The transcendence required for computing the sphere and wave front in the Martinet sub-Riemannian geometry

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Submitted on 19 Jul 2006

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The transcendence required for computing the sphere and wave front in the Martinet sub-Riemannian

geometry

Bernard Bonnard, Geneviève Launay, Emmanuel Trélat

To cite this version:

Bernard Bonnard, Geneviève Launay, Emmanuel Trélat. The transcendence required for computing the sphere and wave front in the Martinet sub-Riemannian geometry. 1999, pp.82–117. �hal-00086419�

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