpy4kndu