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- Difference between ≈, ≃, and ≅ - Mathematics Stack Exchange
The symbol ≅ is used for isomorphism of objects of a category, and in particular for isomorphism of categories (which are objects of CAT) The symbol ≃ is used for equivalence of categories At least, this is the convention used in this book and by most category theorists, although it is far from universal in mathematics at large
- notation - What does ∈ mean? - Mathematics Stack Exchange
I have started seeing the "∈" symbol in math What exactly does it mean? I have tried googling it but google takes the symbol out of the search
- notation - Is there an accepted symbol for irrational numbers . . .
$\\mathbb Q$ is used to represent rational numbers $\\mathbb R$ is used to represent reals Is there a symbol or convention that represents irrationals Possibly $\\mathbb R - \\mathbb Q$?
- Getting `unresolved external symbol __imp__` linker errors . . . - Reddit
Getting `unresolved external symbol __imp__` linker errors when using standard library
- Why cant I type copy alt code the § symbol in java minecraft . . . - Reddit
This is probably the stupidest thing I've ever needed help with, but I've read you can format sign text to different colours using § codes but I cannot for the life of me figure out how to put that symbol into minecraft I've tried copying it, alt code 21, alt code 0167, they all just fail to put anything on screen How do I colour my sign text? Further information: I'm playing Java on
- such that logical symbol - Mathematics Stack Exchange
In set theory \mid or : is often used but I haven't really seen any logical symbol used for "such that" in other situations But now that I think of it there is the \ni symbol used as "such that" in mathematical logic I believe
- notation - What is the mathematical symbol for range? - Mathematics . . .
An unsophisticated question from a neophyte: Given the numbers: $1,2,3,4,5$ What is the symbol for the range of the numbers? i e the lowest-highest number in the set For example, the min max
- What does this symbol mean? : r AppleWatch - Reddit
The symbol of a charging cable indicates that the watch battery is still low and requires charging Try charging your watch again for at least 2 5 hours When doing so, check that: All plastic wrap has been removed from both ends and both sides of the charging cable (check closely on the head of the charger) Reply reply [deleted] •
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