can't understand this statement

2022 4 4
1 个回答
更新时间：2022 4 4
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回答（1 个）

Davide Masiello
Davide Masiello 2022-4-4
Ran in:

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Ran in:
Yes, it extracts the terms on column 3 and rows 1 and 2 of b.
Example
b = magic(5)
b = 5×5
17 24 1 8 15 23 5 7 14 16 4 6 13 20 22 10 12 19 21 3 11 18 25 2 9
b(1:2,3)
ans = 2×1
1 7

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