We should learn about ancient civilizations.

In order to calculate the integral constant, it is necessary to solve the differential equation.

Variational method is a branch of mathematics used to find the minimum and maximum values of functions.

Statute law is one of the formal forms of expression of law.

I plan to dispose of this unnecessary furniture.

What are the ingredients of this product?

He is an expert in chemical analysis.

This cell divides to create new cells.

He is using an octant for navigation.

Spectroscopy is an important means of investigating the properties of matter.