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1.The kinematic synthesis of four—bar linkage with quick return motion and its optimum design
急回四杆机构的运动综合和优化设计收藏指正
2.a tennis return made with a downward motion that puts backspin on the ball.
在网球中用一个向下的动作来使球旋转回去。收藏指正
3.The book of you pass in Argentina, facing the match Opening, it closes at night of Thursday, and Mouth could register to Riquelme, with which it would gain one more week to try to negotiate his return if it is that the leaders who impel that motion have consensus in the Directive Commission.
体育报亦有报导博卡为罗米注册的消息,只是结尾加上一段由于7月31日是阿甲注册的最后期限,博卡为了多一个星期与巴?的谈判时间,所以赶著为罗米注册.收藏指正
4.A solving method of maximum travel angle and minimum motion angles of push travel and return travel of shperical cam mechanism with oscillating follower
摆动从动件球面凸轮机构最大行程角和最小推、回程运动角的求解方法收藏指正
5.Secondly, European option pricing problem is discussed when price of stocks follows geometric Brown motion and return of stocks follows Ornstein-Uhlenbeck process. Using Arbitrage-free principle, we give a partial differential equation with which option price is satisfied and using Fourier inverse transformation, the closed-form solution to European Call option pricing formula is given.
其次,讨论了股票价格服从几何布朗运动,股票收益服从Ornstein-Uhlenbeck 过程的欧式期权定价问题,利用无套利原理给出了期权价格满足的偏微分方程,并运用傅立叶逆变换,求出了欧式看涨期权定价公式的封闭解.收藏指正
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