By Author

A

  • Abirami, C. [1] Faculty of Engineering and Technology, SRM University, Kattankulathur- 603203, Tamilnadu, India.
  • Adeniran, Esther O. [1] Department of Mathematics, University of Ilorin, P.M.B. 1515 Ilorin, Nigeria.
  • Akinwumi, Sunday E. [1] Department of Mathematics, University of Ilorin, P.M.B. 1515 Ilorin, Nigeria.
  • Akkurt, Abdullah [1] Department of Mathematics, Faculty of Science and Arts, University of Kahramanmaraş Sütçü İmam, 46100, Kahramanmaraş, Turkey.
  • Aksoy, Asuman [1] Department of Mathematics, Claremont McKenna College, 850 Columbia Avenue, Claremont, CA 91711, USA.
  • Aktaş, İbrahim [1] Department of Mathematics, Kamil Özdağ Science Faculty, Karamanoğlu Mehmetbey Uninersity, Karaman, Turkey.
  • Alijani, Aliakbar [1] Mollasadra Technical and Vocational College, Technical and Vocational University, Ramsar, Iran.
  • Almutairy, S. [1] Department of Mathematics, University of Dayton, Dayton, OH 45469-2316 USA;
  • Alshammari, M. [1] Department of Mathematics, University of Dayton, Dayton, OH 45469-2316 USA;
  • Altinkaya, Şahsene [1] Department of Mathematics, Faculty of Arts and Science, Uludag University, 16059, Görükle, Bursa, Turkey.
  • Altinkaya, Şahsene [1] Department of Mathematics, Faculty of Arts and Science, Uludag University, Bursa, Turkey.
  • Altinkaya, Şahsene [1] Department of Mathematics, Faculty of Science, Uludag University, 16059, Bursa, Turkey.
  • Anaya, José G. [1] Facultad de Ciencias, Universidad Autónoma del Estado de México, Instituto Literario No. 100, Col. Centro, C. P. 50000, Toluca, México.
  • Ardjouni, Abdelouaheb [1] Department of Mathematics and Informatics, University of Souk Ahras, P.O. Box 1553, Souk Ahras, 41000, Algeria.
  • Ardjouni, Abdelouaheb [1] Department of Mathematics and Informatics, University of Souk Ahras, P.O.Box 1553, Souk Ahras, 41000, Algeria.
  • Argyros, Ioannis K. [1] Department of Mathematical Sciences, Cameron University, Lawton, OK 73505, USA
  • Argyros, Ioannis K. [1] Department of Mathematical Sciences, Cameron University, Lawton, OK 73505, USA.
  • Argyros, Ioannis K [1] Department of Mathematical Sciences, Cameron University, Lawton, OK 73505, USA.
  • Ashrafi, Ali Reza [1] Department of Pure Mathematics, University of Kashan, Kashan, P.O. Box 87317-51167, Iran
  • Asserda, Said [1] Ibn tofail University, Faculty of Sciences, Department of Mathematics, P.O.Box 242, Kenitra, Morocco.
  • Atshan, Shakir [1] Department of Mathematics, Thi Qar Directorates of Education, Ministry of Education, Iraq.
  • Awolere, Ibrahim [1] Department of Mathematics, Emmanuel Alayande College of Education, P. M. B. 1010, Oyo, Oyo State, Nigeria.

B

  • Bagewadi, Channabasappa Shanthappa [1] Department of Mathematics, Kuvempu University, Shankaraghatta - 577 451, Shimoga, Karnataka, India.
  • Balaji, S. [1] Department of Mathematics, School of Advanced Sciences, Vellore Institute of Technology, Vellore, Tamilnadu - 632 014, India.
  • Balaji, V. K. [1] Department of Mathematics, L.N. Govt. College Ponneri, Chennai, Tamilnadu, India.
  • Bambozzi, Federico [1] Fakultät für Mathematik, Universität Regensburg, 93040 Regensburg, Germany
  • Basheer, Ayoub Basheer Mohammed [1] School of Mathematical and Computer Sciences, University of Limpopo (Turfloop), P Bag X1106, Sovenga 0727, South Africa
  • Basheer, Ayoub B.M. [1] Department of Mathematical Sciences, North-West University (Mafikeng), P Bag X2046, Mmabatho 2735, South Africa.
  • Baskar, P. [1] Department of Mathematics, New Horizon college of Engineering, Bangalore, Karnataka, India.
  • Benabdallah, Mehdi [1] Department of Mathematics, Faculty of Math and Computer, USTOran, 31000, Algeria
  • Bhat, Ambika [1] Ambika Bhat, School of Mathematics, Shri Mata Vaishno Devi University, Kakryal, Katra-182320, J& K, India.
  • Billing, Sukhwinder Singh [1] Department of Mathematics, Sri Guru Granth Sahib World University , Fatehgarh Sahib-140407, Punjab, India.
  • Billing, Sukhwinder Singh [1] Department of Mathematics, Sri Guru Granth Shaib World University, Fatehgarh Sahib-140407, Punjab, India.
  • Bouhadjera, Hakima [1] Laboratory of Applied Mathematics Badji Mokhtar-Annaba University P.O. Box 12, 23000 Annaba, Algeria
  • Bouziani, Abdelfatah [1] Département de Mathématiques et Informatique, Université Larbi Ben M'hidi, Oum El Bouagui, B.P. 565, 04000, Algerie.
  • Brar, Richa [1] Department of Mathematics, Sri Guru Granth Sahib World University , Fatehgarh Sahib-140407, Punjab, India.
  • Bulut, Serap [1] Kocaeli University, Faculty of Aviation and Space Sciences, Arslanbey Campus, 41285 Kartepe-Kocaeli, TURKEY.

C

  • Cabrera-Padilia, M.G. [1] Departamento de Matematicas´ , Universidad de Almerıa, 04120 Almerıa, Spain.
  • Cano, Alfredo [1] Facultad de Ciencias, Universidad Autónoma del Estado de México, Instituto Literario No. 100, Col. Centro, C. P. 50000, Toluca, México.
  • Castañeda-Alvarado, Enrique [1] Facultad de Ciencias, Universidad Autónoma del Estado de México, Instituto Literario No. 100, Col. Centro, C. P. 50000, Toluca, México.
  • Castillo-Rubí, Marco A. [1] Facultad de Ciencias, Universidad Autónoma del Estado de México, Instituto Literario No. 100, Col. Centro, C. P. 50000, Toluca, México.
  • Chavez-Dominguez, J.A. [1] Department of Mathematics, University of Oklahoma, Norman, Oklahoma, 7 3019, United States.

D

  • Das, Namita [1] Department of Mathematics, Utkal University, Vanivihar, Bhubaneswar, 751004,, Odisha, India
  • Das, Pankaj Kumar [1] Department of Mathematical Sciences, Tezpur University, Napaam, Tezpur, Assam -784028, India
  • Datt, Gopal [1] Department of Mathematics, PGDAV College, University of Delhi, Delhi-110065 (INDIA).
  • David, Sunday Peter [1] Department Of Mathematics, Faculty of Science, Obafemi Awolowo University, Ile-Ife, Nigeria
  • Djoudi, Ahcene [1] Department of Mathematics, University of Annaba, P.O. Box 12, Annaba, 23000, Algeria.
  • Djoudi, Ahcene [1] Department of Mathematics, University of Annaba, P.O. Box 12, Annaba 23000, Algeria.
  • Dragomir, Silvestru Sever [1] 1-Mathematics, College of Engineering & Science, Victoria University, PO Box 14428, Melbourne City, MC 8001, Australia. 2-DST-NRF Centre of Excellence in the Mathematical and Statistical Sciences, School of Computational & Applied Mathematics, University of the Witwatersrand, Private Bag 3, Johannesburg 2050, South Africa.
  • Dragomir, Silvestru S. [1] Mathematics, College of Engineering & Science, Victoria University, P.O. Box 14428, Melbourne City, MC 8001, Australia.
  • Du, Tingsong [1] College of Science, China Three Gorges University, 443002, Yichang, P. R. China.
  • Dutta, Jutirekha [1] Department of Mathematical Sciences, Tezpur University, Napaam-784028, Sonitpur, Assam, India.

E

  • Erappa, Shobha M. [1] Department of Mathematics, Manipal Institute of Technology, Manipal, Karnataka, 576104, India
  • Erken, İrem Küpeli [1] Faculty of Engineering and Natural Sciences, Department of Mathematics, Bursa Technical University, Bursa, Turkey.

F

G

  • Gangopadhyay, Ranadip [1] DST-CIMS, Institute of Science, Banaras Hindu University, Varanasi-221005, India.
  • Ganiev, Inomjon [1] Department of Science in Engineering, Faculty of Engineering, International Islamic University Malaysia, P.O. Box 10, 50728 Kuala-Lumpur, Malaysia
  • Ganiev, Umarjon [1] Department of Physics Fergana Medical College, Fergana, Uzbekistan
  • García-Bayona, Ismael [1] Departamento de Análisis Matemático, Universidad de Valencia, 46100 Burjassot, Valencia, Spain.
  • Gbadeyan, Jacob Abiodun [1] Department of Mathematics, University of Ilorin, Ilorin, Kwara-State, Nigeria.
  • George, Santhosh [2] Department of Mathematical and Computational Sciences, National Institute of Technology Karnataka, India-575 025.
  • George, Santhosh [1] Department of Mathematical and Computational Sciences, NIT Karnataka, 575 025, India
  • Ghadle, Kirtiwant [1] Department of Mathematics, Dr. Babasaheb Ambedkar Marathwada University, Aurangabad 431-004, India.
  • Giri, Chinmay Kumar [1] Department of Mathematics, National Institute of Technology Raipur, Raipur 492010, Chhattisgarh, India.
  • Gulzar, Suhail [1] Islamic University of Science & Technology Awantipora, Kashmir, India.
  • Gupta, Cheena [1] I K G Punjab Technical University, Punjab, India.
  • Gupta, Vijay [1] Department of Mathematics, Netaji Subhas Institute of Technology, Sector 3 Dwarka, New Delhi-110078, India.

H

  • Hamoud, Ahmed Abdullah [1] Department of Mathematics Faculty of Education and Science, Taiz University, Taiz, Yemen.
  • Hariri, Mohamed [1] Department of Mathematics, University of Djillali Liabes, Sidi Bel-Abbes, 22000, Algeria.
  • Hola, Lubica [1] Academy of Sciences, Institute of Mathematics Stefˇ anikova 49, 81473 Bratislava,´ Slovakia
  • Holy, Dusan [1] Department of Mathematics and Computer Science, Faculty of Education, Trnava University, Priemyselna 4, 918 43 Trnava, Slovakia´
  • Hui, Shyamal Kumar [1] Department of Mathematics, The University of Burdwan, Golapbag, Burdwan – 713104, West Bengal, India.

I

  • Ilkhanizadeh Manesh, Asma [1] Department of Mathematics, Vali-e-Asr University of Rafsanjan, P.O.Box: 7713936417, Rafsanjan, Iran.
  • Ilojide, Emmanuel [1] Department Of Mathematics, College of Physical Sciences, Federal University of Agriculture, Abeokuta, Nigeria.

J

  • Jahangiri, Jay M. [1] Mathematical Sciences, Kent State University, Kent, Ohio, U.S.A.
  • Jaiyeola, Temitope Gbolahan [1] Department Of Mathematics, Faculty of Science, Obafemi Awolowo University, Ile-Ife, Nigeria.
  • Jimenez-Vargas, A. [1] Departamento de Matematicas´ , Universidad de Almerıa, 04120 Almerıa, Spain.
  • Johnson, P. Sam [1] Department of Mathematical and Computational Sciences, National Institute of Technology Karnataka, Surathkal, Karnataka - 575 025, India.

K

  • Kadir, Bilikis B. [1] Department of Mathematics, University of Ilorin, P.M.B. 1515 Ilorin, Nigeria.
  • Kajla, Arun [1] Department of Mathematics, Central University of Haryana, Haryana-123031, India.
  • Karakoç, Filiz [1] Department of Mathematics, Faculty of Science and Arts, Duzce University,¨ Duzce, Turkey¨
  • Kashuri, Artion [1] Department of Mathematics, Faculty of Technical Science, University ”Ismail Qemali”, Vlora, Albania.
  • Kaur, Pardeep [1] Department of Applied Sciences, Baba Banda Singh Bahadur Engineering College, Fatehgarh Sahib-140407, Punjab, India.
  • Khoddami, Ali Reza [1] Department of Pure Mathematics, University of Shahrood, P. O. Box 3619995161- 316, Shahrood, Iran.
  • Kiran Kumar, Devasandra L. [1] Department of Mathematics, Jnanabharathi Campus, Bangalore University, Bengaluru, 560 056, INDIA.
  • Kočinac, Ljubiša D.R. [1] University of Niˇs, Faculty of Sciences and Mathematics, 18000 Niˇs, Serbia
  • Krasniqi, Xhevat Z. [1] University of Prishtina “Hasan Prishtina”, Faculty of Education, Department of Mathematics and Informatics, Avenue “Mother Theresa” 5, Prishtine, Kosovo.
  • Kumar, Alok [2] Department of Computer Science, Dev Sanskriti Vishwavidyalaya, Haridwar- 249411, Uttarakhand, India.
  • Kumar, Manoj [1] DST-Centre for Interdisciplinary Mathematical Sciences, Institute of Science, Banaras Hindu University, Varanasi-221005, India.
  • Kumar, Sushil [1] Department of mathematics and Astronomy, University of Lucknow, Lucknow, India
  • Kumara Swamy, Diddi [1] Department of Mathematics, Christu Jyoti Institute of Technology and Science, Jangaon, 506167, India.

L

  • Lamei, Sanaz [1] Faculty of Mathematical Sciences, University of Guilan, P.O.Box 1914, Rasht, Iran.
  • Lerkchaiyaphum, Kritsada [1] Department of Mathematics, Faculty of Science and Technology, Nakhon Pathom Rajabhat University, Nakhon Pathom 73000, Thailand.
  • Liko, Rozana [1] Department of Mathematics, Faculty of Technical Science, University ”Ismail Qemali”, Vlora, Albania.

M

  • Magesh, Nanjundan [1] P. G. and Research Department of Mathematics, Govt Arts College for Men, Krishnagiri-635001, India.
  • Magesh, Nanjundan [1] Post-Graduate and Research Department of Mathematics, Government Arts College for Men, Krishnagiri 635001, Tamilnadu, India.
  • Mahto, Sanjay Kumar [1] Department of Mathematics, Indian Institute of Technology, Kharagpur 721302, India.
  • Majeed, Abdulrahman H. [1] Department of Mathematics, College of Science, Baghdad University, Iraq.
  • Malekmohammadi, Nasrin [1] Department of Pure Mathematics, University of Kashan, Kashan, P.O. Box 87317-51167, Iran
  • Malik, Neha [1] Department of Mathematics, Netaji Subhas Institute of Technology, Sector 3 Dwarka, New Delhi-110078, India.
  • Maurya, Ramapati [1] I K G Punjab Technical University, Punjab, India; Department of Mathematics, Manav Rachna University, Haryana, India.
  • Mazi, Emeka [1] Department of Mathematics, Faculty of Science, University of Ilorin, Nigeria
  • Mebawondu, Akindele Adebayo [1] School of Mathematics, Statistics and Computer Science, University of KwaZuluNatal, Durban, South Africa
  • Meftah, Badreddine [1] Laboratoire des t'el'ecommunications, Facult'e des Sciences et de la Technologie, University of 8 May 1945 Guelma, P.O. Box 401, 24000 Guelma, Algeria.
  • Mishra, Debasisha [1] Department of Mathematics, National Institute of Technology Raipur, Raipur 492010, Chhattisgarh, India.
  • Mishra, Lakshmi Narayan [1] Department of Mathematics, School of Advanced Sciences, Vellore Institute of Technology (VIT) University, Vellore 632 014, Tamil Nadu, India.
  • Mohammadhasani, Ahmad [1] Department of Mathematics, Sirjan University of Technology, Sirjan, Iran.
  • Moori, Jamshid [1] Department of Mathematical Sciences, North-West University (Mafikeng), P Bag X2046, Mmabatho 2735, South Africa.
  • Moors, Warren B. [1] Department of Mathematics, The University of Auckland, Pr ivate Bag 92019, Auckland, New Zealand.
  • Murugusundaramoorthy, Gangadharan [1] Department of Mathematics, School of Advanced Sciences, Vellore Institute of Technology, Vellore - 632014, India.

N

  • Nagaraja, Halammanavar G. [1] Department of Mathematics, Jnanabharathi Campus, Bangalore University, Bengaluru, 560 056, INDIA.
  • Nath, Rajat Kanti [1] Department of Mathematical Sciences, Tezpur University, Napaam-784028, Sonitpur, Assam, India.
  • Nouioua, Farid [1] Department of Mathematics and Informatics, University of Souk Ahras, P.O. Box 1553, Souk Ahras, 41000, Algeria.

O

  • Ogunmiloro, Oluwatayo Michael [1] Department of Mathematics, Ekiti - State University(EKSU), Ado-Ekiti, Ekiti - State, Nigeria.
  • Ohri, Neelima [1] Department of Mathematics, University of Delhi, Delhi - 110007 (INDIA).
  • Okelo, Benard [1] Department of Pure and Applied Mathematics, School of Mathematics and Actuarial Science, Jaramogi Oginga Odinga University of Science and Technology, Box 210-40601, Bondo-Kenya.
  • Oladipo, Abiodun Tinuoye [1] Department of Pure and Applied Mathematics, Ladoke Akintola University of Tecchnology, Ogbomoso, Oyo State, Nigeria.
  • Oussaeif, Taki Eddine [1] Department of Mathematics and Informatics., The Larbi Ben M'hidi University, Oum El Bouaghi, Algeria.
  • Oyebo, Yakubu Tunde [1] Department Of Mathematics, Faculty of Science, Lagos State University, Lagos, Nigeria.

P

  • Padmanabhan, Spirangaiah [1] Department of Mathematics, R N S I T, Uttarahalli-Kengeri Road, Bangalore, Karnataka, India.
  • Pandoh, Suruchi [1] Department of Mathematics, Shri Mata Vaishno Devi University, Katra- 182320, J & K (India).
  • Pangalela, Yosafat E.P. [1] Department of Mathematics and Statistics, University of Otago, PO Box 56, Dunedin 9054, New Zealand
  • Patra, Akshoy [1] Department of Mathematics, Govt. College of Engineering and Technology, Berhampur, Murshidabad – 742101, West Bengal, India.
  • Pečarič, Josip [1] Faculty of Textile Technology, University of Zagreb, Prilaz baruna Filipovica 28a, 10000 Zagreb, Croatia´
  • Peng, Qidi [1] Institute of Mathematical Sciences, Claremont Graduate University, 710 N. College Avenue, Claremont, CA 91711, USA.
  • Perušić, Anamarija [1] Faculty of Civil Engineering, University of Rijeka, Radmile Matejciˇ c 3,´ 51000 Rijeka, Croatia
  • Phaneendra, Kolloju [1] Department of Mathematics, University College of Science, Saifabad, Osmania University, Hyderabad, 500004,India.
  • Phuengrattana, Withun [1] Research Center for Pure and Applied Mathematics, Research and Development Institute, Nakhon Pathom Rajabhat University, Nakhon Pathom 73000, Thailand.
  • Popa, Nicolae [1] Institute of Mathematics of Romanian Academy, P.O. BOX 1–764 RO–014700 Bucharest, ROMANIA.
  • Prajapati, Ghanashyam Kr. [1] Loknayak Jai Prakash Institute of Technology, Chhapra-841302, India.
  • Prasad, Rajendra [1] Department of mathematics and Astronomy, University of Lucknow, Lucknow, India
  • Prasad, Venkateshmurthy S. [1] Department of Mathematics, Regional institute of Education (NCERT), Manasagangotri, Mysore, 570006, INDIA.
  • Praveena, Mundalamane Manjappa [1] Department of Mathematics, Kuvempu University, Shankaraghatta - 577 451, Shimoga, Karnataka, India.

R

  • Raffoul, Y. [1] Department of Mathematics, University of Dayton, Dayton, OH 45469-2316 USA;
  • Raj, Kuldip [1] Department of Mathematics, Shri Mata Vaishno Devi University, Katra- 182320, J & K (India).
  • Rashid, Mohammad H.M. [1] Department of Mathematics and Statistics, Faculty of Science P.O.Box(7), Mu’tah University, Alkarak-Jordan.
  • Rather, Nisar Ahmad [1] Department of Mathematics, University of Kashmir, Hazratbal, Sringar, India.
  • Reddy, Y.N. [1] Department of Mathematics, National Institute of Technology, Warangal, 506004, India.
  • Rosy, Thomas [1] Department of Mathematics, Madras Christian College, Tambaram, Chennai-600059, Tamil Nadu, India

S

  • Sadaddinova, Sanobar [1] Department of Mathematics, Tashkent University of Information Technologies , Tashkent, Uzbekistan
  • Sahleh, Hossein [1] Department of Mathematics, University of Guilan, P. O. Box 1914, Rasht, Iran.
  • Sannappala, Naveenkumar Halappa [1] Department of Mathematics, Jnanabharathi Campus, Bangalore University, Bengaluru-560056, INDIA
  • Sarikaya, M. Zeki [1] Department of Mathematics, Faculty of Science and Arts, Duzce University,¨ Duzce, Turkey¨
  • Seretlo, Thekiso Trevor [1] School of Mathematical and Computer Sciences, University of Limpopo (Turfloop), P Bag X1106, Sovenga 0727, South Africa
  • Set, Erhan [1] Department of Mathematics, Faculty of Science and Arts, Ordu University, Ordu, Turkey
  • Sharma, Ajay K. [1] Department of Mathematics, Shri Mata Vaishno Devi University, Kakryal, Katra-182320, J&K, India.
  • Sharma, Ajay K. [1] School of Mathematics, Shri Mata Vaishno Devi University, Kakryal, Katra- 182320, J& K, India.
  • Sharma, Honey [1] Department of Mathematics, Gulzar Group of Institutes, Punjab, India.
  • Siddiqi, Mohd Danish [1] Department of Mathematics, Jazan University, Faculty of Science, Jazan, Kingdom of Saudi Arabia.
  • Smoljak, Ksenija [1] Faculty of Textile Technology, University of Zagreb, Prilaz baruna Filipovica 28a, 10000 Zagreb, Croatia´
  • Srivastava, Parmeshwary Dayal [1] Department of Mathematics, Indian Institute of Technology, Kharagpur 721302, India.
  • Subhadarsini, Elina [1] Department of Mathematics, Shri Mata Vaishno Devi University, Kakryal, Katra-182320, J&K, India.
  • Syed Ali, Muhammad [1] Department of Pure Mathematics, Thiruvalluvar University, Vellore 632- 115, Tamilnadu, India.

T

U

  • Umesha, Veerakyathaiah [1] Department of Mathematics, Dayananda sagar college of Engineering, Kumaraswamy layout, Bangalore, Karnataka, India.

V

W

  • Waghamore, Harina Pandit [1] Department of Mathematics, Jnanabharathi Campus, Bangalore University, Bengaluru-560056, INDIA
  • Wanas, Abbas Kareem [1] Department of Mathematics, College of Science, Baghdad University, Iraq.
  • Wang, Hongbin [1] School of Mathematical Sciences,, University of Chinese Academy of Sciences,, Beijing 100049, China; School of Science, Shandong University of Technology, Zibo 255049, China.
  • Wójcik, Paweł [1] Institute of Mathematics, Pedagogical University of Cracow, Podchorążych 2, 30-084 Kraków, Poland.
  • Wu, Yihong [1] Department of Recruitment and Employment, Zibo Normal College, Zibo 255130, China.

Y

  • Yadav, Sunil Kumar [1] Department of Mathematics, Poornima College of Engineering, ISI-6, RIICO Institutional Area, Sitapura, Jaipur – 302022, Rajasthan, India.
  • Yalçın, Sibel [1] Department of Mathematics, Faculty of Arts and Science, Uludag University, 16059, Görükle, Bursa, Turkey.
  • Yalçın, Sibel [1] Department of Mathematics, Faculty of Arts and Science, Uludag University, Bursa, Turkey.
  • Yankson, Ernest [1] Department of Mathematics and Statistics, University of Cape Coast, Cape Coast, Ghana.
  • Yildirim, Hüseyin [1] Department of Mathematics, Faculty of Science and Arts, University of Kahramanmaraş Sütçü İmam, 46100, Kahramanmaraş, Turkey.
  • Yüksel, Ebru [1] Department of Mathematics, Faculty of Science and Arts, Agrı˘ Ibrahim˙ C¸ ec¸en University, Agrı, 04000, Turkey.˘
  • Yüksel Perktaş, Selcen [1] Faculty of Arts and Science, Department of Mathematics, Adıyaman University, Adıyaman, Turkey

&

  • Çakmak, Serkan [1] Department of Mathematics, Faculty of Arts and Science, Uludag University, 16059, Görükle, Bursa, Turkey.
  • Özdemir, M. Emin [1] Ataturk University, K.K. Education Faculty, Department of Mathematics,¨ 25240, Campus, Erzurum, Turkey