| 1. | The equivalent transformation relationship of the various adjustment model 测量平差中各种模型的等价转换关系 |
| 2. | Matrix decomposition and equivalent transformation of nonsymmetrical optical systems 非对称光学系统的矩阵分解与等效变换 |
| 3. | Equivalent transformation of topological relations between two lines in spatial abstraction 在空间抽象中线状目标间拓扑关系的等价转换 |
| 4. | An approach to formalize and evaluate relational algebra operations by means of xdd is presented . a query is formalized as one or more xml clauses and evaluated by employment of equivalent transformation of xdd 提出了根据关系代数表达式构造查询子句的方法,关系代数表达式可以用若干个xml子句描述,并通过等价变换得到查询结果,证明了该方法的正确性。 |
| 5. | Four kinds of mathematics thinking , including generalization thinking , equivalent transformation thinking , mathematics model thinking , and reversal thinking , are discussed , and some examples are given to help explaining these thinking forms 本文主要论述了一般化的思维、等价转化的思维、数学模型的思维和逆向思维等四种,通过一些例子来说明这些思维的过程。 |
| 6. | By means of equivalent transformation of conjugate condition , the conjugate mapping proc ess is separated from the concrete forms of generator and conjugate movement th us achieved intellecturalization and automatization of synthesis of conjugate cu rves 通过共轭条件的等价变换,将共轭映射过程与母曲线及共轭运动的具体型式隔离开来,从而达到共轭曲线综合的智能化、自动化。 |
| 7. | Through the equivalent transformation between the linear combination relation of the father - son state in the state equations and the incidence relation of the father - son state nodes in the weighted network , it is realizable to build the block contact of the general structure and the system state variable is the earliest starting time , and collect the incident matrices of the dividing branch nets in whole net , then the parameter matrices of the state space model are obtained 通过状态方程中父状态与各子状态之间的线性组合关系与块网中父状态结点和各子状态结点之间的带权父子关联关系之间的等价转换,实现以工序的最早开工时刻为状态变量的系统状态模块和泛模块的接口与提取总网“划分子网”的关联矩阵得到状态空间模型的参数矩阵。 |
| 8. | By making algebraically equivalent transformation for the standard centering equation xs = e , we obtain a new system of perturbed k - k - t equations and , for specific power transformation , recover the newton equations that are recently used by j . m . peng et al to show a lower polynomial complexity bound for large - update algorithm 前述的两种方法是针对扰动k一k一t系统进行的,而本文的另一种方法是采用ncp函数,直接将标准线性规划k一k一t条件化为一个不含内点约束的等价方程组,以此改造标准摄动方程组。 |