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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.
The closely related code point U+2262 ≢ NOT IDENTICAL TO (≢, ≢) is the same symbol with a slash through it, indicating the negation of its mathematical meaning. [ 1 ] In LaTeX mathematical formulas, the code \equiv produces the triple bar symbol and \not\equiv produces the negated triple bar symbol ≢ {\displaystyle \not ...
Symbol Unicode name of the symbol [a] Similar glyphs or concepts See also ́: Acute (accent) Apostrophe, Grave, Circumflex Aldus leaf: Dingbat, Dinkus, Hedera, Index: Fleuron: ≈: Almost equal to: Tilde, Double hyphen: Approximation, Glossary of mathematical symbols, Double tilde & Ampersand: plus sign: Ligature (writing) Angle brackets
≠ (not-equal sign) Denotes inequality and means "not equal". ≈ The most common symbol for denoting approximate equality. For example, ~ 1. Between two numbers, either it is used instead of ≈ to mean "approximatively equal", or it means "has the same order of magnitude as". 2.
¬ Not sign: 0108 U+00AD 173 0302 0255 ­ Soft hyphen: 0109 U+00AE ® 174 0302 0256 ® Registered trademark symbol: 0110 U+00AF ¯ 175 0302 0257 ¯ Macron: 0111 U+00B0 ° 176 0302 0260 ° Degree sign: 0112 U+00B1 ± 177 0302 0261 ± Plus–minus sign: 0113 U+00B2 ² 178 0302 0262 ² Superscript two: 0114 U+00B3 ³ 179 ...
The hyphen ‐ is a punctuation mark used to join words and to separate syllables of a single word. The use of hyphens is called hyphenation. [1]The hyphen is sometimes confused with dashes (en dash –, em dash — and others), which are wider, or with the minus sign −, which is also wider and usually drawn a little higher to match the crossbar in the plus sign +.
At the end of its second-quarter earnings release, Wal-Mart dropped a bomb on the business community. Henceforth, the big-box behemoth would no longer be called "Wal-Mart," but rather "Walmart ...
"Do not stack": a filled-in box, under a crossed-out outlined box "Maximum stack height": three boxes stacked vertically; the bottom one is filled in, the middle one is an outline with a number inside (the number of boxes to safely stack on top of this one), and the top one is an outline and crossed out