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Search and Recover can rescue crucial work and cherished memories you thought were gone forever. It's fast and easy to use, and even data lost years ago can be recovered.
If you've deleted your contacts or are suddenly missing some, don't worry! Contacts can be restored to automatic save points in time. Caution - The restore will replace any changes or additions made to your contacts since that time, including contacts you have added after that date. 1. Click the Contacts Icon next to settings. 2. Click More ...
If the page has recently been deleted: the deletion report (who deleted it, when and why). If the page was deleted after 23 December 2004 (the date of the MediaWiki 1.4 upgrade), all deletions and restorations will appear. If the page has not been restored yet: the deleted page history. To undelete all revisions, simply press the Restore button.
The styled characters are mostly located in the Mathematical Alphanumeric Symbols block, but the 24 characters in cells with a pink background are located in the letterlike symbols block, for example, ℛ (script capital r) is at U+211B rather than the expected U+1D4AD which is reserved.
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.
If a character was punched erroneously, punching out all seven bits caused this position to be ignored or deleted. [2] [3] In hexadecimal, this is 7F to rub out 7 bits (FF to rubout 8 bits was used for 8-bit codes). This character could also be used as padding to slow down printing after newlines, though the all-zero NUL was more often used.
Depending on the context, solving an equation may consist to find either any solution (finding a single solution is enough), all solutions, or a solution that satisfies further properties, such as belonging to a given interval. When the task is to find the solution that is the best under some criterion, this is an optimization problem. Solving ...
In mathematics, a character group is the group of representations of an abelian group by complex-valued functions.These functions can be thought of as one-dimensional matrix representations and so are special cases of the group characters that arise in the related context of character theory.