Document Type: Research Paper


1 Department of Application Mathematics, Kerman Graduate University of High Technology, PO. Code 76315-115, Iran

2 Department of Mathematics, Shahid Bahonar University of Kerman, PO. Code 76175-133, Iran

3 Department of Mathematics, Ferdowsi University of Mashhad, PO. Code 1159-91775, Iran


In This paper, we give a necessary condition for function in $L^2$ with its dual to generate a dual shearlet tight frame with respect to admissibility.


Main Subjects

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[2] I. Daubechies, B. Han, Pairs of dual wavelet frames from any two renable functions, Constr. Appr.,to appear.

[3] B. Han, On dual wavelet tight frames, Appl. Comput. Harmon. Anal. 4 (1997) 380-413.

[4] G. Kutyniok, D. Labate, Shearlets: Multiscale Analysis for Multivariate Data, Birkhauser, Basel, 2012.