eng Ansari Education and Research Society Journal of Ultra Scientist of Physical Sciences August 2009 21 2 566 570 jusps-A 1224 article Indira Vij 1 S.K. Mittal 2 T.P. Singh 3 Department of S.M.S., Khalsa College, Barara (Ambala) Haryana (INDIA) Department of Maths, M.M.P.G., College, Modinagar (UP) INDIA Department of Maths, D.A.V., College, Sadhaura (Haryana) INDIA <p style="text-align: justify;">The paper deals with n&acute;2 open shop scheduling problem in which the processing time of jobs on machines, transportation time of each job from one machine to another and weightage to jobs is considered. The objective of the study is to find an optimal sequence of jobs which minimizes total weighted mean production time. The algorithm is derived to find out the optimal sequence and is demonstrated with numerical illustration.</p> https://www.ultrascientist.org/paper/1224/ Open shop make span weighted mean production time etc