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Herwart von Hohenburg

Herwart von Hohenburg is a mathematics topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Herwart von Hohenburg rather than just read about it. In short: Hans Georg Herwart von Hohenburg (also Hans Georg Hörwarth; 1553–1622) was a Bavarian statesman and scholar, and a patron and correspondent of Johannes Kepler. Herwart served as chancellor to the Duke of Bavaria, and was regarded by the Bavarian aristocracy as an effective intermediary during the turbulent transition from the reign of Duke Wilhelm V to that of his successor, Maximilian I.

Key takeaways

  • Herwart von Hohenburg belongs to mathematics; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Herwart von Hohenburg to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Herwart von Hohenburg from memory before moving on to harder problems.

Reference excerpt

Hans Georg Herwart von Hohenburg (also Hans Georg Hörwarth; 1553–1622) was a Bavarian statesman and scholar, and a patron and correspondent of Johannes Kepler. Herwart served as chancellor to the Duke of Bavaria, and was regarded by the Bavarian aristocracy as an effective intermediary during the turbulent transition from the reign of Duke Wilhelm V to that of his successor, Maximilian I. Herwart's fields as a scholar were astronomy, chronology, mathematics and philology. His work in chronology was admired by Michael Mästlin, among others, and his work in mathematics contributed to the early formulation of logarithms by Joost Bürgi and John Napier. He was also associated with Tycho Brahe, Johannes Praetorius, and Helisaeus Roeslin. Herwart often lent Kepler books that might otherwise have been unavailable to him, and used his influence to help Kepler retain academic appointments despite his Protestantism, as Herwart himself was "an ardent Catholic and a friend of the Jesuits." His extant correspondence with Kepler covers a period from 1597 to 1611 and includes more than 90 letters. The correspondence was discovered by C. Anschütz at Munich, and was first published in 1886. A sample exchange, on an astronomical passage from the Neronian poet Lucan, is available online in English translation. Herwart published a multiplication table in a folio volume of more than a thousand pages, Tabulae arithmeticae προσθαφαιρἐσεως universales, (Munich, 1610). Herwart also authored his Thesaurus Hieroglyphicorum which was a paper museum containing illustrations of all the objects he could find that were relevant to his interest in Egyptian antiquities.

Further reading Caspar, Max. Kepler. Translated and edited by C. Doris Hellman. New York: Dover, 1993. References to Herwart passim. Limited preview online.

References

External links Herwart's Catalogus Graecorum manuscriptorum codicum qui asservantur in inclyta serenissimi utriusque Bavariae Ducis ... Bibliotheca (1602), a catalogue of Greek manuscripts and codices in the library of the Duke of Bavaria, digital facsimile "Who the Heck is Herwart von Hohenburg?", on Hohenburg's 1610 Thesaurus Hieroglyphicorum, Seattle P.I. blog

Worked examples

Example 1 — a first encounter with Herwart von Hohenburg

Start with the simplest possible case. Write down what Herwart von Hohenburg claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In mathematics, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Herwart von Hohenburg before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Herwart von Hohenburg ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Herwart von Hohenburg

In research
Herwart von Hohenburg appears in mathematics research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Herwart von Hohenburg in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Herwart von Hohenburg is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1553 births, 1622 deaths, 16th-century German astronomers, so understanding it makes those chapters shorter.
In everyday life
Look for Herwart von Hohenburg outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Herwart von Hohenburg in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Herwart von Hohenburg means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Herwart von Hohenburg out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Herwart von Hohenburg in simple terms?

Hans Georg Herwart von Hohenburg (also Hans Georg Hörwarth; 1553–1622) was a Bavarian statesman and scholar, and a patron and correspondent of Johannes Kepler. Herwart served as chancellor to the Duke of Bavaria, and was regarded by the Bavarian aristocracy as an effective intermediary during the t…

Why does Herwart von Hohenburg matter?

Because it connects several mathematics ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Herwart von Hohenburg?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Herwart von Hohenburg.

Tags

  • 1553 births
  • 1622 deaths
  • 16th-century German astronomers
  • 16th-century German male writers
  • 16th-century German mathematicians
  • 16th-century German politicians
  • 16th-century German writers
  • 17th-century German male writers
  • 17th-century German mathematicians
  • 17th-century German politicians
  • 17th-century German writers
  • Johannes Kepler

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