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Lisp programs can generate new symbols at runtime. When Lisp reads data that contains textual represented symbols, existing symbols are referenced. If a symbol is unknown, the Lisp reader creates a new symbol. In Common Lisp, symbols have the following attributes: a name, a value, a function, a list of properties and a package. [6]
Inventory tracking symbols Barcode such as a Universal Product Code; QR code; Printing registration marks intended for the manufacturer of the packaging, to ensure different colors are aligned when printed; Various certification marks (see article for list) signifying conformance with a government or private organization's requirements
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.); The third gives symbols listed elsewhere in the table that are similar to it in meaning or appearance, or that may be confused with it;
In computer science, a symbol table is a data structure used by a language translator such as a compiler or interpreter, where each identifier, symbol, constant, procedure and function in a program's source code is associated with information relating to its declaration or appearance in the source. In other words, the entries of a symbol table ...
The Unicode Standard encodes almost all standard characters used in mathematics. [1] Unicode Technical Report #25 provides comprehensive information about the character repertoire, their properties, and guidelines for implementation. [1]
Sell-through is the percentage of a product that is sold by a retailer after being shipped by its supplier, typically expressed as a percentage. [1] [2] Net sales essentially refers to the same thing, in absolute numbers. Sell-through is calculated during a period (usually 1 month). [3] Sell through refers to sales made directly (direct sales).
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The following table lists many specialized symbols commonly used in modern mathematics, ordered by their introduction date. The table can also be ordered alphabetically by clicking on the relevant header title.