Add note from Sergei W. on subtyping

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greg 2018-09-10 21:01:46 -07:00
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# TODO Items
- a subtype is a situation where the compiler is entitled to add a type conversion in the type-checking process
b/c that type conversion doesn't correspond to a computation
-Sergei W.
*A neat idea for pattern matching optimization would be if you could match on one of several things in a list
ex: