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数值耗散和数值色散
释义
数值耗散和数值色散
Encyclopedia
理学
﹝实验力学﹞
释
numerical dissipation and numerical dispersion
数值耗散和数值色散
数值耗散是使数值解的幅值(一般用数值解向量的某个范数表示)小于精确解的幅值,而数值色散是使数值解的波形发生畸变的特性。两者都是时间发展型偏微分方程,主要是对流方程及对流-扩散方程数值方法的重要性质。
随便看
proper homotopy theory
proper hypergeometric term
proper hyperplane
proper hyperquadric
proper hypersphere
proper ideal
proper including set
proper inclusion
proper integral
proper intersection
proper inverse semigroup
proper k coloring
proper k-coloring
proper k edge coloring
proper k-edge-coloring
proper k face coloring
proper k-face-coloring
proper leaf
proper left divisor
proper length
proper list coloring
proper Lorentz group
proper Lorentz transformation
properly canonical representation
properly contained filter
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