代码搜索：微分几何
找到约 3,133 项符合「微分几何」的源代码
代码结果 3,133
www.eeworm.com/read/464349/7164874
m diffparam2.m
function r=DiffParam2(F,x0,h,N)
%非线性方程组：f
%初始解：x0
%数值微分增量步大小：h
%雅可比迭代参量:l
%解的精度：eps
%求得的一组解：r
%迭代步数：n
x0 = transpose(x0);
n = length(x0);
ht = 1/N;
Fx0 = subs(F,findsym(F),x0);
J = zero
www.eeworm.com/read/449771/7496761
m xdifferential.m
function xDifferential
% 分别用有限差分法、多项式拟合方法和三次样条插值方法对离散数据进行数值微分
%
% 有限差分法：用差分函数diff()近似计算导数，即dy=diff(y)./diff(x)%
%
% 多项式拟合方法：先用polyfit()根据离散数据拟合得到多项式插值函数p，
% 再用polyder()计算p的导数pp,然后用polyval()计算pp在
www.eeworm.com/read/445058/7599863
m diffparam1.m
function r=DiffParam1(F,x0,h,N)
%非线性方程组：f
%初始解：x0
%数值微分增量步大小：h
%雅可比迭代参量:l
%解的精度：eps
%求得的一组解：r
%迭代步数：n
x0 = transpose(x0);
n = length(x0);
ht = 1/N;
Fx0 = subs(F,findsym(F),x0);
for k=
www.eeworm.com/read/445058/7599876
m diffparam2.m
function r=DiffParam2(F,x0,h,N)
%非线性方程组：f
%初始解：x0
%数值微分增量步大小：h
%雅可比迭代参量:l
%解的精度：eps
%求得的一组解：r
%迭代步数：n
x0 = transpose(x0);
n = length(x0);
ht = 1/N;
Fx0 = subs(F,findsym(F),x0);
J = zero
www.eeworm.com/read/443342/7634274
m ex0808.m
%ex0808 用ode23 ode45 ode113解多阶微分方程
clear,clc
[x23,y23]=ode23('myfun03',[1,10],[1 10 30]);
[x45,y45]=ode45('myfun03',[1,10],[1 10 30]);
[x113,y113]=ode113('myfun03',[1,10],[1 10 30]);
figure(1) %第
www.eeworm.com/read/439700/7702776
m diffparam1.m
function r=DiffParam1(F,x0,h,N)
%非线性方程组：f
%初始解：x0
%数值微分增量步大小：h
%雅可比迭代参量:l
%解的精度：eps
%求得的一组解：r
%迭代步数：n
x0 = transpose(x0);
n = length(x0);
ht = 1/N;
Fx0 = subs(F,findsym(F),x0);
for k=
www.eeworm.com/read/439700/7702789
m diffparam2.m
function r=DiffParam2(F,x0,h,N)
%非线性方程组：f
%初始解：x0
%数值微分增量步大小：h
%雅可比迭代参量:l
%解的精度：eps
%求得的一组解：r
%迭代步数：n
x0 = transpose(x0);
n = length(x0);
ht = 1/N;
Fx0 = subs(F,findsym(F),x0);
J = zero
www.eeworm.com/read/199851/7818577
m xdifferential.m
function xDifferential
% 分别用有限差分法、多项式拟合方法和三次样条插值方法对离散数据进行数值微分
%
% 有限差分法：用差分函数diff()近似计算导数，即dy=diff(y)./diff(x)%
%
% 多项式拟合方法：先用polyfit()根据离散数据拟合得到多项式插值函数p，
% 再用polyder()计算p的导数pp,然后用polyval()计算pp在
www.eeworm.com/read/199405/7861203
m asteprgktresolve.m
% 变步长四阶龙格-库塔法对一阶微分方程组积分一步。耗时间最多
function AStepRGKTResolve
% 声明全局变量
GlobalVariables
p=0;
hh=h;
n1=1;
pp=1+toleps;
x=t;
p(1:rotFreeNum)=0;
% 记录初始值c1-速度大小,cv-平动大小，cm-转动方向余弦矩阵，zhzh--转轴的方向
www.eeworm.com/read/433836/7906846
m diffparam1.m
function r=DiffParam1(F,x0,h,N)
%非线性方程组：f
%初始解：x0
%数值微分增量步大小：h
%雅可比迭代参量:l
%解的精度：eps
%求得的一组解：r
%迭代步数：n
x0 = transpose(x0);
n = length(x0);
ht = 1/N;
Fx0 = subs(F,findsym(F),x0);
for k=