His answer was confirmed to be correct.

This plan was perfectly successful.

This project has been completed in its entirety.

The 正十六胞體 is one of the regular polytopes in four dimensions.

The great icosihemidodecahedron is a cube with a very complex shape.

He is known as a person with learning.

Euclidean geometry forms the foundation of geometry.

He is an expert in algebraic geometry.

He is an expert in topology.

I am learning the basic concepts of differential geometry.