clear A=[1 2; 3 4] A = 1 2 3 4 B=2*A B = 2 4 6 8 C=A-B C = -1 -2 -3 -4 diary off A=[1 2 3 4 5] A = 1 2 3 4 5 clear A=[1 2 3 4 5]; A=[1 2 3 4 5 6 7 8 9 10] A = 1 2 3 4 5 6 7 8 9 10 A=1:10 A = 1 2 3 4 5 6 7 8 9 10 A=1:0.5:10 A = Columns 1 through 7 1.0000 1.5000 2.0000 2.5000 3.0000 3.5000 4.0000 Columns 8 through 14 4.5000 5.0000 5.5000 6.0000 6.5000 7.0000 7.5000 Columns 15 through 19 8.0000 8.5000 9.0000 9.5000 10.0000 A=1:2:10 A = 1 3 5 7 9 A=linspace(5,26,15) A = Columns 1 through 7 5.0000 6.5000 8.0000 9.5000 11.0000 12.5000 14.0000 Columns 8 through 14 15.5000 17.0000 18.5000 20.0000 21.5000 23.0000 24.5000 Column 15 26.0000 length(A) ans = 15 B=[1 2 3 4] B = 1 2 3 4 length(B) ans = 4 clear A=[1 2 3; 4 5 6; 7 8 9] A = 1 2 3 4 5 6 7 8 9 A=[1 2 3; 4 5 6] A = 1 2 3 4 5 6 size(A) ans = 2 3 clear A=[1 2 3 4; 5 6 7 8; 9 10 11 12; 13 14 15 16] A = 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 A(2,:) ans = 5 6 7 8 A(:,3) ans = 3 7 11 15 A(2:3,2:4) ans = 6 7 8 10 11 12 A A = 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 clear A=[1 2 3 4] A = 1 2 3 4 B=[A 5] B = 1 2 3 4 5 A(end+1)=5 A = 1 2 3 4 5 A(end) ans = 5 A(end-1) ans = 4 A(end-2) ans = 3 A=rand(3) A = 0.4122 0.2974 0.6501 0.9016 0.0492 0.9830 0.0056 0.6932 0.5527 A=zeros(3,5) A = 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 A=ones(6,5) A = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 A=eye(4) A = 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 A=eye(4,5) A = 1 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0 A=eye(6,3) A = 1 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 A=rand(4) A = 0.4001 0.3759 0.7939 0.6208 0.1988 0.0099 0.9200 0.7313 0.6252 0.4199 0.8447 0.1939 0.7334 0.7537 0.3678 0.9048 B=10*A B = 4.0007 3.7589 7.9387 6.2080 1.9879 0.0988 9.1996 7.3128 6.2520 4.1986 8.4472 1.9389 7.3336 7.5367 3.6775 9.0481 C=ceil(B) C = 5 4 8 7 2 1 10 8 7 5 9 2 8 8 4 10 C=ceil(10*rand(4)) C = 6 10 7 7 7 4 7 9 3 7 4 4 6 4 5 5 C=ceil(10*rand(4)) C = 6 8 10 2 6 5 9 7 8 2 8 4 6 8 5 2 C=ceil(10*rand(4)) C = 6 10 3 8 9 1 6 10 7 4 1 8 10 6 6 8 C=ceil(10*rand) C = 5 C=ceil(10*rand) C = 7 C=ceil(10*rand) C = 9 C=ceil(10*rand) C = 1 C=ceil(10*rand) C = 10 clear A=[1 2; 3 4; 5 6] A = 1 2 3 4 5 6 A(1,3)=8 A = 1 2 8 3 4 0 5 6 0 rand(6)>0.5 ans = 1 0 0 1 1 0 1 1 1 1 1 0 0 0 0 0 0 0 1 1 0 1 0 0 1 0 0 1 1 0 1 1 0 1 1 1 rand(8)>0.5 ans = 1 0 1 1 0 1 0 0 0 1 1 1 1 1 0 0 0 1 0 1 0 0 0 1 1 1 1 0 0 1 1 1 0 0 0 0 1 1 1 0 1 0 1 0 0 0 0 0 1 0 1 0 1 0 0 1 1 0 0 0 0 0 0 1 rand(8)>0.8 ans = 1 0 0 1 0 1 1 0 0 0 1 0 1 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 1 0 0 1 0 1 1 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 rand(8)>0.1 ans = 0 1 1 1 1 1 1 1 1 0 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 0 1 1 1 0 1 1 1 0 0 0 1 1 1 1 0 0 1 1 1 1 1 1 1 1 1 rand(8)>0.1 ans = 1 1 1 0 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 0 1 1 rand(8)>0.1 ans = 1 1 1 1 1 1 1 1 1 1 0 0 1 1 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 rand(8)>0.1 ans = 1 0 1 1 1 1 1 0 1 1 0 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 0 1 1 1 1 1 0 0 1 1 1 1 1 1 1 1 1 rand(8)>0.1 ans = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 A=rand(8)>0.1 A = 1 1 1 0 1 1 1 1 1 1 1 0 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 A=rand(8)>0.5 A = 1 0 0 0 0 0 0 1 1 1 1 0 0 1 1 0 1 1 1 1 0 0 0 1 1 0 0 0 0 0 1 1 0 0 1 1 0 0 0 1 1 0 0 0 0 0 0 0 0 1 0 1 1 0 0 0 1 1 0 1 1 0 1 0 A=rand(8)>0.5 A = 0 1 0 1 1 1 1 0 0 1 1 1 1 0 0 0 0 0 1 1 0 0 0 1 1 0 1 1 1 1 1 1 0 0 1 1 1 1 0 0 0 0 0 1 0 0 0 1 0 0 0 1 1 1 0 1 1 1 0 1 0 0 0 1 sum(A) ans = 2 3 4 8 5 4 2 5 sum(ans) ans = 33 sum(sum(A)) ans = 33 A=[1 2; 3 4; 5 6] A = 1 2 3 4 5 6 sum(sum(A)) ans = 21 A(1,3)=8 A = 1 2 8 3 4 0 5 6 0 sum(sum(A)) ans = 29 clear A=[2 3 0 0 4 0 0 5] A = 2 3 0 0 4 0 0 5 find(A) ans = 1 2 5 8 A=[1 0 2; 0 0 4; 3 0 7] A = 1 0 2 0 0 4 3 0 7 find(A) ans = 1 3 7 8 9 [x y]=find(A) x = 1 3 1 2 3 y = 1 1 3 3 3 find(A==1) ans = 1 find(A==4) ans = 8 [x y]=find(A==4) x = 2 y = 3 x=1:10 x = 1 2 3 4 5 6 7 8 9 10 y=sin(x) y = Columns 1 through 7 0.8415 0.9093 0.1411 -0.7568 -0.9589 -0.2794 0.6570 Columns 8 through 10 0.9894 0.4121 -0.5440 plot(x,y) x=1:0.01:10; y=sin(x); plot(x,y) plot(x,y,'LineWidth',5) plot(x,y,'LineWidth',50) plot(x,y,'LineWidth',5) plot(x,y,'r','LineWidth',5) plot(x,y,'g','LineWidth',5) plot(x,y,'y','LineWidth',5) z=cos(x); plot(x,y,x,z) x=0:0.01:10; plot(x,y,x,z) ??? Error using ==> plot Vectors must be the same lengths. y=sin(x); z=cos(x); plot(x,y,x,z) w=2*sin(x); plot(x,y,x,z,x,w) fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 ??? Error using ==> plot Vectors must be the same lengths. Error in ==> fugg1 at 10 subplot(232), plot(x,w) fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 ??? Error: File: C:\MATLAB7\work\fugg1.m Line: 6 Column: 25 Missing MATLAB operator. fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 fschange('C:\MATLAB7\work\fugg1.m'); clear fugg1 fugg1 builtin('exit')