Search results
List of all math symbols and meaning - equality, inequality, parentheses, plus, minus, times, division, power, square root, percent, per mille,...
square root. √x is a nonnegative number whose square is x. √4=2. ∑. Summation. sum over … from … to … of, sigma. ∑ k = 1 n x k {\displaystyle \sum _ {k=1}^ {n} {x_ {k}}} is the same as x 1 +x 2 +x 3 +...+x n. ∑ k = 1 5 ( k + 2 ) = 3 + 4 + 5 + 6 + 7 = 25 {\displaystyle \sum _ {k=1}^ {5} { (k+2)}=3+4+5+6+7=25}
SymbolNameRead AsMeaning=Equalis equal toIf x=y, x and y represent the same value ...≡Definitionis defined asIf x≡y, x is defined as another name of ...≈Approximately equalis approximately equal toIf x≈y, x and y are almost equal.≠Inequationdoes not equal, is not equal toIf x≠y, x and y do not represent the same ...The letter "x" is often used in algebra to mean a value that is not yet known. It is called a "variable" or sometimes an "unknown". In x + 2 = 7, x is a variable, but we can work out its value if we try! A variable doesn't have to be "x", it could be "y", "w" or any letter, name or symbol.
4. Mean value: If x is a variable that takes its values in some sequence of numbers S, then ¯ may denote the mean of the elements of S. 5. Negation: Sometimes used to denote negation of the entire expression under the bar, particularly when dealing with Boolean algebra.
People also ask
What does x y mean in calculus?
What does X mean in Boolean algebra?
Is X a variable?
What is the meaning of each symbol in math?
What symbols are used in mathematics?
What does E mean in maths?
Mathematics is a universal language and the basics of maths are the same everywhere in the universe. Mathematical symbols play a major role in this. The definition and the value of the symbols are constant. For example, the Roman letter X represents the value 10 everywhere around us.
Algebra Symbols. lgebra is a subfield of mathematics pertaining to the manipulation of symbols and their governing rules. The following is a compilation of symbols from the different branches of algebra, which include basic algebra, number theory, linear algebra and abstract algebra.
A comprehensive collection of 200+ symbols used in the various subfields of mathematics, as categorized by their functions, types and subjects.