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- Difference between ≈, ≃, and ≅ - Mathematics Stack Exchange
In mathematical notation, what are the usage differences between the various approximately-equal signs "≈", "≃", and "≅"? The Unicode standard lists all of them inside the Mathematical Operators B
- 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
- What is the meaning of ⊊? - Mathematics Stack Exchange
I have encountered this when referencing subsets and vector subspaces For example, T ⊊ span(S) should mean that T is smaller than span(S)--at least from what I've gathered Is ⊊ a sort of ≤ or lt
- meaning - What about you? versus How about you? - English Language . . .
From my point of view, if the difference between what about and how about in general is slight, the difference between what about you and how about you is even slighter They are certainly interchangeable, as you mentioned, but I would go so far as to say that their common usages are semantically indistinguishable In point of usage, Ngrams shows a slight preference for What about you: COCA
- notation - Whats the difference between ≡ and ≣? - Mathematics . . .
$\equiv$ and similar variations are a generic symbols used to notate an equivalence relation $=$ is the specific equivalence relation "equals" that we are used to with sets and natural numbers and by extension is also the symbol used for equality of rational, real, complex numbers etc For more information on the definition of a specific equivalence relation, you will need to provide
- The meaning of various equality symbols - Mathematics Stack Exchange
The meaning of various equality symbols Ask Question Asked 10 years, 6 months ago Modified 9 years, 7 months ago
- meaning - Chuffed - happy or unhappy? - English Language Usage Stack . . .
I was looking into the word chuffed this morning, and came across this:- chuffed 1 tʃʌft adjective British Informal delighted; pleased; satisfied Origin: 1855–60; see chuff2 , -e
- meaning - XOXO means hugs and kisses but why? - English Language . . .
What's the reasoning behind abbreviating hugs and kisses as X's and O's? Some say X is for hugs and O is for kisses, and some say the other way around; but why X and O, and why are they doubled?
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