The Schläfli symbol is a part of geometry, used to represent the shape of polyhedra.

The shape of this object is very unique.

Semiotics is the study of signs and symbols used in society and culture.

He is good at solving geometry problems.

Part of this movie is based on actual events.

He showed his gratitude on his face.

He has difficulty expressing his emotions in words.

I will work using this laptop.

He is interested in the shape of a polyhedron.

What does this symbol mean?