Quick notation question

[jcsd]

Given the function f:A->B, what would be the usual way of representing the function g:A2->B2 where g(x,y) = (f(x),f(y))?

[matt grime]

usually gxg: AxA --> BxB would be well understood.

[jcsd]

tahnks, I thought it was prolly something like that, though I hadn't seen it writtn before.