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How to exclude multiple rows from calculation of a matrix?

temp1=A(2:2:end,1); temp2=A(1:2:end,2); A(A<.5)=0; A(A>=.5)=1; A(2:2:end,1)=temp1; A(1:2:end,2)=temp2;

How to exclude multiple rows from calculation of a matrix?

temp1=A(2:2:end,1); temp2=A(1:2:end,2); A(A<.5)=0; A(A>=.5)=1; A(2:2:end,1)=temp1; A(1:2:end,2)=temp2;

39 minutes ago | 0

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Repeat string n times - 3

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1 hour ago

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Repeat string n times - 2

This is the two variable version of <http://www.mathworks.com/matlabcentral/cody/problems/42482-repeat-string-n-times Repeat str...

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Repeat string n times

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commutative?

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% Initial conditions Ca0 = 2; Cb0 = 4; Cc0 = 0; Cd0 = 0; T0 = 300:100:800; IC = [repmat([Ca0 Cb0 Cc0 Cd0],length(T0),1),T...

Using a loop with changing intial value

% Initial conditions Ca0 = 2; Cb0 = 4; Cc0 = 0; Cd0 = 0; T0 = 300:100:800; IC = [repmat([Ca0 Cb0 Cc0 Cd0],length(T0),1),T...

23 hours ago | 0

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Compute the area of points with coordinates form two matrices

Did you look at the alphaShape() function? a=alphaShape(theta_init(:),theta_dot_init(:)); b=a.area;

Compute the area of points with coordinates form two matrices

Did you look at the alphaShape() function? a=alphaShape(theta_init(:),theta_dot_init(:)); b=a.area;

24 hours ago | 0

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Why cant' I plot this graph?

You need .^ for elementwise array operations x = linspace(0,2,250); y = 15*x.^3-9*x.^2-36*x+36; plot(y,x)

Why cant' I plot this graph?

You need .^ for elementwise array operations x = linspace(0,2,250); y = 15*x.^3-9*x.^2-36*x+36; plot(y,x)

1 day ago | 0

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Test Problem; Create a 5x5 array containing all ones

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1 day ago

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Averaging 5 vectors in the top row of a 10x5 cell array.

mean(cell2mat(In1(1:5,:)),2);

Averaging 5 vectors in the top row of a 10x5 cell array.

mean(cell2mat(In1(1:5,:)),2);

1 day ago | 0

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Check whether the input matrix is a figurate number triangle: <http://mathworld.wolfram.com/FigurateNumberTriangle.html>

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