The term *sec* occurs in indexes or keywords of following Zvon materials:

- XML Elements
- Mathematical Markup Language (MathML) Version 2.0 :
**sec**[*Elements*]an XML application for describing mathematical notation and capturing both its structure and content - Syntactic rules
- Google search reference :
**sec**[*Calculator*]keywords and operators from Google Search and Scholar, GMail, and on-line calculator - External resources
*http://www.googleguide.com/*http://www.googleguide.com*MathML Test Suite 2.0*http://www.w3.org*Mathematical Markup Language (MathML) Version 2.0*http://www.w3.org

Zvon keyword: *sec*

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