I love mathematics.

Can you answer this question?

I went to see a new drama over the weekend.

This restaurant is very inexpensive, and many people come every day.

Be careful when eating this ramen, it's extremely spicy.

His new girlfriend bears a shocking resemblance to his ex-girlfriend.

He is passionate about researching pure mathematics.

He is majoring in applied mathematics at university.

He is a world-famous mathematician.

Combinatorics is a branch of mathematics that studies combinations of things.