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- notation - What does := mean? - Mathematics Stack Exchange
It's curious --and unfortunate-- that the symbol for emphasis became the symbol for negation Granted, ASCII isn't the richest glyph set, and coders needed something, but why settle on the symbol that means in prose the exact opposite of what it means in code? Irony?
- 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 $\\mathbb R - \\mathbb Q$?
- Reddit - The heart of the internet
Getting `unresolved external symbol __imp__` linker errors when using standard library
- 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
- 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
- What does the symbol on Gaaras forehead mean? - Reddit
I personally think that it's a symbol of his transition into a semi-delusional relationship with his "mother" (the sand) Only the sand loves him, so it wrote love, but the sand also hurts him, so it wrote love in the form of a bloody scar Or he just wanted a cool tattoo Reply reply more repliesMore replies more replyMore repliesMore replies
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