Mar 18, 2011 · It's one common notation for stating that the left-hand side is defined as (in contrast to equal to) the expression on the right-hand side.

Aug 19, 2015 · The set of natural numbers $\ {0,1,2,\dots\}$ is often denoted by $\omega$. There are two caveats about this notation: It is not commonly used outside of set theory, and it might …

Apr 20, 2016 · So, now they have anonymous functions, defined through lambda terms, the actual syntax used for the terms more closely resembling the arrow notation than the lambda notation.

Dec 13, 2016 · An unsophisticated question from a neophyte: Given the numbers: $1,2,3,4,5$ What is the symbol for the range of the numbers? i.e. the lowest-highest number in the set. …

Sep 11, 2017 · Sometimes $\mathbb {N}_0$ is used to denote the natural numbers including zero, so this notation may be ambiguous.

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 …

They are integral parts of larger notations which don't have any individual formal meaning -- the fact that expressing the entire notation in English sometimes involves saying "such that" …

Apr 19, 2021 · Your notation $\mathbf {1}$ (or $\mathbf {1}^T$ if you insist that $\mathbf {1}$ is a column vector) is fine and is commonly used. Just define it when you are using it.

Oct 18, 2016 · In set theory \mid or : is often used but I haven't really seen any logical symbol used for "such that" in other situations. But now that I think of it there is the \ni symbol used as …

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.