作业帮用matlab为什么画不出满意的图形啊?n0=1.39;n2=5.55*10^-10;E=0.001;A=2.*n0.*E.^2;B=2.*n0.*E.^2;a=n0+2.*n2.*E.^2;b=2.*n2.*E.^2;L=5.32*10^-7; x=0:0.01:1; %L指代波长 P= x.*(2.*pi/L)*(a.^2-b.^2).^0.5; %P指代I=(A-B.*cos(2.*P))/(a+b.*cos(2.
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/05 15:40:04
用matlab为什么画不出满意的图形啊?n0=1.39;n2=5.55*10^-10;E=0.001;A=2.*n0.*E.^2;B=2.*n0.*E.^2;a=n0+2.*n2.*E.^2;b=2.*n2.*E.^2;L=5.32*10^-7; x=0:0.01:1; %L指代波长 P= x.*(2.*pi/L)*(a.^2-b.^2).^0.5; %P指代I=(A-B.*cos(2.*P))/(a+b.*cos(2.
用matlab为什么画不出满意的图形啊?
n0=1.39;
n2=5.55*10^-10;
E=0.001;
A=2.*n0.*E.^2;
B=2.*n0.*E.^2;
a=n0+2.*n2.*E.^2;
b=2.*n2.*E.^2;
L=5.32*10^-7;
x=0:0.01:1; %L指代波长
P= x.*(2.*pi/L)*(a.^2-b.^2).^0.5; %P指代
I=(A-B.*cos(2.*P))/(a+b.*cos(2.*P))*10^6;
plot(x,I)
用matlab为什么画不出满意的图形啊?n0=1.39;n2=5.55*10^-10;E=0.001;A=2.*n0.*E.^2;B=2.*n0.*E.^2;a=n0+2.*n2.*E.^2;b=2.*n2.*E.^2;L=5.32*10^-7; x=0:0.01:1; %L指代波长 P= x.*(2.*pi/L)*(a.^2-b.^2).^0.5; %P指代I=(A-B.*cos(2.*P))/(a+b.*cos(2.
你写的有点不对了. 改一下就好啦.
>> n0=1.39;
n2=5.55*10^-10;
E=0.001;
A=2*n0*E^2;
B=2*n0*E^2;
a=n0+2*n2*E^2;
b=2*n2*E^2;
L=5.32*10^-7;
x=0:0.01:1; %L指代波长
P= x*(2*pi/L)*(a^2-b^2)^0.5; %P指代
y=(A-B*cos(2*P))./(a+b*cos(2*P))*10^6;
figure
plot(x,y,'-')
