For x, y ∈ R, define
(a) d₁(x,y) := (x - y)²,
(b) d2(x, y) := √|x - y\,
(c) d3(x, y) := |x2 – y2|, -
(d) d4(x,y) := |x - 2y|,
Mathbot Says...
I wasn't able to parse your question, but the HE.NET team is hard at work making me smarter.
For x, y ∈ R, define
(a) d₁(x,y) := (x - y)²,
(b) d2(x, y) := √|x - y\,
(c) d3(x, y) := |x2 – y2|, -
(d) d4(x,y) := |x - 2y|,
I wasn't able to parse your question, but the HE.NET team is hard at work making me smarter.