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250

Account age

1 yrs

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Big update to ‘Form & Number: A History of Mathematical Beauty’: the PDFs are now *tagged* (plus various minor improvements).
A #TaggedPDF contains hidden extra semantic information to assist screen-reading software etc., including alt text for diagrams+images (in the case of ‘F&N’, 552 pieces of alt text were required, some quite lengthy).
The new version is available (#OpenAccess as always) at:

26 views Big update to ‘Form & Number: A History of Mathematical Beauty’: the PDFs are now *tagged* (plus various minor improvements). A #TaggedPDF contains hidden extra semantic information to assist screen-reading software etc., including alt text for diagrams+images (in the case of ‘F&N’, 552 pieces of alt text were required, some quite lengthy). The new version is available (#OpenAccess as always) at: $New version of my #LuaLaTeX style "minos". Git repository: https://codeberg.org/ajcain/minos Download documentation or source .zip/.tar.gz: https://codeberg.org/ajcain/minos/releases - Many improvements related to creating #TaggedPDF, notably using template code for theorems and sectioning when \DocumentMetadata is used. - Various new/adjusted/fixed kerning customizations. #typography #TeXLaTeΧ$ 25 views New version of my #LuaLaTeX style "minos". Git repository: https://codeberg.org/ajcain/minos Download documentation or source .zip/.tar.gz: https://codeberg.org/ajcain/minos/releases - Many improvements related to creating #TaggedPDF, notably using template code for theorems and sectioning when \DocumentMetadata is used. - Various new/adjusted/fixed kerning customizations. #typography #TeXLaTeΧ

Slightly late announcement of an update to my book ‘Form & Number: A History of Mathematical Beauty’ [https://archive.org/details/cain_formandnumber_ebook_large] (#OA as always).
Karl Berry, treasurer of the TeX Users Group and one of its journal editors, has completed the Heraclean task of proof-reading the entire book (including the bibliography and index!).
Based on Karl’s innumerable comments,

14 views Slightly late announcement of an update to my book ‘Form & Number: A History of Mathematical Beauty’ [https://archive.org/details/cain_formandnumber_ebook_large] (#OA as always). Karl Berry, treasurer of the TeX Users Group and one of its journal editors, has completed the Heraclean task of proof-reading the entire book (including the bibliography and index!). Based on Karl’s innumerable comments,

My #semigroups lecture notes ‘Nine Chapters on the Semigroup Art’ are now accessible #TaggedPDF files: https://archive.org/details/cain_semigroups_a4_screen
I have been working to update my LuaLaTeX style "minos" [https://codeberg.org/ajcain/minos] to use the new interfaces created by the LaTeX tagging project, and this is the latest outcome [https://latex3.github.io/tagging-project/].
Besides add

13 views My #semigroups lecture notes ‘Nine Chapters on the Semigroup Art’ are now accessible #TaggedPDF files: https://archive.org/details/cain_semigroups_a4_screen I have been working to update my LuaLaTeX style "minos" [https://codeberg.org/ajcain/minos] to use the new interfaces created by the LaTeX tagging project, and this is the latest outcome [https://latex3.github.io/tagging-project/]. Besides add

📊 Post engagement

📊 Activity & format

Posting cadence

1.6 / week

A lower-frequency account — each post lands with more weight.

Content mix

Mostly images

Recent: 5 text · 7 image · 0 video.

Follower / following

2×

Follows 125 back. A more reciprocal / networked account.

Recent posts

View on Mastodon ↗

🔥 Top post Big update to ‘Form & Number: A History of Mathematical Beauty’: the PDFs are now *tagged* (plus various minor improvements). A #TaggedPDF contains hidden extra semantic information to assist screen-reading software etc., including alt text for diagrams+images (in the case of ‘F… ★ 26

Some notes on tagging ‘Form & Number’: - I had to implement basic tagged versions of a few things not yet covered by the tagging project, notably inline lists. (The code is in my "minos" style: https://codeberg.org/ajcain/minos, but is *ve… ★ 2 RE: https://graphics.social/@metin/116929283984909484 This article makes some very good points, but I also like that the author treated the word "data" as the countable plural of "datum", not as a mass noun. Hence: "fewer data". Perhaps sl… ★ 5

My #semigroups lecture notes ‘Nine Chapters on the Semigroup Art’ are now accessible #TaggedPDF files: https://archive.org/details/cain_semigroups_a4_screen I have been working to update my LuaLaTeX style "minos" [https://codeberg.org/ajca… ★ 13

Another update to my #LuaLaTeX style "minos", used in ‘Form & Number: A History of Mathematical Beauty’ and my other books (links in profile). Git repository: https://codeberg.org/ajcain/minos Download documentation or source .zip/.tar.gz:… ★ 5

‘Bertrand Russell & Trinity: A college controversy of the last war’ is a pamphlet written by G.H. Hardy in 1942, giving an account of the dismissal of Russell from his Trinity College lectureship in 1916 following his criminal conviction f… ★ 7

New version of my #LuaLaTeX style "minos". Git repository: https://codeberg.org/ajcain/minos Download documentation or source .zip/.tar.gz: https://codeberg.org/ajcain/minos/releases - Many improvements related to creating #TaggedPDF, nota… ★ 25 RE: https://hcommons.social/@bho/116770184058726900 One thing I would add to this article is that the Biodiversity Heritage Library has scans of many older general scientific journals (not just those related to biology/life sciences), whic… ★ 8

Slightly late announcement of an update to my book ‘Form & Number: A History of Mathematical Beauty’ [https://archive.org/details/cain_formandnumber_ebook_large] (#OA as always). Karl Berry, treasurer of the TeX Users Group and one of its … ★ 14

Before (1st attached image): Details of the Bulgarian translation of ‘A Mathematician’s Apology’ with the title set in Russian Cyrillic. After (2nd attached image): Details of the Bulgarian translation of ‘A Mathematician’s Apology’ with t… ★ 1 RE: https://mas.to/@magistau/116705746662851664 This fascinating post on the variation of Cyrillic between languages led me to realize that I had used Russian Cyrillic for the Bulgarian title of G.H. Hardy’s ‘A Mathematician’s Apology’ in … ★ 2 A couple of other important features: - "Fihrist" can scan a directory for files it does not yet know, extracting/fetching their metadata when possible, and presenting them in turn for the user to edit the metadata and save. It also intell… ★ 1

🐘 Community & instance

Home server

mathstodon.xyz

Their home server on the fediverse — the instance a creator picks signals the community they belong to.

✅ Link-verified

Verified link

Proved ownership of a website linked on their profile — Mastodon's green-check verification, a real identity signal rather than a paid badge.

On Mastodon since

Jun 2025

An established account with real history on the platform.

💡 Facts

🗓️Joined Mastodon in 2025 — 1 year ago.

👁️Averages 9 views per post.

📤Posts about 1.6× per week.

🕵️ Fake follower check

Estimated

70/100

Good Credibility score

87%

Real Real audience

Low Fake-follower risk

High Data confidence

Est. 87% real, active audience · Low fake-follower risk.
Engagement (~3.6% of followers engage each post) is around typical for Mastodon.
Verified account.

Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.

About

Mathematician/philosopher/historian/typographer #OA books, e.g.: • ‘Form & Number: A History of Mathematical Beauty’ [https://archive.org/details/cain_formandnumber_ebook_large] • annotated ed. of Hardy’s ‘A Mathematician’s Apology’ [https://archive.org/details/hardy_annotated] LaTeX packages, e.g.: "marginalia", "lua-list-hyphen" [https://ctan.org/author/cain] "Fihrist" lib+bib manager [https://codeberg.org/ajcain/fihrist] Home 🇪🇺🇵🇹; origin 🏴󠁧󠁢󠁳󠁣󠁴󠁿; citizen 🌍; support 🇺🇦🏳️‍🌈

📸 Gallery

$New version of my #LuaLaTeX style "minos". Git repository: https://codeberg.org/ajcain/minos Download documentation or source .zip/.tar.gz: https://codeberg.org/ajcain/minos/releases - Many improvements related to creating #TaggedPDF, notably using template code for theorems and sectioning when \DocumentMetadata is used. - Various new/adjusted/fixed kerning customizations. #typography #TeXLaTeΧ$

🔀 Audience overlap

Estimated

Estimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.

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