This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: Assembled together. The original can be viewed here: Drum vibration mode03.gif: . Modifications made by Kismalac.

I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

This image is a derivative work of the following images:

• File:Drum_vibration_mode01.gif licensed with PD-self
  • 2008-01-16T04:44:23Z Oleg Alexandrov 248x130 (196270 Bytes) Strip caption, looks better like this
  • 2008-01-12T06:36:05Z Oleg Alexandrov 249x161 (205136 Bytes) {{Information |Description=Illustration of [[:en:vibration|vibrations]] of a [[:en:drum|drum]]. |Source=self-made with MATLAB |Date=06:21, 12 January 2008 (UTC) |Author= [[User:Oleg Alexandrov|Oleg Alexandrov]] |Permission=

• File:Drum_vibration_mode02.gif licensed with PD-self
  • 2008-01-16T04:44:45Z Oleg Alexandrov 248x130 (195237 Bytes) Strip caption, looks better like this
  • 2008-01-12T06:25:15Z Oleg Alexandrov 252x169 (205149 Bytes)
  • 2008-01-12T06:21:15Z Oleg Alexandrov 253x194 (206830 Bytes) {{Information |Description=Illustration of [[:en:vibration|vibrations]] of a [[:en:drum|drum]]. |Source=self-made with MATLAB |Date=~~~~~ |Author= [[User:Oleg Alexandrov|Oleg Alexandrov]] |Permission= |other_versions= }} {

• File:Drum_vibration_mode03.gif licensed with PD-self
  • 2008-06-08T20:55:55Z Oleg Alexandrov 250x130 (118293 Bytes) {{Information |Description={{en|1=On Illustration of [[:en:vibrations of a circular drum]]}} |Source=Own work by uploader |Author=[[User:Oleg Alexandrov|Oleg Alexandrov]] |Date=~~~~ |Permission={{PD-self}} |other_versions= }}

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