期刊： ADVANCES AND APPLICATIONS IN DISCRETE MATHEMATICS, 2020; 24 (2)
In this paper, we consider online scheduling problem of maximizing the number of jobs completed on time on a single machine in the preemption-restart ......
期刊： ADVANCES AND APPLICATIONS IN DISCRETE MATHEMATICS, 2020; 25 (1)
Normal curvature is a very important geometric concept in differential geometry and plays an important role in computer aided geometric design. So far......
期刊： ADVANCES AND APPLICATIONS IN DISCRETE MATHEMATICS, 2020; 25 (1)
In this paper, a new concept of join semicontinuous lattice is introduced and examined. An intrinsic characterization of join semicontinuous lattices ......
