Trong R^2
, tự đồng cấu f : R^2 → R^2 xác định bởi
f(x, y) = (2x + y, x − 2y)
có là...
Mathematics, 18.06.2021 14:00 glendaward8233
Trong R^2
, tự đồng cấu f : R^2 → R^2 xác định bởi
f(x, y) = (2x + y, x − 2y)
có là đẳng cự không?
Answers: 2
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