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- 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
- Three dot ∴ symbol meaning - Mathematics Stack Exchange
Whats the meaning of this symbol? Its a three dot symbol: ∴ I read a book, im could not find any definition of this symbol This is about continuum property of the natural numbers and the archimed
- 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, 6 months ago
- What is the meaning of ∀x (∃y (A (x))) - Mathematics Stack Exchange
At first English is not my native language if something is not perfectly formulated or described I'm sorry Could somebody please tell me what the generally valid statement of this is? $$ \\forall
- What is the meaning of the expression Q. E. D. ? Is it similar to . . .
It's an abbreviation of quod erat demonstrandum, which is the Latin translation of a Greek phrase meaning "which had to be proven" To the ancient Greeks, a proof wasn't complete unless the last sentence in your proof was basically the statement of the theorem
- What does the dot product of two vectors represent?
I know how to calculate the dot product of two vectors alright However, it is not clear to me what, exactly, does the dot product represent The product of two numbers, $2$ and $3$, we say that i
- What is the meaning of Hermitian? - Mathematics Stack Exchange
Google search-bar gives the definition of Hermitian as: Hermitian: denoting or relating to a matrix in which those pairs of elements that are symmetrically placed with respect to the principal di
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