数学方法在现代铅球运动中应用(一)  

The Mathematics Methods is used to in the Modern Shot Sport

作　　者：张友兰[1] 

机构地区：[1]河北省科学院应用数学研究所,石家庄050081

出　　处：《河北省科学院学报》2004年第4期13-15,19,共4页Journal of The Hebei Academy of Sciences

摘　　要：主要把数学模型、计算机模拟与科学计算、运动生物力学等手段和方法应用到我国现代铅球运动中。针对铅球投掷的关键技术动作,建立了铅球斜抛运动模型、非线性曲线拟合、动量平衡方程、多元回归分析模型等,并对模型进行了理论计算与分析。This paper introduced the foolowing contemt: mainly the mathematicalmodel,the science computation,the movement biology mechanics contour science and technology method applies in our coutry modern shot movement.Essential technical movement throws which in view of the shot,with the methods includes:The shot slanting throws the movement model,non-linear curve fitting,nomentum balance equation,multiple regression analysis model,fuzzy synthesis judgment,forecast and simulation,expert system and so on.

关 键 词：曲线拟合 多元回归分析 模糊评判 专家系统 

分 类 号：O29[理学—应用数学] G80[理学—数学]