ui(1) is defined but "Index exceeds the number of array elements (1)." still pops up for i=2:

Error "Index exceeds the number of array elements (1)." in line 29. This is for i=2:m-2 so ui(i-1) first refers to ui(1), which was defined in line 25. Why is there still an error?

Answer 1

[Walter Roberson]

in line 30, you overwrite all of ui with a scalar value.

[LightFury Yeji]

Oh, I didn't notice that. Thank you so much!