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Input feed: The Endeavour

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Math’s base 32 versus Linux’s base 32

https://www.johndcook.com/blog/2024/08/13/base-32/

The Endeavour 08/13/2024

computing
Editing a file without an editor

https://www.johndcook.com/blog/2024/08/11/editing-without-an-editor/

The Endeavour 08/11/2024

computing
Interpolating the gamma function

https://www.johndcook.com/blog/2024/08/08/interpolating-gamma/

The Endeavour 08/08/2024

functions
Too clever Monte Carlo

https://www.johndcook.com/blog/2024/08/04/too-clever-monte-carlo/

The Endeavour 08/04/2024

math
Evaluating a class of infinite sums in closed form

https://www.johndcook.com/blog/2024/08/03/polylog/

The Endeavour 08/03/2024

functions
Sphere spilling out

https://www.johndcook.com/blog/2024/07/29/sphere-spilling-out/

The Endeavour 07/29/2024

math
A variation on Rock, Paper, Scissors

https://www.johndcook.com/blog/2024/07/26/a-variation-on-rock-paper-scissors/

The Endeavour 07/26/2024

combinatorics
q-analog of rising powers

https://www.johndcook.com/blog/2024/07/23/q-pochhammer/

The Endeavour 07/23/2024

functions
Solvability of linear systems over finite fields

https://www.johndcook.com/blog/2024/07/22/linear-systems-over-finite-fields/

The Endeavour 07/22/2024

math
Why do medical tests always have error rates?

https://www.johndcook.com/blog/2024/07/22/why-error-rates/

The Endeavour 07/22/2024

and
Rényi’s parking constant

https://www.johndcook.com/blog/2024/07/13/renyi-parking-constant/

The Endeavour 07/13/2024

and
Calculating when a planet will appear to move backwards

https://www.johndcook.com/blog/2024/07/06/retrograde/

The Endeavour 07/06/2024

math
Do incremental improvements add, multiply, or something else?

https://www.johndcook.com/blog/2024/07/02/incremental-improvement/

The Endeavour 07/02/2024

business
The Clausen function

https://www.johndcook.com/blog/2024/07/01/the-clausen-function/

The Endeavour 07/01/2024

analysis
Limit of a doodle

https://www.johndcook.com/blog/2024/06/27/polygon-circumscribing-constant/

The Endeavour 06/27/2024

geometry
National Provider Identifier (NPI) and its checksum

https://www.johndcook.com/blog/2024/06/26/npi-number/

The Endeavour 06/26/2024

coding
Getting some (algorithmic) SAT-isfaction

https://www.johndcook.com/blog/2024/06/25/getting-some-algorithmic-sat-isfaction/

The Endeavour 06/25/2024

algorithms
Computing Γ(z) for complex z with tables

https://www.johndcook.com/blog/2024/06/25/gamma-complex-argument/

The Endeavour 06/25/2024

functions
Calculating trig functions from tables

https://www.johndcook.com/blog/2024/06/25/trig-tables/

The Endeavour 06/25/2024

computing
Rapidly convergent series for ellipse perimeter

https://www.johndcook.com/blog/2024/06/20/ivory-series/

The Endeavour 06/20/2024

math
Kepler’s ellipse perimeter approximations

https://www.johndcook.com/blog/2024/06/19/ellipse-perimeter-approximations/

The Endeavour 06/19/2024

geometry
Power method and centrality

https://www.johndcook.com/blog/2024/06/12/power-method-and-centrality/

The Endeavour 06/12/2024

algebra
The search for the perfect prompt

https://www.johndcook.com/blog/2024/06/10/the-search-for-the-perfect-prompt/

The Endeavour 06/10/2024

algorithms
Eigenvector centrality

https://www.johndcook.com/blog/2024/06/08/eigenvector-centrality/

The Endeavour 06/08/2024

algebra
Fitting a line without an intercept term

https://www.johndcook.com/blog/2024/06/05/regression-without-intercept/

The Endeavour 06/05/2024

and

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