→ Numbers1 → Start Lernen / Flashcards Herunterladen MP3

Lernen beginnen

Frage		Antworten
number Lernen beginnen		an abstract entity that represents a count or measurement
numeral Lernen beginnen		a symbol or group of symbols, or a word in a natural language that represents a numbers. It differs from a number just as a word differs from the thing it reffers to
(numerical) digit Lernen beginnen		in mathematics and computer science, it is a symbol used in numerals to represent numbers in positional numeral systems
integers Lernen beginnen		they consist of the positive natural numbers, their negatives and the number zero; informally known as "whole numbers"
natural numbers Lernen beginnen		either the positive integers or the non-negative integers
rational numbers Lernen beginnen		they can be expressed as a ratio of two integers; usually written as the vulgar fraction a/b, where b is not zero
irrational numbers Lernen beginnen		they just cannot be expressed as a ratio of two integers; an example is pi
real numbers Lernen beginnen		they can be given an infinite decimal representation
prime numbers/prime Lernen beginnen		it is a natural number that has exactly two natural divisors, which are 1 and this number itself
parity Lernen beginnen		this term refers to objects being even or odd
even numbers Lernen beginnen		they are multiples of 2
odd numbers Lernen beginnen		they are not multiples of 2

numbers1