1. Ordinary convex programs without a duality gap

   • R. T. Rockafellar

   Contributed Papers Pages: 143 - 148

2. Existence theorems for optimal control problems involving functional differential equations

   • Thomas S. Angell

   Contributed Papers Pages: 149 - 169

3. A selector theorem in Banach spaces

   • Jon K. Cole

   Contributed Papers Pages: 170 - 172

4. Optimal control by direct inversion of a positive-definite operator in a Hilbert space

   • M. Vidyasagar

   Contributed Papers Pages: 173 - 177

5. Spline functions as approximate solutions of boundary-value problems

   • A. Zafarullah

   Contributed Papers Pages: 178 - 188

6. Analytical expressions for the eigenvalues and eigenvectors of the Hessian matrices of barrier and penalty functions

   • W. Murray

   Contributed Papers Pages: 189 - 196

7. Optimal switching in coplanar orbit transfer

   • Nguyen X. Vinh
   • Robert Dudley Culp

   Contributed Papers Pages: 197 - 208

8. A note on state-constrained optimal control

   • G. Leitmann

   Technical Note Pages: 209 - 214

9. Book notices

   Announcement Pages: 215 - 216

10. Book reviews

    • J. R. La Palm
    • D. D. Sworder

    BookReview Pages: 217 - 220

11. Research reports

    Legacy Pages: 221 - 222