
notation - What does "∈" mean? - Mathematics Stack Exchange
Jun 25, 2014 · 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
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 …
The meaning of various equality symbols - Mathematics Stack …
May 6, 2015 · The meaning of various equality symbols Ask Question Asked 10 years, 1 month ago Modified 9 years, 1 month ago
Textbook Notation: Meaning of cf. - Mathematics Stack Exchange
Jul 1, 2022 · Textbook Notation: Meaning of cf. [closed] Ask Question Asked 2 years, 11 months ago Modified 2 years, 11 months ago
Understanding the singular value decomposition (SVD)
I have recently been sort of catching up with Linear Algebra and matrix operations. I came across some techniques of matrix decomposition, particularly Singular Value Decomposition and I …
What does it mean when something says (in thousands)
Oct 31, 2017 · 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: …
What is the meaning of - Mathematics Stack Exchange
Mar 25, 2021 · So I'm just getting into topology and I see spaces such as S1 S 1 or S2 S 2 used a lot. What is the meaning of S1 S 1 or S2 S 2? Furthermore, what is meant by the cartesian …
Meaning of convolution? - Mathematics Stack Exchange
Oct 26, 2010 · 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 …
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 d dx d d x and dy dx d y d x mean? I need a thorough explanation. Thanks.
ordinary differential equations - What is the meaning of …
Feb 26, 2013 · What are the equilibrium solutions for the differential equation dy dt = 0.2(y − 3)(y + 2) d y d t = 0.2 (y 3) (y + 2) My Question: What does equilibrium solution mean in this …