## Vol 7, No 2 (2009)

### December

#### Articles

 Asymptotic Behavior of Convolution of Dependent Random Variables with Heavy-Tailed Distributions PDF V. Ranjbar.Y, Mohammad Amini, A. Bozorgnia 217 - 230
 Isomorphism Theorems for $\tau$-Semigroups and Ordered $\tau$-Semigroups PDF Ronnason Chinram, Kittisak Tinpun 231 - 241
 A Singular Nonlinear Second-Order Neumann Boundary Value Problem with Positive Solutions PDF Feng Wang, Yujun Cui, Fang Zhang 243 - 257
 Exact Solutions of Steady Plane Flows of an Incompressible Fluid of Variable Viscosity in The Presence of Unknown External Force Using ($\varepsilon,\psi$ )– or ($\eta,\psi$)-Coordinates PDF Rana Khalid Naeem, Asif Mansoor, Waseem Ahmed Khan 259 - 284
 On Common Fixed Points and Best Approximation on Nonconvex Sets PDF Sumit Chandok, T. D. Narang 285 - 292
 A Finite Element Simulation of Water Quality Measurement in the Open Reservoir PDF Nopparat Pochai, Suwon Tangmanee, Lawrence J. Crane, John J.H. Miller 293 - 309
 Weak Convergence Theorem of Noor Iterative Scheme for Nonself I-Nonexpansive Mapping PDF Sukanya Chornphrom, Sirilak Phonin 311 - 317
 Endomorphism Monoid of $C_{2n+1}$ Book Graphs PDF Jakkrit Thomkeaw, Srichan Arworn 319 - 327
 Strong convergence theorem by the shrinking projection method for hemi-relatively nonexpansive mappings PDF Kriengsak Wattanawitoon, Poom Kumam, Usa Wannasingha Humphries 329 - 337
 Convergence of an Iterative Method for Non-Lipschitzian Nonself-Mappings PDF Kamonrat Nammanee 339 - 351
 Exchange General Rings with Bounded Indices are Clean PDF Weixing Chen 353 - 359
 Quasi Multiplication Modules PDF Farkhonde Farzalipour, Peyman Ghiasvand 361 - 366
 Convergence of Iterative Process for Generalized I-Asymptotically Quasi-Nonexpansive Mappings PDF Seyit Temir 367 - 379
 Common Fixed Point Theorems for Six Weakly Compatible Mappings in D*-Metric Spaces PDF Shaban Sedghi, Duran Turkoglu, Nabi Shobe, Shahram Sedghi 381 - 391
 Extension Condition to Evaluate Solution of the Regularized Long-Wave Equation PDF Sirirat Suksai, U. W. Humphries 393 - 403
 $\tau$-Group Congruences on E-Inversive $\tau$-Semigroups PDF Supavinee Sattayaporn 405 - 415

The Thai Journal of Mathematics organized and supported by The Mathematical Association of Thailand and Thailand Research Council and the Center for Promotion of Mathematical Research of Thailand (CEPMART).

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