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In this table, The first cell in each row gives a symbol; The second is a link to the article that details that symbol, using its Unicode standard name or common alias. (Holding the mouse pointer on the hyperlink will pop up a summary of the symbol's function.);
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.
Other manufacturers used Control-X for this purpose. 10 Control-X was commonly used to cancel a line of input typed in at the terminal. 11 Control-Z has commonly been used on minicomputers, Windows and DOS systems to indicate "end of file" either on a terminal or in a text file. Unix / Linux systems use Control-D to indicate end-of-file at a ...
Little punctuation marks—like a comma, question mark, or an apostrophe—can make or break the flow or meaning of a sentence. In fact, this is how confusing life would be without proper punctuation.
The apostrophe is also used to mark the genitive for words that end in an -s sound: words ending in -s, -x, and -z, some speakers also including words ending in the sound . As Norwegian does not form the plural with -s, there is no need to distinguish between an -s forming the possessive and the -s forming the plural.
The following table lists many common symbols, together with their name, how they should be read out loud, and the related field of mathematics. 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.
AEGEAN WORD SEPARATOR LINE U+10100: Po, other Common ā AEGEAN WORD SEPARATOR DOT U+10101: Po, other Common Ă AEGEAN CHECK MARK U+10102: Po, other Common 濢 OLD CHINESE HOOK MARK U+16FE2: Po, other Common ADLAM INITIAL EXCLAMATION MARK U+1E95E: Po, other Adlam ADLAM INITIAL QUESTION MARK U+1E95F: Po, other Adlam ՚ ARMENIAN APOSTROPHE U+055A ...
Usually, the meaning of x ′ is defined when it is first used, but sometimes, its meaning is assumed to be understood: A derivative or differentiated function: in Lagrange's notation, f ′ (x) and f ″(x) are the first and second derivatives of f (x) with respect to x. Likewise for f ‴(x) and f ⁗(x).