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</span></span></p>
<p class=3DMsoNormal align=3Dleft style=3D'text-align:left;text-indent:21.0=
pt'><span
lang=3DEN-US>y(1)=3Dx(1)-0.5*sin(x(1))-0.3*cos(x(2))</span></p>
<p class=3DMsoNormal align=3Dleft style=3D'text-align:left;text-indent:21.0=
pt'><span
lang=3DEN-US>y(2)=3Dx(2)-0.5*cos(x(1))+0.3*sin(x(2))</span></p>
<p class=3DMsoNormal align=3Dleft style=3D'text-align:left'><span style=3D'=
font-family:
SimSun;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times=
New Roman"'>接着,我们建立ࡣ=
8;一个</span><span
lang=3DEN-US>m</span><span style=3D'font-family:SimSun;mso-ascii-font-famil=
y:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>文件</span><span
lang=3DEN-US>sy6_6_1.m</span><span style=3D'font-family:SimSun;mso-ascii-fo=
nt-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>,其=
内容为:</span></p>
<p class=3DMsoNormal align=3Dleft style=3D'text-align:left;text-indent:21.0=
pt'><span
lang=3DEN-US>clear</span></p>
<p class=3DMsoNormal align=3Dleft style=3D'text-align:left;text-indent:21.0=
pt'><span
lang=3DEN-US>format short</span></p>
<p class=3DMsoNormal align=3Dleft style=3D'text-align:left;text-indent:21.0=
pt'><span
lang=3DEN-US>x0=3D[0.1,0.1]</span></p>
<p class=3DMsoNormal align=3Dleft style=3D'text-align:left;text-indent:21.0=
pt'><span
lang=3DEN-US>fsolve(@sy6_6,x0,optimset('fsolve'))</span><span style=3D'font=
-family:
SimSun;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times=
New Roman"'>%这里的</span><span
lang=3DEN-US>optimset('fsolve')</span><span style=3D'font-family:SimSun;mso=
-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>部分=
时优化设置,可以不=
9992;</span></p>
<p class=3DMsoNormal align=3Dleft style=3D'text-align:left'><span style=3D'=
font-family:
SimSun;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times=
New Roman"'>结果是:</span><span
lang=3DEN-US>0.5414</span><span style=3D'font-family:SimSun;mso-ascii-font-=
family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>,</span><=
span
lang=3DEN-US>0.3310</span><span style=3D'font-family:SimSun;mso-ascii-font-=
family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>。</span><=
/p>
<p class=3DMsoNormal align=3Dleft style=3D'text-align:left'><span lang=3DEN=
-US><o:p> </o:p></span></p>
<p class=3DMsoNormal align=3Dleft style=3D'text-align:left'><b style=3D'mso=
-bidi-font-weight:
normal'><span style=3D'font-family:SimSun;mso-ascii-font-family:"Times New =
Roman";
mso-hansi-font-family:"Times New Roman"'>三、实验&#=
20869;容</span><span
lang=3DEN-US><o:p></o:p></span></b></p>
<p class=3DMsoNormal align=3Dleft style=3D'text-align:left'><span lang=3DEN=
-US>1</span><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>.利用</span><span lang=3DEN-US>MATLAB=
</span><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>求线性方程组</span><=
span
lang=3DEN-US><sub><!--[if gte vml 1]><v:shape id=3D"_x0000_i1031" type=3D"#=
_x0000_t75"
style=3D'width:120pt;height:74.25pt' o:ole=3D"">
<v:imagedata src=3D"sy14.files/image013.wmz" o:title=3D""/>
</v:shape><![endif]--><![if !vml]><img width=3D160 height=3D99
src=3D"sy14.files/image014.gif" v:shapes=3D"_x0000_i1031"><![endif]></sub><=
!--[if gte mso 9]><xml>
<o:OLEObject Type=3D"Embed" ProgID=3D"Equation.DSMT4" ShapeID=3D"_x0000_i1=
031"
DrawAspect=3D"Content" ObjectID=3D"_1236256091">
</o:OLEObject>
</xml><![endif]--></span><span style=3D'font-family:SimSun;mso-ascii-font-f=
amily:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>的全=
部解。</span></p>
<p class=3DMsoNormal align=3Dleft style=3D'text-align:left'><span lang=3DEN=
-US>2</span><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>.利用</span><span lang=3DEN-US>MATLAB=
</span><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>求方程</span><span lang=3DEN-US><sub><=
!--[if gte vml 1]><v:shape
id=3D"_x0000_i1032" type=3D"#_x0000_t75" style=3D'width:53.25pt;height:15.=
75pt'
o:ole=3D"">
<v:imagedata src=3D"sy14.files/image015.wmz" o:title=3D""/>
</v:shape><![endif]--><![if !vml]><img width=3D71 height=3D21
src=3D"sy14.files/image016.gif" v:shapes=3D"_x0000_i1032"><![endif]></sub><=
!--[if gte mso 9]><xml>
<o:OLEObject Type=3D"Embed" ProgID=3D"Equation.DSMT4" ShapeID=3D"_x0000_i1=
032"
DrawAspect=3D"Content" ObjectID=3D"_1236256092">
</o:OLEObject>
</xml><![endif]--></span><span style=3D'font-family:SimSun;mso-ascii-font-f=
amily:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>的解=
。</span></p>
<p class=3DMsoNormal align=3Dleft style=3D'text-align:left'><span lang=3DEN=
-US>3</span><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>.利用</span><span lang=3DEN-US>MATLAB=
</span><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>求方程</span><span lang=3DEN-US><sub><=
!--[if gte vml 1]><v:shape
id=3D"_x0000_i1033" type=3D"#_x0000_t75" style=3D'width:87pt;height:15.75p=
t' o:ole=3D"">
<v:imagedata src=3D"sy14.files/image017.wmz" o:title=3D""/>
</v:shape><![endif]--><![if !vml]><img width=3D116 height=3D21
src=3D"sy14.files/image018.gif" v:shapes=3D"_x0000_i1033"><![endif]></sub><=
!--[if gte mso 9]><xml>
<o:OLEObject Type=3D"Embed" ProgID=3D"Equation.DSMT4" ShapeID=3D"_x0000_i1=
033"
DrawAspect=3D"Content" ObjectID=3D"_1236256093">
</o:OLEObject>
</xml><![endif]--></span><span style=3D'font-family:SimSun;mso-ascii-font-f=
amily:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>在区=
间</span><span
lang=3DEN-US><sub><!--[if gte vml 1]><v:shape id=3D"_x0000_i1034" type=3D"#=
_x0000_t75"
style=3D'width:30.75pt;height:15.75pt' o:ole=3D"">
<v:imagedata src=3D"sy14.files/image019.wmz" o:title=3D""/>
</v:shape><![endif]--><![if !vml]><img width=3D41 height=3D21
src=3D"sy14.files/image020.gif" v:shapes=3D"_x0000_i1034"><![endif]></sub><=
!--[if gte mso 9]><xml>
<o:OLEObject Type=3D"Embed" ProgID=3D"Equation.DSMT4" ShapeID=3D"_x0000_i1=
034"
DrawAspect=3D"Content" ObjectID=3D"_1236256094">
</o:OLEObject>
</xml><![endif]--></span><span style=3D'font-family:SimSun;mso-ascii-font-f=
amily:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>中的=
全部解。</span></p>
<p class=3DMsoNormal align=3Dleft style=3D'text-align:left'><span lang=3DEN=
-US>4</span><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>.利用</span><span lang=3DEN-US>MATLAB=
</span><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>求方程组</span><span lang=3DEN-U=
S><sub><!--[if gte vml 1]><v:shape
id=3D"_x0000_i1035" type=3D"#_x0000_t75" style=3D'width:135pt;height:36pt'=
o:ole=3D"">
<v:imagedata src=3D"sy14.files/image021.wmz" o:title=3D""/>
</v:shape><![endif]--><![if !vml]><img width=3D180 height=3D48
src=3D"sy14.files/image022.gif" v:shapes=3D"_x0000_i1035"><![endif]></sub><=
!--[if gte mso 9]><xml>
<o:OLEObject Type=3D"Embed" ProgID=3D"Equation.DSMT4" ShapeID=3D"_x0000_i1=
035"
DrawAspect=3D"Content" ObjectID=3D"_1236256095">
</o:OLEObject>
</xml><![endif]--></span><span style=3D'font-family:SimSun;mso-ascii-font-f=
amily:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>的解=
。</span></p>
<p class=3DMsoNormal align=3Dleft style=3D'text-align:left'><span lang=3DEN=
-US>5</span><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>.利用函数</span><span
lang=3DEN-US>fzero</span><span style=3D'font-family:SimSun;mso-ascii-font-f=
amily:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>求解=
方程</span><span
lang=3DEN-US><sub><!--[if gte vml 1]><v:shape id=3D"_x0000_i1036" type=3D"#=
_x0000_t75"
style=3D'width:59.25pt;height:18pt' o:ole=3D"">
<v:imagedata src=3D"sy14.files/image023.wmz" o:title=3D""/>
</v:shape><![endif]--><![if !vml]><img width=3D79 height=3D24
src=3D"sy14.files/image024.gif" v:shapes=3D"_x0000_i1036"><![endif]></sub><=
!--[if gte mso 9]><xml>
<o:OLEObject Type=3D"Embed" ProgID=3D"Equation.DSMT4" ShapeID=3D"_x0000_i1=
036"
DrawAspect=3D"Content" ObjectID=3D"_1236256097">
</o:OLEObject>
</xml><![endif]--></span><span style=3D'font-family:SimSun;mso-ascii-font-f=
amily:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>在区=
间</span><span
lang=3DEN-US><sub><!--[if gte vml 1]><v:shape id=3D"_x0000_i1037" type=3D"#=
_x0000_t75"
style=3D'width:32.25pt;height:15.75pt' o:ole=3D"">
<v:imagedata src=3D"sy14.files/image025.wmz" o:title=3D""/>
</v:shape><![endif]--><![if !vml]><img width=3D43 height=3D21
src=3D"sy14.files/image026.gif" v:shapes=3D"_x0000_i1037"><![endif]></sub><=
!--[if gte mso 9]><xml>
<o:OLEObject Type=3D"Embed" ProgID=3D"Equation.DSMT4" ShapeID=3D"_x0000_i1=
037"
DrawAspect=3D"Content" ObjectID=3D"_1236256098">
</o:OLEObject>
</xml><![endif]--></span><span style=3D'font-family:SimSun;mso-ascii-font-f=
amily:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>上的=
根。</span></p>
<p class=3DMsoNormal align=3Dleft style=3D'text-align:left'><span lang=3DEN=
-US>6</span><span
style=3D'font-family:SimSun;mso-ascii-font-family:"Times New Roman";mso-han=
si-font-family:
"Times New Roman"'>.完成实验报告=
。</span></p>
</div>
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