Meaning of EQUATION in English
Statement of equality between two expressions consisting of variables and/or numbers.
In essence, equations are questions, and the development of mathematics has been driven by attempts to find answers to those questions in a systematic way. Equations vary in complexity from simple algebraic equations (involving only addition or multiplication) to differential equations , exponential equations (involving exponential expressions), and integral equations . They are used to express many of the laws of physics . See also system of equations .
Britannica Concise Encyclopedia. Краткая энциклопедия Британика. 2012