- 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
- Symbol for “such that” (not in set) - Mathematics Stack Exchange
Nobody should be using $\ni$ to mean "such that"; it is used in texts everywhere to mean $\in$ but in the reverse direction (that's why the LaTeX code is "\ni" after all) I would argue ":" is the superior notation for set-building since (in most handwriting) it is the least likely to be confused with anything else (I, l, 1), hence being the most readable
- multivariable calculus - The meaning of $\lambda$ in Lagrange . . .
The meaning of $\lambda$ in Lagrange Multipliers Ask Question Asked 11 years, 7 months ago Modified 5 years, 8 months ago
- 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
- Can someone clearly explain about the lim sup and lim inf?
Can some explain the lim sup and lim inf? In my text book the definition of these two is this Let $(s_n)$ be a sequence in $\\mathbb{R}$ We define $$\\lim \\sup\\ s_n = \\lim_{N \\rightarrow \\infty}
- What is the meaning of ∀x (∃y (A (x))) - Mathematics Stack Exchange
At first English is not my native language if something is not perfectly formulated or described I'm sorry Could somebody please tell me what the generally valid statement of this is? $$ \\forall
- The meaning of various equality symbols - Mathematics Stack Exchange
The meaning of various equality symbols Ask Question Asked 10 years, 7 months ago Modified 9 years, 7 months ago
- What is the meaning of $\|\cdot\|$ - Mathematics Stack Exchange
What is the meaning of $\|\cdot\|$ Ask Question Asked 6 years, 4 months ago Modified 6 years, 4 months ago
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