Some examples of nonhypoelliptic infinitely degenerate elliptic differential operators.
From MaRDI portal
Publication:1810105
DOI10.1023/A:1014883832119zbMath1130.35345MaRDI QIDQ1810105
Publication date: 15 June 2003
Published in: Mathematical Notes (Search for Journal in Brave)
This page was built for publication: Some examples of nonhypoelliptic infinitely degenerate elliptic differential operators.