This is a file from the Wikimedia Commons. Information from its description page there is shown below. Commons is a freely licensed media file repository. You can help.
Summary
DescriptionDCT-8x8.png
English: 8x8 DCT (discrete cosine transformation)
Source
Own work
Author
Devcore
Licensing
Public domainPublic domainfalsefalse
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.
Captions
Add a one-line explanation of what this file represents
Items portrayed in this file
depicts
creator
some value
author name string: Devcore
Wikimedia username: Devcore
copyright status
copyrighted, dedicated to the public domain by copyright holder
copyright license
released into the public domain by the copyright holder
source of file
original creation by uploader
media type
image/png
checksum
97f11adca54888172fc19cef52e514ef0e8b46fd
determination method: SHA-1
data size
4,573 byte
height
438 pixel
width
438 pixel
File history
Click on a date/time to view the file as it appeared at that time.