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U+2248 ≈ ALMOST EQUAL TO. U+2261 ≡ IDENTICAL TO. A well-known equality featuring the equal sign. The equals sign ( British English) or equal sign ( American English ), also known as the equality sign, is the mathematical symbol =, which is used to indicate equality in some well-defined sense. [1]
Equality between A and B is written A = B, and pronounced "A equals B ". The symbol "=" is called an "equals sign". Two objects that are not equal are said to be distinct. For example: = means that x and y denote the same object.
In botanical nomenclature, the triple bar denotes homotypic synonyms (those based on the same type specimen), to distinguish them from heterotypic synonyms (those based on different type specimens), which are marked with an equals sign. In chemistry, the triple bar can be used to represent a triple bond between atoms.
equals sign) 1. Denotes equality. 2. Used for naming a mathematical object in a sentence like "let = ", where E is an expression. See also ≝, ≜ or :=. =:=
A number is non-negative if it is greater than or equal to zero. A number is non-positive if it is less than or equal to zero. When 0 is said to be both positive and negative [citation needed], modified phrases are used to refer to the sign of a number: A number is strictly positive if it is greater than zero.
Less-than sign with equals sign. The less-than sign with the equals sign, <=, may be used for an approximation of the less-than-or-equal-to sign, ≤. ASCII does not have a less-than-or-equal-to sign, but Unicode defines it at code point U+2264.
In logic, a set of symbols is commonly used to express logical representation. The following table lists many common symbols, together with their name, how they should be read out loud, and the related field of mathematics.
Robert Recorde ( c. 1510 – 1558) was a Welsh [1] [2] physician and mathematician. He invented the equals sign (=) and also introduced the pre-existing plus (+) and minus (−) signs to English speakers in 1557.
The phrase "equal sign" has never been standard in the United States. The standard term for the symbol "=" in the United States is exactly the same: "equals sign". Because of the two consecutive letters S in the phrase "equals sign", it can be sometimes misheard as "equal sign".
fullwidth plus sign u+ff1c ＜ fullwidth less-than sign u+ff1d ＝ fullwidth equals sign u+ff1e ＞ fullwidth greater-than sign u+ff3c \ fullwidth reverse solidus u+ff3e ^ fullwidth circumflex accent u+ff5c ｜ fullwidth vertical line u+ff5e ～ fullwidth tilde u+ffe2 ￢ fullwidth not sign u+ffe9 ￩ halfwidth leftwards arrow u+ffea ...