Template:Bra: Difference between revisions

Cmloegcmluin (talk | contribs)
this notation is used for matrices like comma-bases, e.g. ⟨[4 -4 1 0⟩ [13 -10 0 1⟩]. it's the same ⟨...] as maps (AKA "vals") or covectors, but in these contexts neither the "map" or "covector" template is appropriate. I think this application-generic notation-based template is a good solution.
Tag: New redirect
 
-redirect. Template: Val should call this instead
Tag: Removed redirect
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#REDIRECT [[Template:Val]]
<includeonly><span class="val"><span class="left-delim">&#x27E8;</span>{{trim| {{{1|0}}} }}<span class="right-delim">&#93;</span></span></includeonly><noinclude>
This template puts bra notation (<code>&#x27E8;</code> and <code>&#93;</code>) around its arguments (it also removes surrounding spaces).
 
Note: If you are notating for [[val]]s, use [[Template: Val]] instead.
 
== Usage example ==
; You type
: <code><nowiki>{{val| 31 49 72 87 }}</nowiki></code>
 
:'''Tip''': Adding spaces improves readability of the wiki markup.
 
; You get (rendered)
: {{{{PAGENAME}}| 31 49 72 87 }}
 
== Technical note ==
[[Wikipedia: Code point|Code point]] [https://www.compart.com/unicode/U+27E8 U+27E8] is used for the left angle bracket <code>⟨</code>, the ASCII approximation is less-than symbol (<code>&lt;</code> or <code>&amp;lt;</code>).
 
== See also ==
* [[Template:Multival]]
* [[Template:Ket]] – puts ket notation around its argument
* [[Template:Rbrack]] – right bracket
* [[Template:Trim]]
* [[MediaWiki:Common.css]] – contains style definition(s) for the <code>val class</code>
 
[[Category:Templates]]
</noinclude>