astronomy

Johannes Runnenburg

Johannes Runnenburg is a astronomy 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 Johannes Runnenburg rather than just read about it. In short: Johannes Theodorus Runnenburg (19 February 1932 – 16 April 2008) was a Dutch mathematician and professor of probability theory and analysis at the University of Amsterdam from 1962 to 1997. Biography Born in Amsterdam he received his MA in Mathematics in 1956 at the University of Amsterdam, and his PhD cum laude in Mathematics and Physics in 1960 with a thesis entitled "On the Use of Markov Processes in One-server W…

Key takeaways

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

Reference excerpt

Johannes Theodorus Runnenburg (19 February 1932 – 16 April 2008) was a Dutch mathematician and professor of probability theory and analysis at the University of Amsterdam from 1962 to 1997.

Biography Born in Amsterdam he received his MA in Mathematics in 1956 at the University of Amsterdam, and his PhD cum laude in Mathematics and Physics in 1960 with a thesis entitled "On the Use of Markov Processes in One-server Waiting-time Problems and Renewal Theory" advised by Nicolaas Govert de Bruijn. Runnenburg was appointed Lector in Probability theory and analysis at the University of Amsterdam in 1961. In 1962, he was promoted to Professor of Probability theory and analysis, and from 1966 to his retirement in 1997 was Professor of Pure and Applied Mathematics. Among his doctorate students were Gijsbert de Leve (1964), Laurens de Haan (1970), Fred Steutel (1971), Wim Vervaat (1972), August Balkema (1973), Frits Göbel (1974), Arie Hordijk (1974), Aegle Hoekstra (1983), Peter de Jong (1988) and Leo Klein Haneveld (1996).

Publications Machines Served by a Patrolling Operator. 1957 On the use of Markov processes in one-server waiting-time problems and renewal theory. 1960 Enige voorbeelden van stochastische processen: openbare les Universiteit van Amsterdam. 1961. An Example Illustrating the Possibilities of Renewal Theory and Waiting-time Theory for Markov-dependent Arrival-intervals. 1961 On K.L. Chung's problem of imbedding a time-discrete Markov chain in a time-continuous one for finitely many states. With Carel Louis Scheffer. Amsterdam : Mathematisch Centrum, 1962.

References

External links Prof. dr. J.T. Runnenburg, 1932–2008

Worked examples

Example 1 — a first encounter with Johannes Runnenburg

Start with the simplest possible case. Write down what Johannes Runnenburg claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In astronomy, 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 Johannes Runnenburg 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 Johannes Runnenburg 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 Johannes Runnenburg

In research: Johannes Runnenburg appears in astronomy 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 Johannes Runnenburg 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: Johannes Runnenburg is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1932 births, 2008 deaths, Academic staff of the University of Amsterdam, so understanding it makes those chapters shorter.
In everyday life: Look for Johannes Runnenburg 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 Johannes Runnenburg in 20 minutes

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

Frequently asked questions

What is Johannes Runnenburg in simple terms?

Johannes Theodorus Runnenburg (19 February 1932 – 16 April 2008) was a Dutch mathematician and professor of probability theory and analysis at the University of Amsterdam from 1962 to 1997. Biography Born in Amsterdam he received his MA in Mathematics in 1956 at the University of Amsterdam, and his…

Why does Johannes Runnenburg matter?

Because it connects several astronomy 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 Johannes Runnenburg?

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 Johannes Runnenburg.