HIGH FREQUENCY LIMIT OF THE HELMHOLTZ EQUATION. II. SOURCE ON A GENERAL SMOOTH MANIFOLD

Abstract

Click to increase image sizeClick to decrease image size ACKNOWLEDGEMENTS The authors wish to thank J.D. Benamou for suggesting the present problem, and for many fruitful discussions. Also, the present work was supported by the TMR project `Conservation Laws’ of E.U.:HCL ERBFMRXCT 960033 and by the TMR project “Asymptotic Methods in Kinetic Theory” of E.U.:ERBFMBXCT 970157. The first author wishes to thank Professor S. Müller for his invitation in the Max-Planck Institut für Mathematik in den Naturwissenschaften (Leipzig), where part of this work was done.