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basic.ovr
NNAAMMEE
basic.pod - Test of various basic POD features in translators.
HHEEAADDIINNGGSS
Try a few different levels of headings, with embedded formatting codes
and other inter
bianquan.m
N=13;
for i=1:N
for j=1:N
C(i,j)=inf;
end
end
for i=1:N
C(i,i)=0;
end
C(1,2)=6.0;C(1,13)=12.9;
C(2,3)=5.9;C(2,4)=10.3;
C(3,4)=12.2;C(3,5)=17.6;
C(4,13)=8.8;C(4,7)=7.4;
sparfull.m
n=1000;
b=[1:n]';
a1=sparse(1:n,1:n,1,n,n);
a2=sparse(2:n,1:n-1,1,n,n);
a=a1+a2+a2';
tic;
x=a\b;
t1=toc;
aa=full(a);
tic;
xx=aa\b;
t2=toc;
y=sum(x);
yy=sum(xx);
tic;
eig(a);
t3=toc
ti
mainnewton.m
n=3;
u=[0 0 0]';
disp('初始值x=[0 0 0]的结果：');
[X,k]=newton(u,n);
X
k
u=[8 8 8]';
disp('初始值x=[8 8 8]的结果：');
[X,k]=newton(u,n);
X
k
bianquan.m
N=13;
for i=1:N
for j=1:N
C(i,j)=inf;
end
end
for i=1:N
C(i,i)=0;
end
C(1,2)=6.0;C(1,13)=12.9;
C(2,3)=5.9;C(2,4)=10.3;
C(3,4)=12.2;C(3,5)=17.6;
C(4,13)=8.8;C(4,7)=7.4;
sparfull.m
n=1000;
b=[1:n]';
a1=sparse(1:n,1:n,1,n,n);
a2=sparse(2:n,1:n-1,1,n,n);
a=a1+a2+a2';
tic;
x=a\b;
t1=toc;
aa=full(a);
tic;
xx=aa\b;
t2=toc;
y=sum(x);
yy=sum(xx);
tic;
eig(a);
t3=toc
ti