By looking at the potential energy of an element, what can you conclude about the properties required for the basis functions of an euler -bernoulli beam element? They should be differentiable twice

The correct global local node mapping for the quadraticelement mesh in the figure is

一、轮灌和续灌 二、定义 三、轮灌的优点和缺点 四、渠道断面设计（略）

How many zero eigenvalues do you think any element stiffness matrix (regardless of the type of finite element nterpolation should have in 2D and 3D, respectively?

8.4 排水沟内外水位的确定 8.5 排水沟设计水位及断面确定

8.4 排水沟内外水位的确定 8.5 排水沟设计水位及断面确定

Numerical integration Consider He 4-D integral =+(s 1 Seek n-point apploxiwisfions G~2M =1 are the weights and

一、齿轮机构的传动类型 1、两轴线平行的圆柱齿轮机构

The finite element method(I for three-diwnensional robles Potential enery applied to one eleet

How many quadrature points do you need to integrate a polynomial of order p= 3 exactly using Gauss'method