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 …
What is the meaning of ⊊? - Mathematics Stack Exchange
Dec 22, 2020 · 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 …
What does it mean when something says (in thousands)
I'm doing a research report, and I need to determine a companies assets. So I found their annual report online, and for the assets, it says (in thousands). One of the rows is: Net sales $ 26,234...
inequality - What does <> mean? - Mathematics Stack Exchange
Jul 28, 2021 · What do the less-than and greater-than symbols right next to each other mean? Does it mean either less than or greater than? In other words, not equal? I am trying to …
What do the symbols d/dx and dy/dx mean?
May 2, 2015 · Okay this may sound stupid but I need a little help... What do $\\Large \\frac{d}{dx}$ and $\\Large \\frac{dy}{dx}$ mean? I need a thorough explanation. Thanks.
Meaning of convolution? - Mathematics Stack Exchange
I am currently learning about the concept of convolution between two functions in my university course. The course notes are vague about what convolution is, so I was wondering if anyone …
The meaning of various equality symbols - Mathematics Stack …
May 6, 2015 · The meaning of various equality symbols Ask Question Asked 10 years, 5 months ago Modified 9 years, 5 months ago
notation - What is the meaning of $\exp (\,\cdot\,)
What is the meaning of $\exp (\,\cdot\,)$? Ask Question Asked 13 years, 6 months ago Modified 2 years, 6 months ago
What does the dot product of two vectors represent?
May 23, 2014 · 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, $2$ …
What's the meaning of a set to the power of another set?
Apr 8, 2012 · What's the meaning of a set to the power of another set? Ask Question Asked 13 years, 6 months ago Modified 13 years, 6 months ago