i want to change [3,2,4](1x3 matrix) to 324(1x1 matrix) any help?

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Hassaan Riaz
Hassaan Riaz on 16 Nov 2018
Edited: Bruno Luong on 16 Nov 2018
i know i can do it by 3*100 + 2*20 + 4 but is there any cleaner method?

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Accepted Answer

Guillaume
Guillaume on 16 Nov 2018
Edited: Guillaume on 16 Nov 2018
polyval(yourvector, 10)
would also work
But what if your vector is [30, 20, 40]?

More Answers (2)

Bruno Luong
Bruno Luong on 16 Nov 2018
>> str2double(char([3 2 4]+'0'))
ans =
324
>>
Bruno Luong
Bruno Luong on 16 Nov 2018
Edited: Bruno Luong on 16 Nov 2018
This one produces NaN for overflowed data
>> polyval([3 2 4],10)
ans =
324
>> str2double(char([3 2 10]+'0'))
ans =
NaN

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