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selzer9
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Y ⊂ X where X is a metric space with the function d. Prove that (Y,d) is a metric space with the same function d.
The metric function d: X x X -> R.
I know that the function for Y is:
d* : Y x Y -> R
How do I show that d is the same as d*.
The metric function d: X x X -> R.
I know that the function for Y is:
d* : Y x Y -> R
How do I show that d is the same as d*.