Diaz, J. B.; Young, E. C. On the characteristic initial value problem for the wave equation in odd spatial dimensions with radial initial data. (English) Zbl 0274.35047 Ann. Mat. Pura Appl., IV. Ser. 94, 161-176 (1972). MSC: 35L05 35Q05 35L15 35A35 × Cite Format Result Cite Review PDF Full Text: DOI
Young, E. C. A characteristic initial value problem for the Euler-Poisson-Darboux equation. (English) Zbl 0209.40501 Ann. Mat. Pura Appl., IV. Ser. 85, 357-367 (1970). MSC: 35Q05 30B40 × Cite Format Result Cite Review PDF Full Text: DOI