Tennessee is one of the states in America.

The culture of Latin America is very rich and diverse.

He was diagnosed with congestive heart failure.

A positive-definite matrix is an important concept in linear algebra.

He drew an equilateral triangle shape.

He is an expert in orthoepy, teaching pronunciation.

This orthophoto shows the details of the terrain very clearly.

A positive-semidefinite matrix is one of the important concepts in linear algebra.

Kunminjōon is a book for teaching the correct pronunciation of Hangul.

A tesseract is a four-dimensional geometric shape.