Document Type : Research Paper
Authors
1 Department of Math, Faculty of Basic Sciences, Hashemi Nejad Campus, Mashhad, Khorasan Razavi
2 Farhangiyan UniversityDepartment of Physics, Faculty of Basic Sciences, Shahid Beheshti Campus, Mashhad, Khorasan Razavi
3 Department of Physics, Faculty of Basic Sciences, Shahid Beheshti Campus, Mashhad, Khorasan Razavi
Abstract
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