>near >around >let Explain why these words should be

because the people who need to use those theorems understand what those words mean, unlike you brainlet

you don't say "let" in proofs?

>>8680655
Why do I keep seeing hate for the word "let" on this board? Is it a non-American thing?

>>8680673
If the definition is only useful for the people who already know it's meaning then it's a bad definition.

>>8680747
some tools are only for those that know how to use them

don't be silly

>using "this guy" to refer to an expression

>near
Pretty formal with delta epsilons and open sets.
>around
What?
>let
Yea, you need to define terms.

>>8681304
Whats wrong with that?

>>8680676
Yeah, you can say:
'Let X be a subset of Y'.

>>8680679
it's okay brainlets wouldn't get it