How can I multiply matrix with multiple vectors without loop?

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K M Ibrahim Khalilullah
编辑： David Goodmanson 2017-7-1
I have a matrix R of size 3by3 and vector matrix T (multiple vectors) as illustrated in Figure. How can I get the output as I shown in the figure. I don't
want to use the loop.

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David Goodmanson
David Goodmanson 2017-7-1
编辑：David Goodmanson 2017-7-1
Hello K M, You do this exactly as you have written it.
T = [T1 T2 T3 .... Tn]; % concatenate as many 3x1 column vectors as you would like.
Output = R*T; % 3xn matrix
Then the column vector R*Tj is Output(:,j), the jth column of Output.

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