Chris Staecker
Videos about antique computing devices. Also my teaching and research. I am a professor of mathematics at Fairfield University.
Chris Staecker webarea: http://faculty.fairfield.edu/cstaecker/
Teaching Channel: https://www.youtube.com/channel/UCbfjtUg6PYRvwzB3FHU39jw
Hoodlum 1997 movie (Math Props)
Pascal's 1630 Machine: The First Calculator! Pascaline Review / HowTo
Nine Nielsen Theories! Fixed point, coincidence, etc etc!
Trade Stimulator Review / HowTo
Slide Rule Chopsticks Review / HowTo
Parent's Guide To Chisanbop full audio recording
The Rise and Fall of Chisanbop
ROONS! A new marble computer
I made a new kind of slide rule: Helical 3D-printable slide rule
Otis King 1920s calculator
The Mile-O-Matic! feat. Stephen Freeborn
At-most-n-valued maps (slightly more technical version)
At-most-n-valued maps
The Multi-Divi: Swedish multiplier from 1911
Ahead of the count: Probabilistic predictions of IRV elections. JMM 2025
It finds the derivative: The Ott Derivimeter (1930s)
Ranked Choice Voting for lovers, haters, and prognosticators
The Sector: the calculator of the 1500s
Pocket Sundial Retorts!
The Sunwatch! 1920s pocket sundial
Binary number system from 1617 (Napier's Location Numerals) Review / HowTo
1984 (Math Props)
1600s binary multiplier (Napier's Location Arithmetic) Review / HowTo
The configuration space of at-most n points on the circle
Terminator: The Sarah Connor Chronicles (Math Props)
The most unnecessary election recount ever
3D Printable 1:1 scale SOLID CURTA
Thoughts on configurations of at most n points
A higher homotopy group for digital images