College of Mathematics and Informatics, Henan Polytechnic University, Jaozuo City, Henan 454000, China, Current address: College of Mathematics and Informatics, Henan Polytechnic University, Jaozuo City, Henan 454000, China.
*E-mail: huu3y2@163.com
(Communicated by Gaston M. N’Guerekata)
In this paper, it is proved that
Carleman's inequality, Differential geometry, algebraic geometry
