Chris Staecker - YouTube

Calculating Devices Review / HowTos

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My reviews & how-tos for adding machines and other antique calculating devices.

The Multi-Divi #math #multiplication #sweden #antique #calculator

9.8K views2 weeks ago

The Multi-Divi: Swedish multiplier from 1911

7.8K views2 weeks ago

It finds the derivative: The Ott Derivimeter (1930s)

217K views2 months ago

The Derivimeter by Ott #calculus #derivative

16K views2 months ago

CC

The sector- a calculator from the 1500s #clampin

15K views5 months ago

The Sector: the calculator of the 1500s

50K views5 months ago

Popular videos

Calculator Sticks from the 1600s

1M views8 years ago

CC

A tool to measure the area of any shape

338K views8 years ago

CC

Writing a math research paper: start to finish!

231K views1 year ago

It finds the derivative: The Ott Derivimeter (1930s)

217K views2 months ago

Genaille Rods Review / HowTo

96K views7 years ago

Steinhaus Longimeter Review / HowTo

86K views7 years ago

Math Props

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1984 (Math Props)

3.6K views8 months ago

Terminator: The Sarah Connor Chronicles (Math Props)

2.5K views9 months ago

Math Props: the Curta Calculator in Gibson's Pattern Recognition

1.8K views1 year ago

L.A. Noire (Math Props)

2.8K views1 year ago

The Prisoner: Arrival (Math Props)

2.5K views1 year ago

Star Trek: Picard (Math Props)

2.1K views2 years ago

Paper computers

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Der Know How Computer (WDR Papiercomputer) - Paper Computers #1

11K views3 years ago

The Little Man Computer - Paper Computers #2

8.3K views3 years ago

Mr Matt's Instructo Paper Computer: Paper Computers #3

7.1K views2 years ago

Research & conference talks

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Ahead of the count: Probabilistic predictions of IRV elections. JMM 2025

435 views2 months ago

Ranked Choice Voting for lovers, haters, and prognosticators

1.8K views4 months ago

The configuration space of at-most n points on the circle

354 views9 months ago

Thoughts on configurations of at most n points

1.7K views1 year ago

A higher homotopy group for digital images

1.3K views1 year ago

The second homotopy group of the sphere: π₂(S²) in classical and digital topology

2K views1 year ago

Videos

At-most-n-valued maps

1.3K views4 days ago

The Multi-Divi: Swedish multiplier from 1911

7.8K views2 weeks ago

Ahead of the count: Probabilistic predictions of IRV elections. JMM 2025

435 views2 months ago

It finds the derivative: The Ott Derivimeter (1930s)

217K views2 months ago

Ranked Choice Voting for lovers, haters, and prognosticators

1.8K views4 months ago

The Sector: the calculator of the 1500s

50K views5 months ago

Shorts

Low Key Math Chat: How do we know that math is correct? #math #chat #lowkey

1.3K views

The Multi-Divi #math #multiplication #sweden #antique #calculator

9.8K views

Low Key Math Chat: Is there a number that comes one before infinity? #math #chat #lowkey #infinity

2.6K views

The Derivimeter by Ott #calculus #derivative

16K views

The sector- a calculator from the 1500s #clampin

15K views

Can sundials work on flat earth? #yeskinda #sundial #science #gnomon

21K views

Teaching channel

Prof Staecker 2.28K subscribers