Guidobaldo del Monte, or ‘Ubaldus’, was an Italian gentleman who devoted his life to scientific scholarship. Diagram 29 illustrates a method from his Perspectivae Libri Sex 1600, a six-volume treatise written in Latin on the mathematics of perspectival projection.
Guidobaldo’s fundamental contribution was to show how to find the for any given line. He also showed how to project any given shape onto a according to the relative positions of viewer, plane and object.
Gallery label, September 2004
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