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eventVerified

The Handy Tables freeze a geocentric computational recipe as a public working instrument

Heiberg’s late-19th-century Opera astronomica minora line made the Handy Tables a public critical Greek text. In the causal graph this event strengthens the driver Industrial-Policy Activism.

Sources: [1][2]

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Heiberg’s late-19th-century Opera astronomica minora line made the Handy Tables a public critical Greek text.

Context

Tables are also an access gain on another row. This stores the printed freeze of a geocentric recipe as industrial knowledge policy of later schools.

Ptolemy’s documented role is bounded by other offices and collaborators named in the sources below.

Conventional floruit is the mid-2nd century CE in Roman Alexandria.

Who was responsible

Contribution type and responsibility level for each recorded actor — not sole-author shorthand.

  • Ptolemy

    Person

    Direct responsibility

    responsibility level 0.32 · verified

What changed

Fact → Driver → Indicator. Relationship strength orders the paths; it is not the observed indicator movement.

    1. FactThe Handy Tables freeze a geocentric computational recipe as a public working instrument
    2. strengthensDriverIndustrial-Policy Activism

    impact weight 0.4 · Effect from 1 April 150 · verified

Evidence

The sources behind this fact and its verification state.

Verified2 sources on file
  1. 1.Ptolemaeus Arabus et LatinusBavarian Academy of Sciences and Humanities · High credibility · verified
  2. 2.Toomer, Ptolemy's Almagest — public library copyInternet Archive / Princeton University Press reprint · High credibility · verified
What the sources establish

Ptolemy did not file a later UNESCO form, a later Loeb colophon, or a later museum label as a personal act.

Causal path

How this event connects to drivers and indicators in the graph.

  1. ActorPtolemy
  2. contributed toFactThe Handy Tables freeze a geocentric computational recipe as a public working instrument
  3. strengthensDriverIndustrial-Policy Activism

Cite this page

Factrail. (2026). The Handy Tables freeze a geocentric computational recipe as a public working instrument. Factrail. https://factrail.ai/facts/pto-handy-tables-computational-lock

https://factrail.ai/facts/pto-handy-tables-computational-lock

Accessed 16 October 2026.

By the Factrail desk · Method: how we source and score · Last reviewed

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