diffrence of vector element and addition element- wise

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Rica
Rica 2013-2-19
hi!
i have a vector
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A=[1 2 3 98 99 102]
i calculate the difference betwen thelement with the function diff
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B=[ 1 1 95 1 3]
how could i manipulte vector A in this manner
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BB=[A(1) A(1)+B(1)*5 A(2)+B(2)*5 A(3)+B(3)*5 ....A(5)+B(5)*5]
Thank you!

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采纳的回答

José-Luis
José-Luis 2013-2-19
A=[1 2 3 98 99 102];
BB = [A(1) ( A(1:numel(A)-1) + diff(A) ).*5]

更多回答（1 个）

Jos (10584)
Jos (10584) 2013-2-19
A = [1 2 3 98 99 102];
BB = [A(1) A(2:numel(A))*5]

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