Titlebook: Combinatorial Optimization and Applications; 14th International C Weili Wu,Zhongnan Zhang Conference proceedings 2020 Springer Nature Switz

epidermis

narcissism

水獭

Angelo Miglietta,Emanuele Parisius on the case of two machines and derive a strong, structural lower bound. This lower bound is based on a relaxed version and allows us to design an asymptotic 3/2-approximation that runs in time .. As an immediate consequence we also get an improved 9/4-approximation for the case of three machines

artifice

Shared Administration for Smart Citiesa pricing model named Two-stage Pricing with Discount Model (TPDM). We propose that companies use two marketing methods: Advertisement Marketing (AM) and Word-of-mouth Marketing (WM). To achieve the goal of maximizing the profit of product companies, we propose a Two-stage with Discount Greedy Algor