Contents IJPAM: Volume 53, No. 4 (2009)

K.P. Shum, L. Zhang
GENERALIZED QUASI HAMILTONIAN SEMIGROUPS ... 461 (info)

K.-H. Chang
SHAPE SENSITIVITY ANALYSIS FOR WATERSLIDES IN
CAD FLUME SECTIONS ... 477 (info)

E. Ballico
INTERPOLATION PROBLEMS OVER A FINITE FIELD ... 485 (info)

S. Abramovich, G.A. Leonov
FIBONACCI-LIKE POLYNOMIALS: COMPUTATIONAL
EXPERIMENTS, PROOFS, AND CONJECTURES ... 489 (info)

N. Otsuka, H. Matsumoto, T. Soga
POSITIVE ${\cal D}$-INVARIANCE CONDITIONS
OF POLYHEDRAL SETS FOR LINEAR
UNCERTAIN DISCRETE-TIME SYSTEMS ... 497 (info)

J. Hao, A. Jiang, Y.C. Kwun, S.M. Kang
ON NONUNIQUE FIXED POINTS FOR
FOUR CLASSES OF MAPPINGS ... 513 (info)

L. Guerrini
AN ANALYTICAL SOLUTION FOR A MODEL OF GROWTH ... 523 (info)

L. Guerrini
UNIVERSAL CENTRAL EXTENSIONS OF COMPLEX SIMPLE
LIE ALGEBRAS EXTENDED OVER ${\mathbb{C}}[SL_{2}]$ ... 531 (info)

P. Wolfe
FINITE ELEMENT ANALYSIS OF
A NONLINEAR BEAM ON A WINKLER FOUNDATION ... 539 (info)

J.C. van der Meer
GENERIC ONE-PARAMETER VERSAL UNFOLDINGS OF
SYMMETRIC HAMILTONIAN SYSTEMS IN 1:1 RESONANCE ... 547 (info)

A. Macurova, D. Macura
JACOBIAN OF THE GENERALIZED $c$-HYPERBOLIC
COORDINATES ... 563 (info)

A. W\loch, I. W\loch
ON $(k,l)$-KERNELS IN THE CORONA OF DIGRAPHS ... 571 (info)

N. Song, Y. Jiao, W.-K. Ching, T.-K. Siu, Z.-Y. Wu
A VALUATION MODEL FOR PERPETUAL CONVERTIBLE
BONDS WITH MARKOV REGIME-SWITCHING MODELS ... 583 (info)

K. Muthuvel
ORBITS AND CONTINUITY OF
CERTAIN CLASS OF FUNCTIONS ... 601 (info)