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 …

I would agree with the rule " [dependent] versus [independent]." The word "versus" can mean "compared with," and it more frequently makes sense to compare a dependent value with its …

Meaning of “arg min” [closed] Ask Question Asked 13 years ago Modified 6 months ago

What is the meaning of $\exp (\,\cdot\,)$? Ask Question Asked 13 years, 6 months ago Modified 2 years, 6 months ago

Meaning of, and how to verify, a vector space *over* $\mathbb {R}$ Ask Question Asked 14 years, 2 months ago Modified 14 years, 2 months ago

What's the meaning of a set to the power of another set? Ask Question Asked 13 years, 7 months ago Modified 13 years, 7 months ago

What is the meaning of $dA$ in $\iint_E\dots dA$, where $E$ is a region in the $xy$ plane? In some integrals we use $dA=dx\,dy$, but in others $dA=\hat {k}\,dx\,dy$.

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I am studying Linear Algebra, I have 3 questions in my mind What does an inverse matrix mean. I am trying to have a meaning of it, but I don't really understand. When a matrix does not have …

The meaning of $\lambda$ in Lagrange Multipliers Ask Question Asked 11 years, 6 months ago Modified 5 years, 7 months ago