vv=(1:100)'A=[3;8;21;44;60;79;99]f_vv=find(vv==A);vv(reshape(f_vv,length(f_vv),1))=[];I got this error
Dimensions of arrays being concatenated are not consistent.MATLAB: Find and omit element from array
find and omit element from array
Related Solutions
>> A = {[1,2,3,4],[4,2,3],[1,2,5,6,78,9],[1,2,3,4],[1,2,5,6,78,9],[4,2,3],[5,6,7]};>> N = numel(A);>> X = false(N,N); % find which arrays are the same:>> for ii=1:N, for jj=1:ii, X(ii,jj)=isequal(A{ii},A{jj}); end, end>> Y = X & cumsum(X,1)==1 & cumsum(X,2)==1; % indices that ignore duplicates.>> Z = A(any(Y,1));>> Z{:}ans = 1 2 3 4ans = 4 2 3ans = 1 2 5 6 78 9ans = 5 6 7ezplot(vpa(ramp_response))We went through this before. The inverse laplace of transfer function with maximum degree N in the denominator generally involves the sum of N roots of the polynomial that is the denominator. By default the symbolic engine leaves the root in symbolic form for degree 4 or higher.
The exact value of tf_inverse is
(1 / 189864) * (( - (30 * 1i) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) + (10386 * 1i) * 3^(1 / 2) + ( - (363 * 1i) * 3^(1 / 2) * (1774 + 54 * 1465^(1 / 2))^(2 / 3) + (37752 * 1i) * 3^(1 / 2)) / (1774 + 54 * 1465^(1 / 2))^(1 / 3)) * (( - 14 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) + (1774 + 54 * 1465^(1 / 2))^(2 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3) + 90 * 3^(1 / 2) / (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2))^(1 / 2) + (210 * ((1774 + 54 * 1465^(1 / 2))^(1 / 3) - (1 / 14) * (1774 + 54 * 1465^(1 / 2))^(2 / 3) + 52 / 7) / ((1774 + 54 * 1465^(1 / 2))^(1 / 3) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2)) + 5082 * 3^(1 / 2) * ( - 2615 / 1694 + ( - (1 / 14) * (1774 + 54 * 1465^(1 / 2))^(2 / 3) + 52 / 7) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) - 1350 * 3^(1 / 2) / (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) - 210 + (15 * (1774 + 54 * 1465^(1 / 2))^(2 / 3) - 1560) / (1774 + 54 * 1465^(1 / 2))^(1 / 3) + ((121 * 1i) * (((((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) * (1774 + 54 * 1465^(1 / 2))^(2 / 3) + 90 * 3^(1 / 2) * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 14 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) - 104 * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2)) / ((1774 + 54 * 1465^(1 / 2))^(1 / 3) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2)))^(3 / 2) + 121 * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(3 / 2)) * 3^(1 / 2)) * exp( - (1 / 6) * (1i * 3^(1 / 2) * (( - 14 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) + (1774 + 54 * 1465^(1 / 2))^(2 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3) + 90 * 3^(1 / 2) / (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2))^(1 / 2) - 3^(1 / 2) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) + 9) * t) + (1 / 189864) * (((30 * 1i) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) - (10386 * 1i) * 3^(1 / 2) + ((363 * 1i) * 3^(1 / 2) * (1774 + 54 * 1465^(1 / 2))^(2 / 3) - (37752 * 1i) * 3^(1 / 2)) / (1774 + 54 * 1465^(1 / 2))^(1 / 3)) * (( - 14 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) + (1774 + 54 * 1465^(1 / 2))^(2 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3) + 90 * 3^(1 / 2) / (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2))^(1 / 2) + (210 * ((1774 + 54 * 1465^(1 / 2))^(1 / 3) - (1 / 14) * (1774 + 54 * 1465^(1 / 2))^(2 / 3) + 52 / 7) / ((1774 + 54 * 1465^(1 / 2))^(1 / 3) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2)) + 5082 * 3^(1 / 2) * ( - 2615 / 1694 + ( - (1 / 14) * (1774 + 54 * 1465^(1 / 2))^(2 / 3) + 52 / 7) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) - 1350 * 3^(1 / 2) / (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) - 210 + (15 * (1774 + 54 * 1465^(1 / 2))^(2 / 3) - 1560) / (1774 + 54 * 1465^(1 / 2))^(1 / 3) + ( - (121 * 1i) * (((((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) * (1774 + 54 * 1465^(1 / 2))^(2 / 3) + 90 * 3^(1 / 2) * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 14 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) - 104 * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2)) / ((1774 + 54 * 1465^(1 / 2))^(1 / 3) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2)))^(3 / 2) + 121 * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(3 / 2)) * 3^(1 / 2)) * exp((1 / 6) * (1i * 3^(1 / 2) * (( - 14 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) + (1774 + 54 * 1465^(1 / 2))^(2 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3) + 90 * 3^(1 / 2) / (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2))^(1 / 2) + 3^(1 / 2) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) - 9) * t) + (1 / 189864) * (( - 30 * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) - 10386 * 3^(1 / 2) + (363 * 3^(1 / 2) * (1774 + 54 * 1465^(1 / 2))^(2 / 3) - 37752 * 3^(1 / 2)) / (1774 + 54 * 1465^(1 / 2))^(1 / 3)) * ((14 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - (1774 + 54 * 1465^(1 / 2))^(2 / 3) + 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3) + 90 * 3^(1 / 2) / (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2))^(1 / 2) + (210 * ((1774 + 54 * 1465^(1 / 2))^(1 / 3) - (1 / 14) * (1774 + 54 * 1465^(1 / 2))^(2 / 3) + 52 / 7) / ((1774 + 54 * 1465^(1 / 2))^(1 / 3) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2)) - 5082 * 3^(1 / 2) * ( - 2615 / 1694 + ( - (1 / 14) * (1774 + 54 * 1465^(1 / 2))^(2 / 3) + 52 / 7) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) + 1350 * 3^(1 / 2) / (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) - 210 + (15 * (1774 + 54 * 1465^(1 / 2))^(2 / 3) - 1560) / (1774 + 54 * 1465^(1 / 2))^(1 / 3) + (121 * (( - (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) * (1774 + 54 * 1465^(1 / 2))^(2 / 3) + 90 * 3^(1 / 2) * (1774 + 54 * 1465^(1 / 2))^(1 / 3) + 14 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) + 104 * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2)) / ((1774 + 54 * 1465^(1 / 2))^(1 / 3) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2)))^(3 / 2) - 121 * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(3 / 2)) * 3^(1 / 2)) * exp( - (1 / 6) * (3^(1 / 2) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) - 3^(1 / 2) * ((14 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - (1774 + 54 * 1465^(1 / 2))^(2 / 3) + 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3) + 90 * 3^(1 / 2) / (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2))^(1 / 2) + 9) * t) - (121 / 189864) * exp( - (1 / 6) * (3^(1 / 2) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) + 3^(1 / 2) * ((14 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - (1774 + 54 * 1465^(1 / 2))^(2 / 3) + 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3) + 90 * 3^(1 / 2) / (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2))^(1 / 2) + 9) * t) * (( - (30 / 121) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) - (10386 / 121) * 3^(1 / 2) + (3 * 3^(1 / 2) * (1774 + 54 * 1465^(1 / 2))^(2 / 3) - 312 * 3^(1 / 2)) / (1774 + 54 * 1465^(1 / 2))^(1 / 3)) * ((14 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - (1774 + 54 * 1465^(1 / 2))^(2 / 3) + 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3) + 90 * 3^(1 / 2) / (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2))^(1 / 2) + ( - (210 / 121) * ((1774 + 54 * 1465^(1 / 2))^(1 / 3) - (1 / 14) * (1774 + 54 * 1465^(1 / 2))^(2 / 3) + 52 / 7) / ((1774 + 54 * 1465^(1 / 2))^(1 / 3) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2)) + 42 * 3^(1 / 2) * ( - 2615 / 1694 + ( - (1 / 14) * (1774 + 54 * 1465^(1 / 2))^(2 / 3) + 52 / 7) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) - (1350 / 121) * 3^(1 / 2) / (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) + 210 / 121 + ( - (15 / 121) * (1774 + 54 * 1465^(1 / 2))^(2 / 3) + 1560 / 121) / (1774 + 54 * 1465^(1 / 2))^(1 / 3) + ((( - (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) * (1774 + 54 * 1465^(1 / 2))^(2 / 3) + 90 * 3^(1 / 2) * (1774 + 54 * 1465^(1 / 2))^(1 / 3) + 14 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2) + 104 * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2)) / ((1774 + 54 * 1465^(1 / 2))^(1 / 3) * (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(1 / 2)))^(3 / 2) + (((1774 + 54 * 1465^(1 / 2))^(2 / 3) + 7 * (1774 + 54 * 1465^(1 / 2))^(1 / 3) - 104) / (1774 + 54 * 1465^(1 / 2))^(1 / 3))^(3 / 2)) * 3^(1 / 2))
Well that's pretty clear, right?
Best Answer