- 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
- 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
- What is the meaning of the matrix? - Mathematics Stack Exchange
A matrix can be defined as a rectangular array of numbers, but that is to miss the reason that matrices are so important A matrix is a representation of a linear mapping with respect to a particular basis (a set of reference vectors) Matrix multiplication is the way it is because it represents the composition of linear mappings You are being introduced to a particular application of
- 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
- F (a)-F (a-) meaning? - Mathematics Stack Exchange
You'll need to complete a few actions and gain 15 reputation points before being able to upvote Upvoting indicates when questions and answers are useful What's reputation and how do I get it? Instead, you can save this post to reference later
- notation - What is the meaning of $\exp (\,\cdot\,)$? - Mathematics . . .
What is the meaning of $\exp (\,\cdot\,)$? Ask Question Asked 13 years, 7 months ago Modified 2 years, 7 months ago
- linear algebra - Meaning of $x^T A x$ - Mathematics Stack Exchange
I've seen the term $x^T A x$, where $A$ is a square and usually symmetric matrix, come up in a bunch of different areas of linear algebra Places I've seen it include
- Textbook Notation: Meaning of cf. - Mathematics Stack Exchange
Textbook Notation: Meaning of cf [closed] Ask Question Asked 3 years, 4 months ago Modified 3 years, 4 months ago
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