## What is RNR in texting?

read and not respond is used in Slang.

In the language of texting rnr means read and not respond/read and not reply.

Mainly used when someone opens a snapchat or message and does not respond to you.

rest and recreation.

rest and recreation is used in Slang..

## What does INF mean in R?

Inf and -Inf stands for infinity (or negative infinity) and is a result of storing either a large number or a product that is a result of division by zero. Inf is a reserved word and is – in most cases – product of computations in R language and therefore very rarely a product of data import.

## What does == mean in R?

greater than or equal to. == exactly equal to. != not equal to.

## What does * mean in R?

The asterisk can mean a couple different things in R. Common: It means multiply. It will take the object to the left and right and perform simple multiplication on the two.

## What does R mean in math?

real numbersList of Mathematical Symbols • R = real numbers, Z = integers, N=natural numbers, Q = rational numbers, P = irrational numbers. Page 1. List of Mathematical Symbols. • R = real numbers, Z = integers, N=natural numbers, Q = rational numbers, P = irrational numbers.

## What does R mean in Python?

The r means that the string is to be treated as a raw string, which means all escape codes will be ignored. … For example, the string literal r”\n” consists of two characters: a backslash and a lowercase ‘n’ .

## Why do we use Dplyr in R?

The dplyr package makes these steps fast and easy: By constraining your options, it helps you think about your data manipulation challenges. It provides simple “verbs”, functions that correspond to the most common data manipulation tasks, to help you translate your thoughts into code.

## What does ψ mean?

Psi /ˈsaɪ/ (uppercase Ψ, lowercase ψ; Greek: ψι psi [ˈpsi]) is the 23rd letter of the Greek alphabet and has a numeric value of 700. In both Classical and Modern Greek, the letter indicates the combination /ps/ (as in English word “lapse”). … The classical Greek letter was adopted into the early Cyrillic alphabet as “Ѱ”.

## Is Z+ the same as N?

Z stands for Zahlen, which in German means numbers. When putting a + sign at the top, it means only the positive whole numbers, starting from 1, then 2 and so on. N is a little bit more complicated set. It stands for the natural numbers, and in some definitions, it starts from 0, then 1 and so on.

## What does Z+ mean in math?

By the term Z, we mean the set of integers. Thus, Z includes all positive and negative numbers, but, do not include their fractional parts or decimal terms. Hence, Z can be written in set notation as. Z = {-3, -2, -1, 0, 1, 2, 3…} Now, finally, N means the set of natural numbers.