With the new distribution demands emerging continuously in the last decade, the distribution mode is changing gradually in various applications, such as e-commerce, emergency relief supplies distribution, the last-mile delivery, and so on.We formulate vehicle routing problem with pickup and delivery (VRPPD), while simultaneously considering multipl
With the new distribution demands emerging continuously in the last decade, the distribution mode is changing gradually in various applications, such as e-commerce, emergency relief supplies distribution, the last-mile delivery, and so on.We formulate vehicle routing problem with pickup and delivery (VRPPD), while simultaneously considering multipl
In the African buffalo (Syncerus caffer) population of the Kruger National Park (South Africa) a primary sex-ratio distorter and a primary sex-ratio suppressor have been shown to occur on the Y chromosome.A subsequent autosomal microsatellite study indicated that two types of deleterious alleles with a negative effect on male body condition, but a
Social media ( ${sf SM}$ ) has become a primary communication tool in the modern world, with an ever-increasing volume of users.Many ${sf SM}$ users use anonymous nicknames as their public usernames.However, Zhang et al.(2018) were able to demonstrate an attack that can identify users from the contents of their posts.This attack is caused by the fa
Multifaceted problems such as sustainable development typically involve complex arrangements of institutions and instruments and Bones the subject of how best to design and operate such ‘mixes’, ‘bundles’ or ‘portfolios’ of policy tools is an ongoing issue in this area.One aspect of this question is that some mixes are more difficult to