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1. en.wikipedia.org › wiki › Seven_Bridges_of_KönigsbergSeven Bridges of Königsberg - Wikipedia

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   Map of Königsberg in Euler's time showing the actual layout of the seven bridges, highlighting the river Pregel and the bridges. The Seven Bridges of Königsberg is a historically notable problem in mathematics. Its negative resolution by Leonhard Euler in 1736 [1] laid the foundations of graph theory and prefigured the idea of topology.

2. www.wilsoncenter.org › article › building-soviet-city-theBuilding a Soviet City: the Transformation of Königsberg

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   8 feb 2016 · In continuation of our alumni interview series, we talked with Title VIII-supported Research Scholar Nicole Eaton to hear her reflections on her fellowship. Dr. Eaton, Assistant Professor of History at Boston College, is writing a book on politics, everyday life, and the German-Soviet encounter in Königsberg-Kaliningrad. See the discussion below on the broader context of German and Soviet ...

3. www.treccani.it › enciclopedia › konigsbergKönigsberg nell'Enciclopedia Treccani - Treccani - Treccani

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   Königsberg Enciclopedia on line La disposizione di 7 ponti esistenti a K. sui due rami confluenti del Pregel diede luogo a uno dei primi problemi di topologia ( L. Eulero , 1736), il problema dei sette ponti di K. e cioè determinare una via che li attraversi tutti percorrendo ciascuno di essi una volta sola; fu poi dimostrato che il problema non ha soluzione ( grafo).

4. de.wikipedia.org › wiki › KaliningradKaliningrad – Wikipedia

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   Kaliningrad. (Stand: 1. Okt. 2021) [1] Kaliningrad [ kaˈliːniːnɡʀaːt] (seit 1946 russisch Калинингра́д [ kəlʲɪnʲɪnˈɡrat ], bis 1946 Königsberg) ist die Hauptstadt der Oblast Kaliningrad. Die vormals deutsche Hauptstadt Ostpreußens wurde im Ergebnis des Zweiten Weltkrieges von der Sowjetunion unter dem Namen ...

5. www.britannica.com › science › Konigsberg-bridge-problemKönigsberg bridge problem | Mathematics, Graph Theory & Network...

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   17 apr 2024 · Königsberg bridge problem, a recreational mathematical puzzle, set in the old Prussian city of Königsberg (now Kaliningrad, Russia), that led to the development of the branches of mathematics known as topology and graph theory. In the early 18th century, the citizens of Königsberg spent their days.

6. mathworld.wolfram.com › KoenigsbergBridgeProblemKönigsberg Bridge Problem -- from Wolfram MathWorld

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   5 giorni fa · The Königsberg bridge problem asks if the seven bridges of the city of Königsberg (left figure; Kraitchik 1942), formerly in Germany but now known as Kaliningrad and part of Russia, over the river Preger can all be traversed in a single trip without doubling back, with the additional requirement that the trip ends in the same place it began. This is equivalent to asking if the multigraph on ...

7. it.wikipedia.org › wiki › Battaglia_di_KönigsbergBattaglia di Königsberg - Wikipedia

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   Battaglia di Königsberg. Unità della Volkssturm armati di "Panzerfaust" nei pressi di Königsberg (gennaio 1945). La battaglia di Königsberg fu una delle ultime operazioni di guerra sul fronte orientale. L'assedio ebbe inizio già dal gennaio 1945 quando vi furono pesanti combattimenti tra Königsberg e il porto di Pillau.