These models are presented as examples of what can be done with simple equations.

The levels were calculated by the scientists who first came up with equations describing the anomaly.

White wrote a computer program combining software used to design bombs with equations of state for a star.

She had been brought up with such simple moral equations.

By the time the scale drawing was placed before him, Channing had half of the table filled with equations.

He had concluded a few years earlier that most economic research was obsessed with irrelevant mathematical equations.

He studied each one in turn, running it to ground with equations and order-of-magnitude estimates.

It was heavy on text and laden with equations, difficult to skim.

Here we assume that the reader is familiar with partial differential equations.

Most are more at home with equations, computer models and other people's data about human behavior.