This problem requires solving a nonlinear equation.

He starts talking about himself at every opportunity, causing trouble for the people around him.

He likes to take a walk in the park at dusk.

He works at a non-governmental organization.

That theory is unscientific and has no evidence at all.

Amorphous substances have characteristics different from crystals.

Germany built a new society through the process of denazification.

Denazification was an important process carried out in Germany after World War II.

He is thought to be a very unsociable person.

This design has a unique charm because it is asymmetrical.