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In this paper, we discuss The poblem of finding a (3,9)-cage. A hamiltonian graph with girth 9 and 54 vertices is given. Except four vertices, each ofthe remaining vertices of this graph has valency Three. This graph is obtained with the aid of a computer

international journal of mathematics and mathematical sciences

A note on the problem of finding a<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" alttext="$(3, 9)$"><mml:mrow><mml:mo>(</mml:mo><mml:mrow><mml:mn>3</mml:mn><mml:mo>,</mml:mo><mml:mn>9</mml:mn></mml:mrow><mml:mo>)</mml:mo></mml:mrow></mml:math>-cage

A note on the problem of finding a(3,9)-cage