matlab 实验1.docx
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matlab实验1
a=1
a=
1
formatcompat
?
?
?
Errorusing==>format
Unknowncommandoption.
formatcompact
A=[1233;2357;1357;3239;1894]
A=
1233
2357
1357
3239
1894
B=[1+4i43;234+2i]
B=
1.0000+4.0000i4.00003.0000
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B=[1+4i43678;233554+2i;26+7i5342;189543]
B=
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Column6
8.0000
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C=A*B
C=
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0.5100+0.0600i
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D=C（4:
6,3:
4）
?
?
?
Indexexceedsmatrixdimensions.
D=C（4:
5,4:
6）
D=
82.000079.000065.0000+4.0000i
93.000099.000070.0000+16.0000i
t=（-1:
0.01:
1）
t=
Columns1through10
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plot（t,y）
B=[5765;71087;68109;57910]
B=
5765
71087
68109
57910
rank（B）
ans=
4
det（B）
ans=
1
poly（B）
ans=
1.0000-35.0000146.0000-100.00001.0000
norm（B）
ans=
30.2887
[V,D]=eig（B）
V=
0.83040.09330.39630.3803
-0.5016-0.30170.61490.5286
-0.20860.7603-0.27160.5520
0.1237-0.5676-0.62540.5209
D=
0.0102000
00.843100
003.85810
00030.2887
B'
ans=
5765
71087
68109
57910
ones（10）
ans=
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
1111111111
zeros（10）
ans=
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
0000000000
eye（10）
ans=
1000000000
0100000000
0010000000
0001000000
0000100000
0000010000
0000001000
0000000100
0000000010
0000000001
diag（[1234564890]）
ans=
1000000000
0200000000
0030000000
0004000000
0000500000
0000060000
0000004000
0000000800
0000000090
0000000000
A=[715;256;315]
A=
715
256
315
B=[111;222;333]
B=
111
222
333
A（2,3）
ans=
6
A=（:
2）
A（:
2）
ans=
1
5
1
A（3,:
）
ans=
315
A（:
1:
2:
3）
ans=
75
26
35
A（:
3）
ans=
5
6
5
*B（:
2）
?
?
?
Error:
UnexpectedMATLABoperator.
*B（:
2）
?
?
?
Error:
UnexpectedMATLABoperator.
B（:
2）
ans=
1
2
3
t=（0:
0.01:
2*pi）
t=
Columns1through10
00.01000.02000.03000.04000.05000.06000.07000.08000.0900
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Columns71through80
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Columns81through90
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Columns111through120
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Columns121through130
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Columns131through140
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Columns141through150
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Columns171through180
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Columns181through190
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Columns191through200
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2
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