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Additionally, the subsequent columns contains an informal explanation, a short example, the Unicode location, the name for use in HTML documents, [1] and the LaTeX symbol. Basic logic symbols [ edit ]
The text-only form of the LaTeX can be set via user preferences at My Preferences – Appearance – Math. The hidden MathML can be used by screen readers and other assistive technology. To display the MathML in Firefox: Install the Native MathML extension; Or copy its CSS rules to your Wikipedia user stylesheet.
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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 ...
In AMS-LaTeX, the symbol is automatically appended at the end of a proof environment \begin{proof}... \end{proof} . It can also be obtained from the commands \qedsymbol , \qedhere or \qed (the latter causes the symbol to be right aligned).
The double turnstile is a binary relation. It has several different meanings in different contexts: To show semantic consequence, with a set of sentences on the left and a single sentence on the right, to denote that if every sentence on the left is true, the sentence on the right must be true, e.g. .
Wedge (∧) is a symbol that looks similar to an in-line caret (^). It is used to represent various operations.In Unicode, the symbol is encoded U+2227 ∧ LOGICAL AND (∧, ∧) and by \wedge and \land in TeX.
The integral symbol is U+222B ∫ INTEGRAL in Unicode [5] and \int in LaTeX.In HTML, it is written as ∫ (hexadecimal), ∫ and ∫ (named entity).. The original IBM PC code page 437 character set included a couple of characters ⌠ and ⌡ (codes 244 and 245 respectively) to build the integral symbol.