[1] Firat Univ, Fac Sci, Dept Math, Elazig, Turkey
[2] Islamic Azad Univ, Rasht Branch, Dept Math, Rasht, Iran
[3] Islamic Azad Univ, Rasht Branch, Young Researchers & Elite Club, Rasht, Iran
[4] Univ Guilan, Dept Engn Sci, Fac Engn & Technol, East Guilan, Pc Rudsar Vajargah, Iran
[5] Univ Mazandaran, Fac Math Sci, Dept Math, Babol Sar, Iran
[6] Univ Guilan, Dept Ind Engn, Fac Engn & Technol, East Guilan, Pc Rudsar Vajargah, Iran
[7] Cankaya Univ, Fac Arts & Sci, Dept Math & Comp Sci, Ankara, Turkey
[8] Inst Space Sci, Magurele, Romania