Variable (mathematics)
Variable (mathematics)
A Variable in Mathematics is a symbol or an alphabetical character that represents an unknown quantity or quantities that can change or vary. The term 'variable' comes from the Latin word 'variabilis', meaning changeable.
Pronunciation
- IPA: /ˈveərɪəbəl/
Etymology
The term 'variable' is derived from the Latin word 'variabilis', which means changeable. It was first used in the mathematical context in the 17th century.
Definition
In Mathematics, a variable is a symbol used to represent an arbitrary element of a set. In other words, it is a placeholder for an unknown or changeable value. Variables are often denoted by letters of the alphabet, such as x, y, or z.
Types of Variables
There are several types of variables in mathematics, including:
- Independent variable: A variable whose values are independent of changes in the values of other variables.
- Dependent variable: A variable whose value depends on the value of the independent variable.
- Constant: A variable that does not change its value.
Related Terms
- Coefficient: A numerical or constant quantity placed before and multiplying the variable in an algebraic expression.
- Equation: A statement that asserts the equality of two expressions.
- Function: A relation between a set of inputs and a set of permissible outputs.
See Also
External links
- Medical encyclopedia article on Variable (mathematics)
- Wikipedia's article - Variable (mathematics)
This WikiMD dictionary article is a stub. You can help make it a full article.
Languages: - East Asian
中文,
日本,
한국어,
South Asian
हिन्दी,
Urdu,
বাংলা,
తెలుగు,
தமிழ்,
ಕನ್ನಡ,
Southeast Asian
Indonesian,
Vietnamese,
Thai,
မြန်မာဘာသာ,
European
español,
Deutsch,
français,
русский,
português do Brasil,
Italian,
polski