matlab Error:The expression to the left of the equals sign is not a valid target for an assignmenttext(0,max(y),['\itkv\rm_0/\itmg\rm=',num2str=(v0)],'FontSize',fs)

matlab求定积分报错The integrand function must return an output vector of the same length as the i>> df=@(x)exp(x)*(exp(x))'df = @(x)exp(x)*(exp(x))'>> quad(df,0,1)Error using quad (line 75)The integrand function must return an output vector of matlab 指数函数求导后的图像> x=[950:10:1620];F=0.002838*exp(-3.16*x)+0.08035*exp(0.01231*x);y=diff(F);plot(x,y)Error using ==> plotVectors must be the same lengths.需要怎么改才能输出图像matlab 编的 matlab中的exp是什么意思 MATLAB高手求教 Error:Function definitions are not permitted at the prompt or in scripts.%% 目标PDE函数function [c,f,s]=pdefun (x,t,u,du)c=[1;1];f=[0.024*du(1);0.17*du(2)];temp=u(1)-u(2);s=[-1;1].*(exp(5.73*temp)-exp(-11.46*temp));%% 边界条 matlab的exp函数x=[0:0.001:2]y=x*exp(-2*x)plot(x,y)为什么会－－－y=x*exp(－2＊x)Error using ==> *Inner matrix dimensions must agree matlab中expand问题>> syms x y;>> expand((x-2)*(x-4))>>expand(cos(x+y))>>expand(exp((a+b)^2))ans =x^2 - 6*x + 8 得出：>>expand(cos(x+y))|Error: Unexpected MATLAB operator. >> >>expand(exp((a+b)^2))得出： >>expand(exp((a+b)^2))|Error: Unexpect matlab 报错 求指导x=0:0.0001:1;y=[1/(i*6.24375)]*[(-2.93*exp(i*1.373*x)-0.05)]*exp(-x/58.213)+[1/(i*5.747)*exp(-x/58.213)]-[1/(i*8.003)*exp(-x/13.222)*exp(i*1.08*x)];z=abs(y);plot(x,z);总是报错啊Error using ==> mtimesInner matrix dimensions matlab中 exp((-d.*d) ./ MATLAB编程问题弹出了这样的问题：Error using / Matrix dimensions must agree.Error in Untitled4 (line 11)C=Q./(2*3.14*u*y1.*z1).*exp(-Y.^2./(2*y1.^2)).*(exp((H)^2/(2*y1.^2))+exp((H)^2./(2*z1.^2)));下面是程序：x=0:3000;y=-500:500;[X,Y Matlab程序此问题如何处理：Error using ==> fminconA has the wrong number of columns.function f=fun1(x); f=exp(x(1))-5*x(1); x0=[0]; VLB=[1]; VUB=[2]; [x,fval]=fmincon('fun1',x0,VLB,VUB); MATLAB:Error using ==> inlineeval fplot('[ (1/((sqrt(2*pi))*1))*(exp(-(x.^2)/(2*1^2))),(1/((sqrt(2*pi))*2))*（exp(-(x.^2)/(2*2^2))),(1/((sqrt(2*pi))*4))*（exp(-(x.^2)/(2*4^2))),(1/((sqrt(2*pi))*（220/100）))*（exp(-(x.^2)/(2*（220/100）^2))) ] matlab中关于EXP的错误 急啊x=(0:0.1:2);y1=(1/sqrt(2*pi))*(exp^(-(x^2)/2));h1=subplot(2,2,1);plot(x,y1)title('标准正态分布的概率密度曲线') 运行说是? Error using ==> expNot enough input arguments.Error in ==> Untitled3 at 2y1=(1 MATLAB输入f=exp((-x)^2)为什么显示?Error using ==> mpower Matrix must be square.包括输入y=(exp(x^3)-1)/(1-cos(sqrt(x-sin(x))))也出现?Error using ==> mpowerMatrix must be square. MATLAB中的画图问题r=rectangle('Position',[4/3/10^4-0.5,0,1,1]);t=0:0.0001:0.5;n=0:0.0001:1;s=sinc(n);s0=r*s*exp(-i*4*pi*5300000000*20000/(3*10.^8))*exp(i*pi*0.25*exp(12)*((t-2*20000/3/(10.^8))).^2)Error using ==> mtimesInner matrix dimensions m matlab中如何画图!看看x=-10:0.1:10; y=exp(-(x.- 1)^2);plot(x,y)是怎么回事?x=-10:0.1:10; y=exp(-(x.- 1)^2);plot(x,y)x=-10:0.1:10; y=exp(-(x.- 1)^2);plot(x,y)|Error:identifier expected,- found.画不出来啊 matlab Error using ==> mtimes Inner matrix dimensions must agree.x=0:pi/50:4*pi;y1=exp(x/3)*sin(3*x);y2=exp(x/3);y3=-exp(x/3);plot(x,y1,'b*',x,y2,'r.',x,y3,'r.'),grid onError using ==> mtimesInner matrix dimensions must agree. matlab中exp的用法、作用 MATLAB中 a*exp(b*x)是什么意思?