Developed by ICF Resources Incorporated and used to support public and private sector clients, IPM is a multi-regional, dynamic, deterministic linear programming model of the U.S. electric power sector.
IPM is a linear programming model that is also multi-regional.
IPM is a linear programming model that is neither dynamic nor multi-regional.
Two men play the violin.
A young woman is dancing.
We rent tents and they are in perfect condition, we guarantee them to keep mosquitos out.
The Gutenberg bible was illustrated by Elizabeth the first.
The two dogs are at the lake.
There downtown area was empty of people.