Göttingen Collection of Mathematical Models and Instruments

2 rulers according to Boys made of celluloid

Model 576

L IV 25


2 rulers according to du Bois made of celluloid for the integration of differential equations; to this a trivet and description.

Showcase of this model is Case number U 46


Separataband M4 im Mathematischen Institut, On the drawings of curves by their curvature p. 209.

Willers, Tippe(1971). Methoden der praktischen Analysis, 4. verb. Aufl., de Gruyter, Berlin und New York.