# orderedItems[].object.content
Lissajous curves and knots

https://www. johndcook.com/blog/2019/10/08/lissajous-curves-and-knots/

# orderedItems[].object.contentMap.en
Lissajous curves and knots

https://www. johndcook.com/blog/2019/10/08/lissajous-curves-and-knots/

# orderedItems[].object.content
This is hilarious.

RFK: America's version of Fruit Loops contains artificial ingredients not allowed in Canada.

NYT: No, they're both the same, except the American version contains red dye 40, yellow 5, blue 1, and butylated hydroxotoluene.

# orderedItems[].object.contentMap.en
This is hilarious.

RFK: America's version of Fruit Loops contains artificial ingredients not allowed in Canada.

NYT: No, they're both the same, except the American version contains red dye 40, yellow 5, blue 1, and butylated hydroxotoluene.

# orderedItems[].object.content
New post: Confidential OCR

https://www. johndcook.com/blog/2024/11/20/confidential-ocr/

# orderedItems[].object.contentMap.en
New post: Confidential OCR

https://www. johndcook.com/blog/2024/11/20/confidential-ocr/

# orderedItems[].object.content
@hktpe I'm using https://fed.brid.gy/.

No, I'm not cross posting to Mastodon from X.

# orderedItems[].object.contentMap.en
@hktpe I'm using https://fed.brid.gy/.

No, I'm not cross posting to Mastodon from X.

# orderedItems[].object.content
New post: Perfect numbers
Connections to Mersenne primes, triangular numbers, and binary sequences
https://www. johndcook.com/blog/2024/11/20/perfect-numbers/

# orderedItems[].object.contentMap.en
New post: Perfect numbers
Connections to Mersenne primes, triangular numbers, and binary sequences
https://www. johndcook.com/blog/2024/11/20/perfect-numbers/

# orderedItems[].object.content
A Disk Around Paris

https://www. johndcook.com/blog/2023/11/01/a-disk-around-paris/

# orderedItems[].object.contentMap.en
A Disk Around Paris

https://www. johndcook.com/blog/2023/11/01/a-disk-around-paris/

# orderedItems[].object.content
I've set up the bridge from Mastodon to Bluesky.

https://www. johndcook.com/blog/2024/11/18/bluesky-account/

# orderedItems[].object.contentMap.en
I've set up the bridge from Mastodon to Bluesky.

https://www. johndcook.com/blog/2024/11/18/bluesky-account/

# orderedItems[].object.content
The mathematics of GPS

https://www. johndcook.com/blog/2024/11/16/the-mathematics-of-gps/

# orderedItems[].object.contentMap.en
The mathematics of GPS

https://www. johndcook.com/blog/2024/11/16/the-mathematics-of-gps/

# orderedItems[].object.content
GPS satellite orbits

https://www. johndcook.com/blog/2024/11/15/gps-satellite-orbits/

# orderedItems[].object.contentMap.en
GPS satellite orbits

https://www. johndcook.com/blog/2024/11/15/gps-satellite-orbits/

# orderedItems[].object.content
Ramanujan's master theorem

https://www. johndcook.com/blog/2024/11/14/ramanujans-master-theorem/

# orderedItems[].object.contentMap.en
Ramanujan's master theorem

https://www. johndcook.com/blog/2024/11/14/ramanujans-master-theorem/

# orderedItems[].object.content
How to write a linear combination of sine and cosine as a single sine with a phase shift

https://www. johndcook.com/blog/2024/11/12/sin-cos-phase/

# orderedItems[].object.contentMap.en
How to write a linear combination of sine and cosine as a single sine with a phase shift

https://www. johndcook.com/blog/2024/11/12/sin-cos-phase/

# orderedItems[].object.content
Just posted my latest newsletter:

The postage stamp problem
The time-traveling professor
Real world data
Fourier notes

https://open.substack.com/pub/johndcoo kconsulting/p/the-stamp-problem-and-the-time-traveling

# orderedItems[].object.contentMap.en
Just posted my latest newsletter:

The postage stamp problem
The time-traveling professor
Real world data
Fourier notes

https://open.substack.com/pub/johndcoo kconsulting/p/the-stamp-problem-and-the-time-traveling

# orderedItems[].object.content
New post: Impersonating an Edwardian math professor

https://www. johndcook.com/blog/2024/11/10/edwardian-math-prof/

# orderedItems[].object.contentMap.en
New post: Impersonating an Edwardian math professor

https://www. johndcook.com/blog/2024/11/10/edwardian-math-prof/

# orderedItems[].object.content
Latest newsletter: Jigsaw puzzles, trig interpolation, and Copernicus

Summary of latest four posts: one computational, two mathematical, and one philosophical

https://open.substack.com/pub/johndcoo kconsulting/p/jigsaw-puzzles-trig-interpolation

# orderedItems[].object.contentMap.en
Latest newsletter: Jigsaw puzzles, trig interpolation, and Copernicus

Summary of latest four posts: one computational, two mathematical, and one philosophical

https://open.substack.com/pub/johndcoo kconsulting/p/jigsaw-puzzles-trig-interpolation

# orderedItems[].object.content
New post: Trigonometric interpolation

https://www. johndcook.com/blog/2024/11/05/trigonometric-interpolation/

# orderedItems[].object.contentMap.en
New post: Trigonometric interpolation

https://www. johndcook.com/blog/2024/11/05/trigonometric-interpolation/

# orderedItems[].object.content
New post: Moments with Laplace

Connecting two recent posts.

https://www. johndcook.com/blog/2024/11/04/moments-with-laplace/

# orderedItems[].object.contentMap.en
New post: Moments with Laplace

Connecting two recent posts.

https://www. johndcook.com/blog/2024/11/04/moments-with-laplace/

# orderedItems[].object.content
@ProfKinyon oops.

x^n f(x)

# orderedItems[].object.contentMap.en
@ProfKinyon oops.

x^n f(x)

# orderedItems[].object.content
Jigsaw puzzles, SAT solvers, NP, and quantum

https://www. johndcook.com/blog/2024/11/04/the-impossible-puzzle/

# orderedItems[].object.contentMap.en
Jigsaw puzzles, SAT solvers, NP, and quantum

https://www. johndcook.com/blog/2024/11/04/the-impossible-puzzle/

# orderedItems[].object.content
When do moments determine a function?

https://www. johndcook.com/blog/2024/11/04/moment-problem/

# orderedItems[].object.contentMap.en
When do moments determine a function?

https://www. johndcook.com/blog/2024/11/04/moment-problem/