Question

Verify that (x + y)-' = x + ył by taking x
7
11
-22
YE
21
1​

Answer 1

Step-by-step explanation:

isometry, i.e. B(-x)*ß(x) = 1 for all x E G+, and B (x + y) = B(x)B(y) for all x, y e G+. (This implies ... that H above is invariant for all 7(x), xe G+.).