A dot planimeter, invented by Steinhaus and Abell (independently) in the 1920s and 1930s.
This is episode 54 of my video series about old calculating devices.
See the references and download & print your own dot planimeter: cstaecker.fairfield.edu/~cstae...
Thanks to Dr Grzegorz Graff for helping me find the original Steinhaus paper.
End song inspired by "Hotter than a molotov" by The Coup.
#steinhaus #pupcake
Chris Staecker webarea: cstaecker.fairfield.edu/~cstae...
Riemann sum graphics by Wikipedia user KSmrq, CC-by-SA-3.0
Негізгі бет Dot planimeter Review / HowTo
Пікірлер: 54