Middle weak Roman domination is an important graph theory concept that has important applications in defense, network design, optimization, and resource management. A middle weak Roman dominating ...

More than 300 people donned inflatable dinosaur costumes and took to the track at Emerald Downs in Washington for the annual T-Rex World Championship Races.

In order to solve the problems of low efficiency of connecting electrical elements and difficulty of modeling in the process of building wiring model, this paper design an interactive method of ...