This file is from a shared repository and may be used by other projects.
The description on its file description page there is shown below.
DescriptionAllowed and forbidden standing waves.png
English: The standing waves on the left-hand side of the figure are allowed to form in the brown box, because they fit perfectly inside the box. In contrast, the waves on the right-hand side of the figure cannot form in the brown box because they do not fit perfectly inside the box.
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
{{Information |Description={{en|The standing waves on the left-hand side of the figure are allowed to form in the brown box, because they fit perfectly inside the box. In contrast, the waves on the right-hand side of the figure cannot form in the brown bo