Subscript indices must either be real positive integers or logicals.
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dear all
i have code like below
clc
clear all
for b=1:0.1:20
M((b*10)-9,:)=[1 1 1 ]
end
but at b=2.4 i got this error :
M =
1 1 1
1 1 1
1 1 1
1 1 1
1 1 1
1 1 1
1 1 1
1 1 1
1 1 1
1 1 1
1 1 1
1 1 1
1 1 1
1 1 1
Subscript indices must either be real positive integers
or logicals.
Error in Untitled2 (line 4)
M((b*10)-9,:)=[1 1 1 ]
i really appreciated if some can help me y i get this error and what the solotions ?
3 个评论
Stephen23
2019-1-14
"i really appreciated if some can help me y i get this error..."
"...and what the solotions ?"
Do not do calculations on floating point numbers and expect to get exact integer outputs. Write your code knowing that calculations on floating point numbers accumulate floating point error.
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