A. Olevskii, COMPLETENESS IN L-2(R) OF ALMOST INTEGER TRANSLATES, Comptes rendus de l'Academie des sciences. Serie 1, Mathematique, 324(9), 1997, pp. 987-991
We prove that for any noninteger real sequence lambda(n) = n + o(1), t
here exists a function phi is an element of L-2(R) such that the syste
m of translates {phi(t - lambda(n))} spans all of the space L-2 (R).