Annotation
				The geometric acoustic approximation used to analyze thermal selffocusing of saw-tooth waves. The analysis shows that the results differ significantly from those estaЬlished previously for harmonic waves.
						© 2016 Publisher M.V.Lomonosov Moscow State University
				
					Authors
				О.V. Rudenko and O.А. Sapozhnikov
Chair of Acoustics
				Chair of Acoustics



