【摘要】 需求模型及计算方法滕素珍（大连理工大学应用数学系１１６０２３）ＤｅｍａｎｄＭｏｄｅｌａｎｄＩｔｓＣｏｍｐｕｔｉｎｇＭｅｔｈｏｄＴｅｎｇＳｕｚｈｅｎ（ＤａｌｉａｎＵｎｉｖｅｒｓｉｔｙｏｆＴｅｃｈｎｏｌｏｇｙ１１６０２３）ＡｂｓｔｒａｃｔＴｈｅａｒｔｉｃ...更多还原

【Abstract】 The article briefly summarises the new progress of demand model in urban traffic program at home and abroad. It also introduces the important and practical mathematics mod-el and computing method,including the improvement by the author in distribution factor grav-ity model, suggested computing method,theoretical research into logit model and how BFGS iterations are achieved in the computer.更多还原