# IJPAM: Volume 5, No. 4 (2003)

INVOLUTIVE SPACE CURVES

E. Ballico
Department of Mathematics
University of Trento
380 50 Povo (Trento) - Via Sommarive, 14, ITALY
e-mail: ballico@science.unitn.it

Abstract.Let be a closed integral curve, which is involutive with respect to the symplectic form and its tangent sheaf. Let be the minimal degree of a surface of containing . Here we give a proof that , and if and only if . Assume that is smooth. If and (resp. either , or ), then (resp. ).