Mathematics - 1972

Carmpbell, S. L. (1972). Inner functions analytic at a point. Illinois Journal of Mathematics, 16(4), 651–652. https://doi.org/10.1215/ijm/1256065547

Campbell, S. L. (1972). The exponential representation of operator valued, differentiable inner functions. Journal of Differential Equations, 12(3), 455–461. https://doi.org/10.1016/0022-0396(72)90018-6

Campbell, S. (1972). Operator-valued inner functions analytic on the closed disc. Pacific Journal of Mathematics, 41(1), 57–62. https://doi.org/10.2140/pjm.1972.41.57

Campbell, S. L. (1972). Linear operators for which T*T and TT* commute. Proc. American Mathematical Society, 34, 177–180.