Template:R from mathematical expression/doc

Usage

 * This redirect category (rcat) template populates by default.  Place this rcat on a redirect page (not a talk-page redirect) in the following manner:
 * Template Rcat shell is an alias for the Redirect category shell template, which may be used to add as many appropriate rcats as needed, usually from one to seven, along with their parameters, to a redirect. For more information see the documentation on its template page.  This rcat may also tag a redirect individually:


 * This is in accord with instructions found at REDCAT.


 * Use this rcat to tag any mainspace redirect from a mathematical symbol or equation to an article about the expression. For example:
 * Redirect arrow without text.svg-dimensional space

Aliases

 * [ Also known as...] – list of templates that redirect here and may also be used

Printworthiness

 * In main-article namespace, some mathematical symbol/equation redirects are considered unprintworthy; however, there are others that are thought to be printworthy, so there is no default sort for printworthiness. In 2003, efforts were begun to support the Wikimedia Foundation's goal of increasing access and availability of  Wikipedia articles in .  Some rcats automatically populate either  or  by default.  Others, like this rcat, do not, and that means it is up to editors to choose which of those categories, Printworthy or Unprintworthy, is appropriate and should be populated.  The rcats that are used separately to populate those categories are:
 * and
 * Please click on each one for more details and guidance.
 * Please click on each one for more details and guidance.


 * Template Redirect category shell will accept these rcats just like any other.
 * Examples:


 * Either Redirect category shell or its alias/shortcut, Rcat shell, may be used.