**American Journal of Mathematics and Statistics**

American Journal of Mathematics and Statistics is to publish well-written original research articles and studies describing the latest research and developments in the field of mathematics and statistics. This is a broad-based journal covering all branches of mathematics, statistics and interdisciplinary research.

**p-ISSN:**2162-948X**e-ISSN:**2162-8475**Website:**http://journal.sapub.org/ajms

## Ratna Sarma

**Editorial Board Member of**

*American Journal of Mathematics and Statistics*Associate Professor, Rajdhani College, University Of Delhi, India

**Research Areas**

Topology, Fuzzy Topology

### Education

1995 | Ph.D | Zakir Husain College, Delhi University |

1989 | M.A. | Zakir Husain College, Delhi University |

1987 | B.A. | Zakir Husain College, Delhi University |

### Experience

2011-present | Delhi Univ.South Campus, Guest lecturer |

2003-2004 | Eritrea institute of Technology, Africa, Associate Professor |

2006-2007 | Non-collegiateWomen's board(Delhi Univ.), Guest lecturer |

1995-present | Rajdhani College, Lecturer, Sr. Lecturer, Reader, Associate Professor |

### Membership

Life member of Indian Society for Information Theory and Application |

Life member of Forum for Interdisciplinary Mathematics |

Life member of The Society of mathematical Sciences, Delhi |

### Publications: Journals

[1] | R. D. Sarma, On extremally disconnected generalized topologies, Acta Math. Hungarica, To appear (Available online since Aug. 2011). |

[2] | R. D. Sarma, Relational Topologies, Int. J. of Math. Sc, 9(3-4)(2010) 333-342. |

[3] | R. D. Sarma, Frontiers of topology (Review Article), J of Inf. And Math. Sc.2 (2-3)(2010)109-119. |

[4] | R. D. Sarma, A. Sharfuddin , Anubha Bhargava, Separation axioms for generalized fuzzy topologies, J. of Combinatorics, Inf.and Sys. Sc.35 (3-4)(2010)329-340. |

[5] | R. D. Sarma, A. Sharfuddin , Anubha Bhargava, Generalized open fuzzy sets in generalized fuzzy topology, Int. J. of Math. Sc, 9(3-4)(2010) 343-355. |

[6] | R. D. Sarma, On convergence in generalized topology, Int. J. of Pure and Appl. Maths, 60(2)(2010)205-210. |

[7] | R. D. Sarma, A note on extremal disconnectedness in bitopological spaces, Acta Math. Hungarica120 (1-2)(2008)141-146. |

[8] | R. D. Sarma.Characterizations of various non-continuous functions using nets, Int. J. of Math. Sc.6 (2)(2007)239-244. |

[9] | R. D. Sarma, The theory of localization for intuitionistic fuzzy topological spaces, The J. of Fuzzy Math.15 (3)(2007)711-724. |

[10] | R. D. Sarma, On connectedness in intuitionistic fuzzy topological spaces, The J. of Fuzzy Math.15 (3)(2007)725-732. |

[11] | R. D. Sarma and Ravi Srivastava, Generated fuzzy biideals in semi-groups, Schooshow J. of Math.33(2)(2007)263-271. |

[12] | R. D. Sarma, D. Hazarika, A. Sharfuddin, Some aspects of Ci-connectedness in L-topological spaces, The J. of Fuzzy Math.13(4)(2005)827-843, MR # 2191338. |

[13] | R. D. Sarma and D. Hazarika, Connectedness and local Connectedness in intuitionistic fuzzy topological spaces, Math. Analysis and Application, Edited by S. Nanda, G. P. Rajasekhar, Narosa Publications, 2004. |

[14] | R. D. Sarma, D. Hazarika and A. Sharfuddin, Extremal disconnectedness in L-topological spaces, The J. of Fuzzy Math.11(3)(2003)737-749. |

[15] | R. D. Sarma, N. Ajmal and C. Kaur, Fuzzy nets and their applications, The J. of Fuzzy Math.11(1)(2003)53-65, MR # 1963836. |

[16] | R. D. Sarma and D. Hazarika, A Uryshon's type result for Extremally disconnected spaces, Bulletin of Gauhati Univ. Math Assoc.7 (2007)21-26. |

[17] | R. D. Sarma, A. Sharfuddin and C. Kaur, Application of fuzzy nets and fuzzy filters, The Math. Student 69(1-4)(2001) , MR # 2012749. |

[18] | R. D. Sarma, A. Sharfuddin and C. Kaur, Convergence and fuzzy almost compactness, Proc. of National Conf. on Cryptology, DRDO, Delhi, 1998 . |

[19] | R. D. Sarma and P. K. Jha, Fuzzy net-theoretic approach and Lowen's category, The J. of Fuzzy Math.5(1997)159-163, MR # 97m:18009. |

[20] | R. D. Sarma and N. Ajmal, A new approach to fuzzy topological spaces and fuzzy perfect mappings, Fuzzy Sets and Systems81(1996)257-263, MR # 97C: |

[21] | R. D. Sarma and N. Ajmal, Fuzzy subcontinuity, inverse fuzzy subcontinuity and a new category of fuzzy topological spaces, Fuzzy Sets and Systems73(1995)13-24, MR # 96e:54002. |

[22] | R. D. Sarma and N. Ajmal, A new approach to fuzzy topological spaces and various fuzzy topological notions defined by nets, Fuzzy Sets and Systems73 (1995)389-394, MR # 96d: 54008. |

[23] | R. D. Sarma, Extremal disconnectedness in fuzzy topological spaces, Mat. Vesnik46 (1994(17-23), MR # 95j:54009. |

[24] | R. D. Sarma and N. Ajmal, Category N and functions with closed fuzzy graph, Fuzzy Sets and Systems83(1994)219-226, MR # 95a:54015. |

[25] | R. D. Sarma and N. Ajmal, A category of fuzzy topological spaces and various notions of compactness, The J. of Fuzzy Math.1(1993)849-864, MR # 93g:54008. |

[26] | R. D. Sarma and N. Ajmal, Fuzzy nets and their applications, Fuzzy Sets and Systems51 (1992)41-51, MR # 93g: 54008. |

[27] | R. D. Sarma and N. Ajmal, Various fuzzy topological notions and fuzzy almost continuity, Fuzzy Sets and Systems50(1992)209-223, MR # 93g:54008. |

### Publications: Books/Book Chapters

[1] | R. D. Sarma and Umesh Kumar, Basic Applied Mathematics for Physical Sciences, Pearson Education, 2007 (2nd revised edition, 2011). |