98-331 G. Gallavotti, G. Gentile, V. Mastropietro
Melnikov's approximation dominance. Some examples. (46K, TeX (as plain as it can be)) May 7, 98
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Abstract. We continue a previous paper to show that Melnikov's first order formula for {\it part} of the separatrix splitting of a pendulum under fast quasi periodic forcing holds, in special examples, as an asymptotic formula in the forcing rapidity.

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