No.1  No.2  No.3  No.4 
										 
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								| Vol.19 No.1 | 
							
							
								Two-Machine Scheduling Under Required Precedence Among Jobs  
                                TADASHI KURISU(Osaka University) | 
							
							
								Transient Behaviour of The Mean Waiting Time and Its Exact Forms in M/M/1 and M/D/1  
                                MASAO MORI(Ibaraki University) | 
							
							
								An Algorithm for Finding an Optimal ′Independent Assignment ′  
                                MASAO IRI(University of Tokyo),NOBUAKI TOMIZAWA(Tokyo Institute of Technology) | 
							
							
								Traffic Queue Caused by a Single Interruption  
                                TAKAYOSHI OHMI(Mechanical Engineering Laboratory) | 
							
							
								An Assignment Problem on a Network  
                                TOSHIHIDE IBARAKI, HIROAKI ISHII, HISASHI MINE(Kyoto University) | 
							
							
								Optimal Batch (s, S) Policies for the Multiple Set-Up Ordering Costs in Inventory Problem  
                                JUNICHI NAKAGAMI(Chiba University) | 
							
							
								 
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								| Vol.19 No.2 | 
							
							
								An Optmizing Method in System Reliability with Failure-Modes by Implicit Enumeration Algorithm  
                                MITSUO GEN(Ashikaga Instititute of Technology),HARUO OKUNO, SHIZUO SHINOFUJI(Kogakuin University) | 
							
							
								Minimax Policies for the Production of Seasonal Style-Goods  
                                JUNICHI NAKAGAMI(Chiba University) | 
							
							
								Effects of Multiplicity in Arrival Processes on Queue Lengths and Waiting Times  
                                TAKEHISA FUJISAWA(The University of Electro-Communications) | 
							
							
								An Iteration Method for Nonlinear Programming Problems  
                                HISASHI MINE, KATSUHISA OHNO(Kyoto University),TATSUO NODA(Toyama College of Technology) | 
							
							
								A Numerical Method for the Steady-State Probabilities of a Gl/G/C Queueing System in a General Class  
                                YUKIO TAKAHASHI(Tohoku University),YOSHINORI TAKAMI(Tokyo Institute of Technology) | 
							
							
								Marginal Checking of A Markovian Degradation Unit when Checking Interval is Probabilistic  
                                HISASHI MINE, HAJIME KAWAI(Kyoto University) | 
							
							
								Algorithms for Quardratic Fractional Programming Problems  
                                TOSHIHIDE IBARAKI, HIROAKI ISHII, JIRO IWASE, TOSHIHARU HASEGAWA, HISASHI MINE(Kyoto University) | 
							
							
								 
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								| Vol.19 No.3 | 
							
							
								Stochastic Order Relations Among GI/G/1 Queues with a Common Traffic Intensity  
                                MASAKIYO MIYAZAWA(Tokyo Institute of Technology) | 
							
							
								Joint Distribution of Uptime and Downtime for Some Repairable Systems  
                                TOSHIO NAKAGAWA(Meijo University),SHUNJI OSAKI(Hiroshima University) | 
							
							
								An Application of Fuzzy Graphs to the Problem Concerning Group Structure  
                                EIJI TAKEDA, TOSHIO NISHIDA(Osaka University) | 
							
							
								A primal Cutting Plane Algorithm for Integer Fractional Programming Problems  
                                HIROAKI ISHII(Osaka University),TOSHIHIDE IBARAKI, HISASHI MINE(Kyoto University) | 
							
							
								A Dichotomous Search with Travel Cost  
                                SATORU MURAKAMI(Defense Academy) | 
							
							
								 
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								| Vol.19 No.4 | 
							
							
								A Production and Inventory System Model with Minimum Shutdown Time, Startup Cost and Constraints for Production Level and Its Application to Power Apparatus Systems  
                                AZUMA OOUCHI, IKUO KAJI(Hokkaido University) | 
							
							
								A New Practical Solution for the Large-Scale Traveling Salesman Problem  
                                HIROSHI KUBO, NORIO OKINO(Hokkaido University) | 
							
							
								On the Optimal Diagram and the Optimal Track Capacity the rail way  
                                ATSUSHI YAMADA(Chuo University) | 
							
							
								An Algorithm for Obtaining a Global Optimum for One Variable Multi-Modal Function  
                                TSUTOMU SHOHDOHJI(Aoyama Gakuin University) | 
							
							
								A Dynamic Model to Analyze the Repercussions of Urban Policies  
                                HIROYUKI KITAJIMA, RYOICHI SASAKI(Systems Development Laboratory, Hitachi, Ltd) | 
							
							
								A Study on the Relationship between Managerial Job Classes and Evaluation Patterns: An Analysis Based on Case Material  
                                TAKEHIKO MATSUDA, TOSHIZUMI OHTA(Tokyo Institute of Technology) | 
							
							
								 
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