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René Thom [T] conjectured that a gradient curve x(t) of an analytic function on Rn, wich descends to the critical point x(?) = 0 ? Rn, called a path, has there a tangent. We prove this in case n = 3 for standard paths and standard functions.
For…

Conférence donnée au Congress of the Dutch Mathematical Society, Wiskindig Genoorschap, 1778-1978