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  Category:Subdivisions of mathematics – Wikimedia Commons

  https://commons.wikimedia.org/wiki/Category:Subdivisions_of_mathematics?uselang=de

  Keine Beschreibung vorhanden.

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  Mathematicians Fleeing from Nazi Germany: Individual Fates and Global Impact - Reinhard Siegmund-Schultze - Google Books

  http://books.google.de/books?id=7q1-5gs_JmIC&pg=PA358&dq=%22Haenzel,+Gerhard%22&as_brr=3&q=%22Haenzel,%20Gerhard%22&f=false

  The emigration of mathematicians from Europe during the Nazi era signaled an irrevocable and important historical shift for the international mathematics world. Mathematicians Fleeing from Nazi Germany is the first thoroughly documented account of this…

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  THE CD STORY

  http://wayback.archive.org/web/20150413063337/http://www.exp-math.uni-essen.de/~immink/pdf/cdstory.htm

  Keine Beschreibung vorhanden.

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  Encyclopedia of Supramolecular Chemistry - Google Books

  https://books.google.de/books?id=pcQSir2QXbMC&pg=PA941#v=onepage

  Covers the fundamentals of supramolecular chemistry; supramolecular advancements and methods in the areas of chemistry, biochemistry, biology, environmental and materials science and engineering, physics, computer science, and applied mathematics.

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  Category:Free mathematics software – Wikimedia Commons

  https://commons.wikimedia.org/wiki/Category:Free_mathematics_software?uselang=de

  Keine Beschreibung vorhanden.

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  Heinz Hopf

  http://histmath-heidelberg.de/homo-heid/hopf.htm

  Keine Beschreibung vorhanden.

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  Great Moments in Mathematics (before 1650) - Howard Whitley Eves - Google Books

  https://books.google.de/books?id=9_w5jDPTvCQC&pg=PA37#v=onepage

  An inclusive look at pre-1650 mathematics, this collection of lectures covers discoveries by Pythagoras, Euclid, Archimedes, Ptolemy, Diophantus, Omar Khayyam, Fibonacci, Napier, Galileo, Kepler, Cavalieri and more.

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  IMAGINARY | open mathematics

  https://imaginary.org/de

  Keine Beschreibung vorhanden.

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  Category:Historians of mathematics – Wikimedia Commons

  https://commons.wikimedia.org/wiki/Category:Historians_of_mathematics?uselang=de

  Keine Beschreibung vorhanden.

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  Home-Page of Martin Otto

  http://www.mathematik.tu-darmstadt.de/~otto/index.html

  Keine Beschreibung vorhanden.

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