- GVRR
- abbr.Greenfield Village Railroad
Dictionary of abbreviations. 2012.
Dictionary of abbreviations. 2012.
Malfatti circles — In geometry, the Malfatti circles are three circles inside a given triangle such that each circle is tangent to the other two and to two sides of the triangle. They are named after Gian Francesco Malfatti, who made early studies of the problem of … Wikipedia