Ocupation: Mathematician
Life: April 15, 1707 - September 18, 1783
Birthday: April 15
Death: September 18
Thus you see, most noble Sir, how this type of solution to the Königsberg bridge problem bears little relationship to mathematics, and I do not understand why you expect a mathematician to produce it, rather than anyone else, for the solution is based on reason alone, and its discovery does not depend on any mathematical principle...
topic: Discovery, Bridges, Principles, Euler