Kelvin principle for a class of singular equations
1989 ◽
Vol 12
(2)
◽
pp. 385-390
Keyword(s):
The classical Kelvin principle concerns invariance of solutions of the Laplace equation with respect to inversion in a sphere. By employing a hyperbolic-polar coordinate system, the principle is extended to cover a class of singular equations, which include the ultrahyperbolic equation.
1969 ◽
Vol 8
(11)
◽
pp. 1287-1290
◽
2021 ◽
Vol 105
◽
pp. 104437
1995 ◽
Vol 204
(6)
◽
pp. 378-391
◽
2013 ◽
Vol 68
(5-8)
◽
pp. 1767-1773
◽
2016 ◽
Vol 33
(4)
◽
pp. 697-712
◽
2018 ◽
Vol 91
(3)
◽
pp. 56-62
Keyword(s):
2012 ◽
Vol 271-272
◽
pp. 1709-1712
◽
2015 ◽
Vol 10
(6)
◽
pp. 233-242