مرور بر اساس عنوان

در حال نمایش موارد 27074 - 27093 از 210909

  • M M m K Queue With Additional Servers and Discouragement (RESEARCH NOTE) 

    Sharma, G. C.; Jain, Madhu (Materials and Energy Research Center, 2002-11-01)
    Waiting in long queue is undesirable due to which in some practical situations customers become impatient and leave the system. In such cases providing additional servers can reduce long queue. This investigation deals ...

  • M m m Queue with Balking, Reneging and Additional Servers 

    Singh Pundhir, R.; Jain, Madhu (Materials and Energy Research Center, 2002-06-01)
    In this paper, we consider a multi-server queuing system in which additional servers are allowed for a longer queue to reduce the customer’s balking and reneging behavior. The customers are assumed to arrive in Poisson ...

  • $(m,n)$-algebraically compactness and $(m,n)$-pure injectivity 

    Behboodi, Mahmood; Ghorbani, Atefeh; Shojaee, Seyed Hossein (Springer and the Iranian Mathematical Society (IMS), 2014-04-01)
    In this paper, we introduce the notion of $(m,n)$-algebraically compact modules as an analogue of algebraically compact modules and then we show that $(m,n)$-algebraically compactness and $(m,n)$-pure injectivity for modules ...

  • $(m,n)$-Hyperideals in Ordered Semihypergroups 

    Mahboob, Ahsan; Khan, Noor; Davvaz, Bijan (Shahid Beheshti University, 2020-01-01)
    In this paper, first we introduce the notions of an $(m,n)$-hyperideal and a generalized $(m,n)$-hyperideal in an ordered semihypergroup, and then, some properties of these hyperideals are studied. Thereafter, we characterize ...

  • M-FUZZIFYING DERIVED OPERATORS AND DIFFERENCE DERIVED OPERATORS 

    Xin, Xiu; Shi, Fu-Gui; Li, Sheng-Gang (University of Sistan and Baluchestan, 2010-06-01)
    This paper presents characterizations of M-fuzzifying matroids bymeans of two kinds of fuzzy operators, called M-fuzzifying derived operatorsand M-fuzzifying difference derived operators.

  • M-FUZZIFYING INTERVAL SPACES 

    Xiu, Zhen-Yu; Shi, Fu-Gui (University of Sistan and Baluchestan, 2017-02-01)
    In this paper, we introduce the notion of $M$-fuzzifying interval spaces, and discuss the relationship between $M$-fuzzifying interval spaces and $M$-fuzzifying convex structures.It is proved that the category {bf MYCSA2} ...

  • M-FUZZIFYING MATROIDS INDUCED BY M-FUZZIFYING CLOSURE OPERATORS 

    Xin, Xiu; Yang, Shaojun (University of Sistan and Baluchestan, 2017-06-01)
    In this paper, the notion of closure operators of matroids is generalized to fuzzy setting which is called $M$-fuzzifying closure operators, and some properties of $M$-fuzzifying closure operators are discussed. The ...

  • M-FUZZIFYING TOPOLOGICAL CONVEX SPACES 

    Wang, Kai; Shi, Fu-Gui (University of Sistan and Baluchestan, 2018-12-01)
    The main purpose of this paper is to introduce the compatibility of $M$-fuzzifying topologies and $M$-fuzzifying convexities, define an $M$-fuzzifying topological convex space, and give a method to generate an $M$-fuzzifying ...

  • M-Guard Stent in Stemi Patients with High Thrombus Burden Lesions: A Prospective, Single Arm Study 

    M, Mohammad Zade Shabestari; Gholoobi, Arash; B, Bayani; A, Eshraghi; M, Ebrahimi; F, Madani Sani (Mashhad University of Medical Sciences, 2014-04-01)
    Introduction: Primary PCI is the preferred modality to restore blood perfusion in STEMI patients, but myocardial reperfusion is sometimes lower than optimal. Distal embolization seems to play the leading role. There is ...

  • M-IDEAL STRUCTURE IN UNIFORM ALGEBRAS 

    پدیدآور نامشخص (University of Tehran, 1990-03-01)
    It is proved that if A is aregular uniform algebra on a compact Hausdorffspace X in which every closed ideal is an M-ideal, then A = C(X).

  • m-polar intuitionistic graphs and its properties 

    Adabitabar firozja, Mohamad; Firouzian, S.; Taginejad, M. (Science and Research Branch, Islamic Azad Universityدانشگاه آزاد اسلامی واحد علوم و تحقیقات, 2018-01-01)
    In many real world problems, data sometimes comes from n agents (n≥2), multipolar information exists. For issues that are associated with uncertainty, this information can not be showed with the values of crisp, fuzzy, ...

  • M-polynomial and degree-based topological indices 

    Deutsch, Emeric; Klavžar, Sandi (University of Kashan, 2015-10-01)
    Let $G$ be a graph and let $m_{ij}(G)$, $i,jge 1$, be the number of edges $uv$ of $G$ such that ${d_v(G), d_u(G)} = {i,j}$. The {em $M$-polynomial} of $G$ is introduced with $displaystyle{M(G;x,y) = sum_{ile j} m_{ij}(G)x^iy^j}$. ...

  • M-polynomial of some graph operations and Cycle related graphs 

    BASAVANAGOUD, B; Barangi, Anand; Jakkannavar, Praveen (University of Kashan, 2019-07-01)
    In this paper, we obtain M-polynomial of some graph operations and cy- cle related graphs. As an application, we compute M-polynomial of some nanostruc- tures viz., TUC4C8[p; q] nanotube, TUC4C8[p; q] nanotorus, line graph ...

  • M1, M2, ..., Mk/G1, G2,..., Gk/l/N Queue with Buffer Division and Push-Out Schemes for ATM Networks (RESEARCH NOTE) 

    Avanessian, J. (Materials and Energy Research Center, 2003-11-01)
    In this paper, loss probabilities and steady state probabilities of data packets for an asynchronous transfer mode (ATM) network are investigated under the buffer division and push-out schemes. Data packets are classified ...

  • An $M^{[X]}/G(a,b)/1$ queue with unreliable server, re-service on server's decision, balking and Bernoulli vacation schedule under multiple vacation policy 

    Ayyappan, G; Ramesh, Nirmala (University of Guilan, 2018-12-01)
    This paper deals with a non-Markovian batch arrival bulk service queue with unreliable server, re-service on server's decision, Bernoulli vacation schedule under multiple vacation and balking. We consider that the server ...

  • Machine Cell Formation Based on a New Similarity Coefficient 

    Garbie, Ibrahim H.; Parsaei, Hamid R.; Leep, Herman R. (Iranian Institute of Industrial Engineering, 2008-01-01)
    One of the designs of cellular manufacturing systems (CMS) requires that a machine population be partitioned into machine cells. Numerous methods are available for clustering machines into machine cells. One method involves ...

  • Machine Learning Algorithm for Prediction of Heavy Metal Contamination in the Groundwater in the Arak Urban Area 

    پدیدآور نامشخص (Payame Noor Universityدانشگاه پیام نور, 2017-06-01)
    This paper attempts to predict heavy metals (Pb, Zn and Cu) in the groundwater from Arak city, using support vector regression model(SVR) by taking major elements (HCO3, SO4) in the groundwater from Arak city. 150 data ...

  • Machine learning based Visual Evoked Potential (VEP) Signals Recognition 

    Hashemi, Sara; Hashemi, and Mohammad Saber (Mashhad University of Medical Sciences, 2018-12-01)
    Introduction:Visual evoked potentials contain certain diagnostic information which have proved to be of importance in the visual systems functional integrity. Due to substantial decrease of amplitude in extra macular ...

  • Machine Repair Queueing System with with Non-Reliable Service Stations And Heterogeneous Service Discipline (RESEARCH NOTE) 

    Avanessian, J.; Jain, Madhu (Materials and Energy Research Center, 1999-11-01)
    This investigation deals with M/M/R/N machine repair problem with R non-reliable service stations which are subjected to unpredictable breakdown. 1here is provision of an additional server to reduce backlog in the case of ...

  • Macro anatomical investigations of the cranial cervical ganglion of the sheep 

    Najafi, G.; نجفی, غلامرضا; Nejati, V.; نجاتی, وحید (Shiraz Universityمعاونت پژوهشی‌ دانشگاه شیراز, 2009-06-01)
    In the present study, eight specimens of sheep (>1 year) of both sexes were dissected to provide a comprehensive description of the weight, allocation and nerve branches of the cranial cervical ganglion. The cranial cervical ...