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. …

Bonus question: Does this change when talking about strictly natural numbers on a range, how about non-negative integers? i.e x is in a range of [1, n] or [0, z] (where n is some natural …

May 16, 2016 · You're mixing up two things: How is a number defined? How is a number represented with symbols? An integer can be defined as the difference between two natural …

Aug 19, 2015 · 0 Many authors consider $0$ to be a natural number, and accordingly use $\mathbb N$ to denote the set of nonnegative integers. This is especially common in …

The set of Natural Numbers is denoted by $\\mathbb N$ (For Natural) The set of Rationals are denoted by $\\mathbb Q$ (for quotient) The set of Complex numbers are denoted by …

@PeterGrill The math book of my school time, I guess 2nd grade of middle school, since I'm in another country, I can't check now. The reason for I is integers (without negative ones) and W …

Apr 5, 2015 · The positive integers are $\mathbb Z^+=\ {1,2,3,\dots\}$, and it's always like that. The natural numbers have different definitions depending on the book; sometimes the natural …

Oct 28, 2013 · This may be a silly question, but it has been a long time since I have used set notation to any real extent. How would I write that $i$ is an integer ranging from $1 ...

Integers and rational numbers are not fractions, in the strictest sense of the word "are". For example, the fractions $1/1$, $4/4$, and $8/8$ are all different fractions, but they all represent …

Jun 14, 2024 · The compatibility condition guarantees that $p$ -adic integers "look like" integers when you study them modulo $p^k$ for any finite $k$, but as you consider all the reductions …