Mar 5, 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, …} {0, 1, 2,} is often denoted by ω ω. There are two caveats about this notation: It is not commonly used outside of set theory, and it might not be …

The use of natural language is often more effective when presenting an idea. In my opinion the less often a symbol is used where a few words can go, the better. That said, there are many places …

Mar 31, 2011 · Has anybody ever proposed a new notation that unifies the visual representation of exponents, roots, and logs to make the relationship between them more clear? If you don't know of …

Sep 12, 2019 · What is the mathematical notation for rounding a given number to the nearest integer? So like a mix between the floor and the ceiling function.

A better, but less common, notation is ε ε (formatted with $\varepsilon$). You can find answers and comments related to that latter symbol ε ε in the linked posts.

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 Block.

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. For example, the …

When I first learned linear algebra, both the professor and the book used brackets like [ and ] to enclose matrices. However, in my current differential equations textbook, matrices are enclosed by

However, usually non-arithmetic means are explicitly denoted --for instance, x¯G x G, x~ x, and G(x) G (x) are used for geometric mean--, which means x¯ = x x = x for most practical cases. All statistics …