a group they identify with each other and most will help others because of the feeling of being in it together. if a simulation has everybody running with only him or herself in mind and without stopping to check if anyone is injured then it's plain wrong. psychologists are found out that at least sixty percent of people will help others when necessary carrying or supporting children and adults who are injured family stick together that means it may take longer for people to escape in an emergency but more people actually get out. canisters for tips what's new is that we mathematicians are working with such data. the teens computer simulations now incorporate these insights into human behavior. cust is developing a virtual reality app to visualize and simulate danger zones and crowd behavior in them it's intended for the police or bar managers and should help them devise ways