Categories and General Algebraic Structures with Applications

Editor-in-Chief

M.Mehdi Ebrahimi

Department of Mathematics, Shahid Beheshti University

faculties.sbu.ac.ir/~ebrahimi/
m-ebrahimisbu.ac.ir

Director-in-Charge

Mojgan Mahmoudi

Department of Mathematics, Shahid Beheshti University

facultymembers.sbu.ac.ir/m-mahmoudi/
m-mahmoudisbu.ac.ir

Editorial Board

Reza Ameri

School of Mathematics, Statistics and Computer Sciences,
University of Tehran

ameriumz.ac.ir

Editorial Board

Fariborz Azarpanah

Department of Mathematics, Shahid Chamran University

www.scu.ac.ir
azarpanahipm.ir

Editorial Board

Rajabali Borzooei

Department of Mathematics, Shahid Beheshti
University

borzooeisbu.ac.ir

Editorial Board

Amir Daneshgar

Department of Mathematical Sciences, Sharif University of Technology

sharif.edu/~daneshgar/
daneshgarsharif.ir

Editorial Board

Themba Dube

Department of Mathematical Sciences, University of South Africa, South Africa

sites.google.com/site/taunisa/centre-members/prof-t-dube
dubetaunisa.ac.za

Editorial Board

Ali Akbar Estaji

Department of Pure Mathematics,
Hakim Sabzevari University

aa_estajiyahoo.com

Editorial Board

Akbar Golchin

Department of Mathematics, Sistan Balouchestan University

agdmhamoon.usb.ac.ir

Editorial Board

Victoria Gould

Department of Mathematics, University of York, United Kingdom

maths.york.ac.uk/www/varg1
varg1york.ac.uk

Editorial Board

Naser Hosseini

Department of Mathematics, Shahid Bahonar University

nhoseinimail.uk.ac.ir

Editorial Board

Ali Madanshekaf

Department of Mathematics, Semnan University

amadanshekafsemnan.ac.ir

Editorial Board

Mohammad Reza Radjabzadeh Moghadam

Department of Pure Mathematics,
Ferdowsi University of Mashhad

moghadammath.um.ac.ir
http://www.um.ac.ir/

Editorial Board

Morteza Moniri

Department of Mathematics, Shahid Beheshti University

m-monirisbu.ac.ir

Editorial Board

Alireza Salemkar

Department of Mathematics, Shahid Beheshti University

salemkarsbu.ac.ir

Honorary Associate Editor

Bernhard Banaschewski-Deceased

Department of Mathematics & Statistics, McMaster University, Canada

www.math.mcmaster.ca/index.php/people/faculty-emerti/66-/faculty-emeriti/340-banaschewski-bernhard.html
iscoemath.mcmaster.ca

Honorary Associate Editor

Kiran R. Bhutani

Department of Mathematics, The Catholic University of America, United States of America

faculty.cua.edu/bhutani/
bhutanicua.edu

Honorary Associate Editor

Guillaume Brummer-Deceased

Department of Mathematics & Applied Mathematics, University of Cape Town, South Africa

www.mth.uct.ac.za/webpages/brummer/
gcl.brummeruct.ac.za

Honorary Associate Editor

Sydney Bulman-Fleming

Department of Mathematics, Wilfrid Laurier University, Canada

www.wlu.ca/homepage.php?grp_id=143&f_id=43
sbulmanwlu.ca

Honorary Associate Editor

Maria Manuel Clementino

Department of Mathematics, University of Coimbra, Portugal

www.mat.uc.pt/~mmc/
mmcmat.uc.pt

Honorary Associate Editor

Piergiulio Corsini

Department of Civil Engineering and Architecture, University of Udine, Italy

www.dimi.uniud.it/Members/piergiulio.corsini
piergiulio.corsiniuniud.it

Honorary Associate Editor

Brian A. Davey

Department of Mathematics and Statistics,
La Trobe University, Australia

briandavey.ltumathstats.com/
b.daveylatrobe.edu.au

Honorary Associate Editor

Dikran Dikranjan

Department of Mathematics and Computer Science, University of Udine, Italy

users.dimi.uniud.it/~dikran.dikranjan/
dikranjandimi.uniud.it

Honorary Associate Editor

Abbas Edalat

Department of Computing, Imperial College London, United Kingdom

www.doc.ic.ac.uk/~ae/
a.edalatimperial.ac.uk

Honorary Associate Editor

Majid Ershad

Department of Mathematics, Shiraz University, Iran

ershadshirazu.ac.ir

Honorary Associate Editor

Christopher Gilmour

Department of Mathematics & Applied Mathematics, University of Cape Town, South Africa

www.mth.uct.ac.za/webpages/gilmour/
christopher.gilmouruct.ac.za

Honorary Associate Editor

Eraldo Giuli

Department of Pure and Applied Mathematics, University of L'Aquila, Italy

giuliunivaq.it

Honorary Associate Editor

Rob Goldblatt

School of Mathematics and Statistics, Victoria University of Wellington, New Zealand

sms.victoria.ac.nz/~rob
rob.goldblattmsor.vuw.ac.nz

Honorary Associate Editor

Marino Gran

Institut Mathematique, Université Catholique de Louvain, Belgique

perso.uclouvain.be/marino.gran/
marino.granuclouvain.be

Honorary Associate Editor

Hossein Hajiabolhassan

Department of Mathematics, Shahid Beheshti University, Iran

faculties.sbu.ac.ir/~hhaji/documents/Welcome.html
hhajisbu.ac.ir

Honorary Associate Editor

Wei He

School of Mathematical Sciences, Nanjing Normal University, China

weihenjnu.edu.cn

Honorary Associate Editor

Dirk Hofmann

Department of Mathematics, University of Aveiro, Portugal

sweet.ua.pt/dirk/
dirkua.pt

Honorary Associate Editor

Martin Hyland

Department of Pure Mathematics and Mathematical Statistics, University of Cambridge, United Kingdom

www.dpmms.cam.ac.uk/people/jmeh1/
m.hylanddpmms.cam.ac.uk

Honorary Associate Editor

Ali Iranmanesh

Department of Mathematics, Tarbiat Modares University, Iran

iranmanamodares.ac.ir

Honorary Associate Editor

George Janelidze

Mathematics and Applied Mathematics,University of Cape Town, South Africa

janelgtelkomsa.net

Honorary Associate Editor

P.T. Johnstone

Department of Pure Mathematics and Mathematical Statistics, University of Cambridge, United Kingdom

www.dpmms.cam.ac.uk/people/ptj1000/
p.t.johnstonedpmms.cam.ac.uk

Honorary Associate Editor

Vinayak Joshi

Centre for Advanced Study in Mathematics, Department of Mathematics, Savitribai Phule Pune University, PUNE-411 007, India

math.unipune.ac.in/0HomeJoshi.html
vvjoshiunipune.ac.in

Honorary Associate Editor

Andr'e Joyal

D'epartement de Math'{e}matiques, Universit'e du Québec 'a Montr'{e}al, Canada

joyal.andreuqam.ca

Honorary Associate Editor

Achim Jung

School of Computer Science, University of Birmingham, United Kingdom

www.cs.bham.ac.uk/~axj/
a.jungcs.bham.ac.uk

Honorary Associate Editor

Klaus Keimel-Deceased

Fachbereich Mathematik, Technische Universität Darmstadt, Germany

www.mathematik.tu-darmstadt.de/~keimel
keimelmathematik.tu-darmstadt.de

Honorary Associate Editor

Bakhadyr Khoussainov

Department of Computer Science,University of Auckland, New Zealand

www.cs.auckland.ac.nz/~bmk
bmkcs.auckland.ac.nz

Honorary Associate Editor

Ulrich Knauer

Institut fur Mathematik, Universität Oldenburg, Germany

www.uni-oldenburg.de/mathematik/personen/profs/prof-dr-ulrich-knauer/
knauermathematik.uni-oldenburg.de

Honorary Associate Editor

Mati Kilp

Institute of Pure Mathematics, University of Tartu, Estonia

www.math.ut.ee/et/mati-kilp
mkilpmath.ut.ee

Honorary Associate Editor

Hans-Peter Kunzi-Deceased

Department of Mathematics & Applied Mathematics, University of Cape Town, South Africa

www.mth.uct.ac.za/webpages/kunzi
hans-peter.kunziuct.ac.za

Honorary Associate Editor

Valdis Laan

Institute of Pure Mathematics, University of Tartu, Estonia

math.ut.ee/~vlaan/mat.html
vlaanut.ee

Honorary Associate Editor

F. William Lawvere-Deceased

Department of Mathematics, University at Buffalo, United States of America

www.acsu.buffalo.edu/~wlawvere/
wlawverebuffalo.edu

Honorary Associate Editor

Jorge Martinez

Department of Mathematics, University of Florida, United Stated of America

www.math.ufl.edu/~martinbad
martinbadufl.edu

Honorary Associate Editor

Peeter Normak

Department of Mathematics, Tallinna
Ülikool, Estonia

peeter.normaktlu.ee

Honorary Associate Editor

Robert Par'e

Department of Mathematics and Statistics, Dalhousie University, Canada

www.mathstat.dal.ca/~pare/
paremathstat.dal.ca

Honorary Associate Editor

Jorge Picado

Department of Mathematics,
University of Coimbra, Portugal

www.mat.uc.pt/~picado
picadomat.uc.pt

Honorary Associate Editor

Andrew Pitts

Computer Laboratory, University of Cambridge, United Kingdom

www.cl.cam.ac.uk/~amp12/
andrew.pittscl.cam.ac.uk

Honorary Associate Editor

Massoud Pourmahdian

Department of Mathematics and Computer Sciences, Amirkabir University of Technology; School of Mathematics, Institute for Research in Fundamental Sciences (IPM), Iran

math.ipm.ac.ir/~pourmahdian/
pourmahdipm.ir

Honorary Associate Editor

Jim Renshaw

School of Mathematics, University of Southampton, United Kingdom

www.southampton.ac.uk/~jhr/
j.h.renshawmaths.soton.ac.uk

Honorary Associate Editor

Jan Rutten

Faculty of Science, Radboud University, The Netherlands

homepages.cwi.nl/~janr/
jan.ruttencwi.nl

Honorary Associate Editor

Hanamantagouda P. Sankappanavar

Department of Mathematics, State University of New York, United States of America

www2.newpaltz.edu/~sankapph
sankapphhawkmail.newpaltz.edu

Honorary Associate Editor

Gavin J. Seal

Mathematics Section, EPFL SB SMA-GE
Station 8, Switzerland

people.epfl.ch/gavin.seal
gavin.sealepfl.ch

Honorary Associate Editor

Omid Ali Shahni Karamzadeh

Department of Mathematics,
Shahid Chamran University, Iran

www.ipm.ac.ir/personalinfo.jsp?PeopleCode=IP9800010
karamzadehcua.ac.ir

Honorary Associate Editor

Kunitaka Shoji

Department of Mathematics, Shimane University, Japan

kshoriko.shimane-u.ac.jp

Honorary Associate Editor

Manuela Sobral

Department of Mathematics, University of Coimbra, Portugal

sobralmat.uc.pt

Honorary Associate Editor

Andrzej Tarlecki

Institute of Informatics,
University of Warsaw, Poland

www.mimuw.edu.pl/~tarlecki/
a.tarleckimimuw.edu.pl

Honorary Associate Editor

Walter Tholen

Department of Mathematics and Statistics, York University, Canada

www.math.yorku.ca/~tholen
tholenmathstat.yorku.ca

Technical Manager

Meysam Madani

Arnika.AI

madani.pro
memadani.pro

http://madani.pro

Technical Editor

Mahdieh Yavari

Department of Mathematics, Shahid Beheshti University, G.C., Tehran 19839, Iran

m_yavarisbu.ac.ir