Seven Bridges of Königsberg
Seven Bridges of Königsberg
Classic problem in graph theory.
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Readers' pathsAug 2026 – Oct 2026
Readers go next to
Share of the 9,971 clicks on its links
Königsberg
Historic German city, now Kaliningrad, Russia.
12%
Kaliningrad
City in Kaliningrad Oblast, Russia.
11%
Leonhard Euler
Swiss mathematician (1707–1783).
11%
Graph theory
Area of discrete mathematics.
9.2%
Topology
Branch of mathematics.
8.6%
Eulerian path
Trail in a graph that visits each edge once.
8.3%
Five-room puzzle
Impossible puzzle in graph theory.
6.2%
Travelling salesman problem
NP-hard problem in combinatorial optimization.
2.9%
Bombing of Königsberg in World War II
2.1%
Three utilities problem
Mathematical puzzle of avoiding crossings.
2%
Readers come from
Share of the 9,081 readers arriving from another article
Leonhard Euler
Swiss mathematician (1707–1783).
43%
Topology
Branch of mathematics.
18%
Graph theory
Area of discrete mathematics.
8%
Eulerian path
Trail in a graph that visits each edge once.
5.6%
Königsberg
Historic German city, now Kaliningrad, Russia.
5.5%
Kaliningrad
City in Kaliningrad Oblast, Russia.
2.9%
Network theory
Study of graphs as a representation of relations between discrete objects.
1.9%
Travelling salesman problem
NP-hard problem in combinatorial optimization.
1.4%
Handshaking lemma
Every graph has evenly many odd vertices.
1.1%
Kaliningrad question
Controversy over the status of Kaliningrad.
1.1%