English: A series of panels, each depicting a volume and its inwards oriented surface. The inwards orientation of the surface is indicated by the red arrows pointing inwards.
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.
A series of panels, each depicting a volume and its inwards oriented surface. The inwards orientation of the surface is indicated by the red arrows pointing inwards.
Una serie de paneles, mostrando un volumen y su superficie orientada hacia dentro. Las flechas rojas indican la orientación de la superficie.