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  The Ultimate Challenge: The 3x+1 Problem - Google Books

  http://books.google.de/books?id=hekJ7JDMEVkC&pg=PA244

  The $3x+1$ problem, or Collatz problem, concerns the following seemingly innocent arithmetic procedure applied to integers: If an integer $x$ is odd then ``multiply by three and add one'', while if it is even then ``divide by two''. The $3x+1$ problem asks…

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  The Ultimate Challenge: The 3x+1 Problem - Google Books

  http://books.google.de/books?id=hekJ7JDMEVkC&pg=PA214

  The $3x+1$ problem, or Collatz problem, concerns the following seemingly innocent arithmetic procedure applied to integers: If an integer $x$ is odd then ``multiply by three and add one'', while if it is even then ``divide by two''. The $3x+1$ problem asks…

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  Category:Visual impairment – Wikimedia Commons

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

  Keine Beschreibung vorhanden.

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  The Ultimate Challenge: The 3x+1 Problem - Google Books

  https://books.google.de/books?id=hekJ7JDMEVkC&pg=PA5&lpg=PA5&dq=the+ultimate+challenge+the+3x%2B1+problem&source=bl&ots=68N-PzDh

  The $3x+1$ problem, or Collatz problem, concerns the following seemingly innocent arithmetic procedure applied to integers: If an integer $x$ is odd then ``multiply by three and add one'', while if it is even then ``divide by two''. The $3x+1$ problem asks…

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  HCM: East-European Home-Computer ...

  http://www.homecomputer.de/pages/easteurope_bu.html

  HCM - The HomeComputer Museum / East-European Home Computer / Bulgaria.

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  Category:Group theory – Wikimedia Commons

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

  Keine Beschreibung vorhanden.

• 

  The Ultimate Challenge: The 3x+1 Problem - Google Books

  http://books.google.de/books?id=hekJ7JDMEVkC&pg=PA245

  The $3x+1$ problem, or Collatz problem, concerns the following seemingly innocent arithmetic procedure applied to integers: If an integer $x$ is odd then ``multiply by three and add one'', while if it is even then ``divide by two''. The $3x+1$ problem asks…

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  Optimale Heimkino-Hardware | c't Magazin

  https://www.heise.de/ct/artikel/Fit-fuer-High-Definition-291118.html

  Fristeten Blu-ray Disc und HD DVD bisher auf PCs ein Nischendasein, sollen günstige Laufwerke und Grafikkarten endlich den Durchbruch bringen. Wir zeigen die optimalen Hardware-Ensembles für den Kinogenuss daheim und Aufrüstmöglichkeiten für ältere PCs.

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  ASPO DEUTSCHLAND - Association for the Study of Peak Oil and Gas: ASPO DEUTSCHLAND e.V.

  http://aspo-deutschland.blogspot.de/p/aspo-deutschland-ev.html

  Keine Beschreibung vorhanden.

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  On Leibniz: Expanded Edition - Nicholas Rescher - Google Books

  https://books.google.de/books?id=aJd__1bDlpoC&pg=PA243&lpg=PA243&dq=Bonaventura+Nardini,&source=bl&ots=uhh0HVd3D2&sig=Aer_-cPUBQ

  Contemporary philosopher John Searle has characterized Gottfried Wilhelm Leibniz (1646–1716) as “the most intelligent human being who has ever lived.” The German philosopher, mathematician, and logician invented calculus (independently of Sir Isaac…

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