Bulletin of Parana´s Mathematical Society, named Boletim da Sociedade Paranaense de Matematica (BSPM), ISSN 0037-8712 (print) and ISSN 2175-1188 (on-line). The BSPM publishes original high level papers in all branches of Mathematics.
Indexed in: Zentralblatt, MathSciNet (AMS), DOAJ, CISTI, Latindex, SCOPUS.
Indexed in: Zentralblatt, MathSciNet (AMS), DOAJ, CISTI, Latindex, SCOPUS.

Vol 31, No 2 (2013): ARTICLES IN PRESS
Table of Contents
Articles
| INEXTENSIBLE FLOWS OF SPACELIKE CURVES WITH TIMELIKE PRINCIPAL NORMAL ACCORDING TO DARBOUX FRAME IN M₁³ | |
| selcuk Bas, Talat Körpınar | 9-17 |
| WEAK FORMS OF G- alph-OPEN SETS AND DECOMPOSITIONS OF CONTINUITY VIA GRILLS | |
| Ahmad Al-Omari, Takashi Noiri | 19-28 |
| CONSTRUCTION OF INEXTENSIBLE FLOWS OF DUAL NORMAL SURFACES IN THE DUAL SPACE D³ | |
| Vedat Asil, Talat Körpınar | 31-37 |
| BIHARMONIC B-SLANT HELICES ACCORDING TO BISHOP FRAME IN THE SL₂(R) | |
| Talat Körpınar, Essin Turhan | 39-45 |
| CHARACTERIZATION OF INEXTENSIBLE FLOWS OF SPACELIKE CURVES WITH SABBAN FRAME IN S₁² | |
| Essin Turhan, Mahmut Ergüt, Talat Körpınar | 47-53 |
| ON SOME NEW MODULAR SEQUENCE SPACES | |
| Cigdem Asma Bektas, Gülcan Atıci | 55-65 |
| A New Sort of Separation Axioms | |
| Nirmala Rebecca Paul, M.lellis Thivgar | 67-76 |
| CHARACTERIZING OF DUAL FOCAL CURVES IN D₁³ | |
| Selcuk Bas, Talat Körpınar, Essin Turhan | 77-82 |
| Review article on $\chi^{2}$ sequence spaces defined by modulus and fuzzy numbers | |
| Subramanian Nagarajan | 83-99 |
| OPERATORS ON GRILL M-SPACE | |
| Shyamapada Modak | 101-107 |
| A BERTRAND POSTULATE FOR A SUBCLASS OF PRIMES | |
| Sudhamsh Reddy, Srinivas Rau, Bidarahalli Uma | 109-111 |
| σ- IDEALS & GENERALIZED DERIVATIONS IN σ-PRIME RINGS | |
| DEEPA ARORA, M. Rais Khan, M. Ali Khan | 113-119 |
| ONE PARAMETER FAMILY OF b-m₁ DEVELOPABLE SURFACES OF BIHARMONIC NEW TYPE b-SLANT HELICES ACCORDING TO BISHOP FRAME IN THE SOL SPACE Sol³ | |
| Essin Turhan, Talat Körpınar, Mahmut Ergüt | 121-128 |
| $M^2$-Type Sharp Estimates and Weighted Boundedness for Commutators Related to Singular Integral Operators Satisfying a Variant of H\"ormander's Condition | |
| Liu Lanzheliu | 129-137 |
| Influence of weakly H-subgroups of minimal subgroups on the structure of finite groups | |
| Mohammed Mosa Al-Shomrani | 139-147 |
ISSN 0037-8712 (print) and ISSN 2175-1188 (on-line)