A possible solution to the problem was shown by Woldemar Voigt ( 1887 ), who investigated the Doppler effect for waves propagating in an incompressible elastic medium and deduced transformation relations that left the wave equation in free space unchanged, and explained the negative result of the Michelson Morley experiment.
12.
A society such as ours ` is an elastic medium which transmits all tremors throughout its territory; the only question is of their size . "'295 U . S ., at 554 ( quoting United States v . A . L . A . Schecter Poultry Corp, 76 F . 2d 617, 624 ( CA2 1935 ) ( L . Hand, J ., concurring ) ).
