An ideal model can be summoned for comparison (fig 3).

The first attempts to understand the quantised Hall effect were in terms of this ideal model.

But the ideal model that the composers took for their verses appears to have been the golden line.

Real op-amps differ from the ideal model in various aspects.

He stopped work on the painting until he could find his ideal models.

All in all, he is an ideal model, even though he's only 13 months old.

As for what the author should do to make a profit, the ideal model would depend on the particular industry.

A born fighter, with the energy of six men, he was an ideal model for me.

And Carter wasn't exactly an ideal model for anyone's character.

We all know that there is no such thing as an ideal model for pension systems.