• 为了提高网格简化三角形质量提出一种新的基于顶点局部多项式曲面拟合三角网格简化算法

    To enhance the triangle quality of the simplified mesh, a novel triangular mesh simplification algorithm based on local polynomial fitting surface of vertices was proposed.

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  • 根据计算精度要求,确定级数让德多项式从而得到实用简化公式

    According to the desired accuracy, we determine the number of terms in the Fourier series and Legendre polynomials, then the Practical simplified formulae are obtained.

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  • 本文使用拟合多项式描述汽车发动机负荷特性提出结构简化汽车速度方向控制模型

    This paper USES polynomials to express the load characteristics of the automobile engine, and presents simplified structure velocity and direction control models.

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  • 作者最小二乘法基础上,提出分段直线合算法来代替多项式曲线拟合,从而达到简化数学模型建立减少计算的目的。

    The author proposes a sectional line fitting to re - place the polynomial curve fitting, which results in simplifying establishment of mathematical model and reducing the amount of calculation work.

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  • 针对多孔介质特殊孔隙结构特征,建立了一个新的简化孔隙力学模型,并模型导出渗透率有效应力二次多项式关系。

    A new simple pore mechanics model is established based the pore structure of low permeability reservoir rock, from which the quadratic equation of effective stress and permeability can be educed.

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  • 本文利用特征多项式方程使得曲面线平面曲线分支的求解简化成平面二次曲面求交问题。

    The planar components and straight line components of the quadric surfaces intersections are studied precisely by means of matrix algebra in this paper.

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  • 这些关系式不仅HOMFLY多项式通式扩展一族多面体链环上并且可以简化计算一些特殊的多面体链环类的HOMFLY多项式

    These relationships not only expand the general formula of HOMFLY polynomial into a family of polyhedral links but also simply the computation for HOMFLY polynomial of some special polyhedral links.

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  • 基于纽结理论文章简化了多面体链环HOMFLY多项式计算。

    Based on knot theory and graph theory, the paper simplifies the computation for HOMFLY polynomial of polyhedral links.

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  • 判据BIBO稳定性判别问题转化比较两个多项式结式的公因子重数问题,从而使问题一定程度上得到简化

    This criterion converts the problem of BIBO stability test into that of the comparison of the degrees of two polynomial resultants.

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  • 判据BIBO稳定性判别问题转化比较两个多项式结式的公因子重数问题,从而使问题一定程度上得到简化

    This criterion converts the problem of BIBO stability test into that of the comparison of the degrees of two polynomial resultants.

    youdao

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