Issue 1

• The Krein-Krasnoselskii-Kooi Condition for a Second Order Hyperbolic Partial Differential Equation with Complete Second Member by and Beatriz Margolis
• Unsteady Flows behind Hydromagnetic Shocks by and Rishi Ram
• Quasi-Linear Elliptic Boundary Value Problems by and Martin Schultz
• A Priori Bounds for Solutions of Quasi-Linear Elliptic Differential Equations by and Martin Schultz
• State Diagrams for Hilbert Space Operators by and Karl Gustafson
• Calculus of Set Valued Functions and Control by and Henry Hermes
• Fiber Bundles with Discrete Singular Set by and J. Timourian
• Fiber Bundles with Singularities by P. Church, and J. Timourian
• Dynamics of a Spinning Gas Cloud by and Freeman Dyson

Issue 2

• Structure of Certain Nonnormal Operators by and Horst Behncke
• A Characterization of Analyticity. III by and Kenneth Leland
• On Some Nonlinear Boundary Problems for the Equation of Minimal Surfaces by and Simon Levin
• Entire Functions Satisfying a Linear Differential Equation by and S. Shah
• The Continuous Part of a Markov Operator by and Shu-Teh Moy
• Continuity of Envelopes of Plurisubharmonic Functions by and J. Walsh
• A Fixed Point Theorem for Positively Curved Manifolds by and Alan Weinstein
• Boundary Value Problems for Symmetric Positive Differential Operators of Odd Order by and Michael Crandall
• Transitive Subsemigroups of the Moebius Group by and Franklin Lowenthal
• Corrigendum on 'Elliptic-Parabolic Equations of the Second Order' by R. Phillips, and Leonard Sarason

Issue 3

• An Exact Solution in Rotating Flow by M. Singh, and H. Sathi
• Infinite Particle Systems and Multi-Dimensional Renewal Theory by and Charles Stone
• Implicit Submanifolds by and F. Wilson, Jr.
• Classification of Space-Time Curvature Tensor VIa. Complex Basic Characteristics of the Types I, II, IV by and Vaiclav Hlavaty

Issue 4

• Lipschitz Spaces and Bernstein's Theorem on Absolutely Convergent Fourier Transforms* by and C. Herz
• Joint Distributions of Observables by and S. Gudder
• Interpolation by Ritz Approximation by and Bernie Hulme
• An Extension of the Law of the Iterated Logarithm to Variables without Variance by and William Feller
• Upper and Lower Bounds of the Radii of Gyration of Convex Bodies. II by and Tsuan Ting
• Uniform Approximation by Tchebycheffian Spline Functions by and Larry Schumaker

Issue 5

• Lipschitz Spaces and the Heat Equation by and B. Jones, Jr.
• An Existence Theorem for a Class of Non-Linear Integral Equations with Applications to a Non-Linear Elliptic Boundary Value Problem by and Charles Coffman
• On Holder Continuity at the Boundary in Conformal Maps by and S. Warschawski
• Boundary Correspondence under Quasiconformal Mappings of Jordan Domains by and Seppo Rickman
• On the Spectrum of a Class of Toeplitz Operators by and R. Douglas
• Submersions of Codimension 1 by and J. Smith
• On Lower Bounds and Uniqueness for Solutions of the Navier-Stokes Equations by and Hajimu Ogawa
• A Weighted Volume-Diameter Inequality for N-Cubes by and William Derrick
• On the Pointwise Behavior of Iterates of a Self-Adjoint Operator by and Donald Ornstein

Issue 6

• Variational Properties of Nonlinear Spectra by and E. Rogers
• Singular Integral Equations with Shifts by and Donald Orth
• An Operator Valued Function Space Integral and a Related Integral Equation by R. Cameron, and D. Storvick
• On Spectral Permanence by and Kirti Oberai
• An Invariance Principle for Conditioned Sums of Independent Random Variables by and Thomas Liggett
• Velocity of Dislocations in Crystals by and T. Thomas
• Existence and Uniqueness of Solutions to a Nonlinear Boundary Value Problem by and Paul Waltman

Issue 7

• On the Range of General Wiener-Hopf Operators by and Marvin Shinbrot
• Spherical Means in Harmonic Spaces by and B. Fusaro
• Fundamental Solutions and Properties of Solutions of the Initial Value Radial Euler-Poisson-Darboux Problem by and L. Bragg
• Discussion and Extension of a Theorem of Tricomi Concerning Functions Which Assume all Intermediate Values by and J. Diaz
• Fuchsian Groups of Convergence Type and Poincare Series of Dimension - 2 by and K. Rajeswara Rao
• Higher-Order Rayleigh-Ritz Approximations by and George Fix
• Liapunov's Direct Method in Stability Problems for Semilinear and Quasilinear Hyperbolic Systems by Alan Jeffrey, and Yusuke Kato
• On the Lattice of Filters of an Implicative Semi-Lattice by and William Nemitz

Issue 8

• Quasiconformal Mappings of Slit Domains in Three Space by and F. Gehring
• A Perturbation Theorem for Invariant Manifolds and Holder Countinuity* by and Robert Sacker
• The Condition for Uniqueness of the Dirichlet Problem for Hyperbolic Equations in Cylindrical Domains by D. Dunninger, and E. Zachmanoglou
• Some Variants of a Fixed Point Theorem of Krasnoselskii and Applications to Nonlinear Integral Equations by M. Nashed, and J. Wong
• Some Remarks on the Gauss-Bonnet Integral by and John Thorpe
• Two Conditions Preventing Secondary Bifurcation for Eigenfunctions of Sublinear Hammerstein Operators by and George Pimbley, Jr.

Issue 9

• On Some Extremal Positive Definite Functions by A. Garsia, E. Rodemich, and H. Rumsey
• Boundary Value Problems for Linear Systems of Ordinary Differential Equations Involving Many Small Parameters by and R. O'Malley, Jr.
• Lipschitz Classes and Fourier Coefficients by Masako Izumi, and Shin-Ichi Izumi
• On Paley-Wiener Bases by R. Gosselin, and J. Neuwirth
• Degenerate Gravitational Fields with Twisting Rays by Ivor Robinson, Joanna Robinson, and Joseph Zund
• Pseudo-Differential Operators on a Half-Line by and H. Cordes
• Some Existence Theorems for Quasi-Linear, Non-Uniformly Elliptic Equations in Divergence Form by and Neil Trudinger

Issue 10

• Uniqueness Theorems for Axially Symmetric Partial Differential Equations by and David Colton
• Spline-Blended Surface Interpolation Through Curve Networks by and William Gordon
• An Integral in Topological Spaces, I by and W. Pfeffer
• Uniform Motion with Elastic Collision of an Infinite Particle System by and Frank Spitzer
• Schwarzschild's Criterion and a Nonlinear Eigenvalue Problem* by and J. Eisenfeld
• On the Differentiability of Weak Solutions of a Differential Equation in Banach Space by M. Crandall, and A. Pazy
• On the Finite Generation of \Omega_*^U(X) by and Larry Smith

Issue 11

• The General Similarity Solution of the Heat Equation by George Bluman, and Julian Cole
• Irreducible Almost Periodic Markov Operators by Benton Jamison, and Robert Sine
• A Type of Spectral Decomposition for a Class of Operators by and Michael Dollinger
• Multipliers of H^p Spaces by and James Hedlund
• Two-Dimensional, Unsteady Motion of a Medium with a Linear Pressure-Density Relationship by L. Levine, and A. Mackie
• Non-Characteristic Cauchy Problems and Generalized Goursat Problems in R^n* by and Jan Persson
• A Note on a Paper of Keller and Cohen by and Theodore Laetsch
• A Homotopy Group of Algebraic Arcs Found by Smoothed Approximations by and Paul Cherenack

Issue 12

• Classification of Space-Time Curvature Tensor VIb. Complex Basic Characteristics of the Types VI, VII, VIII, XI by and Vaiclav Hlavaty
• On the Existence of Optimal Random Controls by H. Becker, and V. Mandrekar
• On a Generalized Euler-Poisson-Darboux Equation by and Eutiquio Young
• The Initial Value Problem for the Linearized Equations of Water Waves, II by Avner Friedman, and Marvin Shinbrot
• The Structure of a Class of Huygens' Operators* by and John Lagnese
• Weakly Wandering Sets and Invariant Measures for a Group of Transformations by Arshag Hajian, and Yuji Ito