Encyclopedia > Envelopes

  Article Content

Envelope

Redirected from Envelopes

  1. An envelope is a container used for sending mail (letters) through the postal system.
  2. An envelope is a mathematical curve tangent to a family of lines.
  3. An envelope is a curve that bounds another curve or set of curves, as the modulation envelope of an amplitude-modulated carrier wave in electronics.



All Wikipedia text is available under the terms of the GNU Free Documentation License

 
  Search Encyclopedia

Search over one million articles, find something about almost anything!
 
 
  
  Featured Article
Photosynthesis

... employs a very complex mechanism for the adsorbption and conversion of light into chemical energy, using chemical pathways with many important intermediates. ...

 
 
 
This page was created in 21.7 ms