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Set is ugly to me, in the meaning of "it's useless in programming". Function is helpful, but morphism is almost "invisible" in programming course. Noone tells
by revskill 4y ago
Set is ugly to me, in the meaning of "it's useless in programming".
Function is helpful, but morphism is almost "invisible" in programming course. Noone tells you this is just the morphism in the category of X....
I prefer the pragmatic approach with tons of examples, tutorials, lectures first before teaching purely theoretic "foundation".
- deleted 4y ago[deleted]
- hgsgm 4y agoRDBM is based on Set Theory.
- helpfulrander 4y agosets provide the "identity" function. essentially, sets underlie the formalism to compute (or not, i.e. not-necessarily compute) whether some X == Y by value (i.e. with reading the content of memory-address (pointer semantics)) and by the memory address as a value (by object in memory)