Two-Point Boundary-Value Problems and Interation. (Short Communication).
On the separation of exponentials.
On the non-negativity of Green's functions.
On the variation of the Fredholm resolvent.
On the linear differential equations whose solutions are the products of solutions of two given linear differential equations.
On variation-diminishing properties of Green's functions.
On a Liouville transformation for .
On the non-negativity of solutions of the heat equation.
A note on the solution of polynomial congruences.
A -version of the Newton interpolation formula and some Eulerian identities.
Oscillatroy and unimodal properties of solutions of second order linear differential equations.
A note on differential approximation and orthogonal polynomials.
On the nonnegativity of Green's functions.
Some questions concerning difference approximations to partial differential equations.
A note on asymptotic behavior of differential equations.
On the Riesz representation theorem.
On the iterative solution of two-point boundary value problems.
Functional equations in dynamic programming.
The Rayleigh quotient and dynamic programming.
On the post-Widder transform.
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