My major is chemical engineering.

He is known as a government scholar.

He is a famous osteologist, studying many fossils.

He is a world-renowned osteologist.

He is a world-renowned scholar.

He is a world-famous mathematician.

Projective geometry is a branch of mathematics that studies geometric objects such as points, lines, and planes and their relationships.

He is a renowned jurist who has written many important legal books.

He was reincarnated in another world.

This world line connects time and space.