Skip Navigation Links
Applied Mathematics
Dr N Ravi Sankar,
M.Sc.,M.Tech.,Ph.D.
Designation: Associate Professor
Specialization: Operations research, Group theory, Bioinformatics, fuzzy set theory
Phone No:
EmailID: drravi68@gmail.com , ravi68@gitam.edu
>>More Details
S.NoTitleJournal NameVolumesYear
1 A New Modular Multiplication Method in Public Key Cryptosystem International Journal of Network securityVol. 15. No.1, 23-27. 2013
2 Fuzzy critical path analysis based on centroid of centroids of fuzzy numbers and new subtraction method International Journal of Mathematics in Operations ResearchVol. 5, No. 2, 205-2242013
3 Fuzzy linear programming model for critical path analysis International journal of contemporary mathematical sciencesVol.8, No.2,93-1162013
4 Fuzzy multi objective assignment linear programming probelm based on LR fuzzy numbers International Journal of computer applicationsVol.63, No.5, 38-492013
5 A New Approach to Find Project Characteristics and Multiple Possible Critical Paths in a Fuzzy Project Network Fuzzy Information and EngineeringVol.5, No.1, 69-85. DOI 10.1007/s12543-013-0133-5 (Springer Publication)2013
6 Ranking Fuzzy Numbers with an Area Method Using Circumcenter of Centroids Fuzzy Information and EngineeringVol.5, No.1, 3-18. DOI 10.1007/s12543-013-0129-1 (Springer Publication)2013
7 Effect of economic constraint on time cost trade-off problem in project scheduling International Journal of Mathematical Archive Vol.3, No.9, 1-72012
8 A Novel Modular Multiplication Algorithm and its Application to RSA Decryption International Journal of Computer Science Issues Vol. 9, Issue 6, No 3, 303-3092012
9 Fuzzy Critical Path Method Based on Lexicographic Ordering Pakistan Journal of Statistics and Operation Researchvol 8. No. 1 , 139-1542012
10 Ranking generalized fuzzy numbers using centroid of centroids International Journal of Fuzzy Logic Systems Vol.2, No.3, 17-32. 2012
11 Ordering generalized trapezoidal fuzzy numbers International journal of contemporary mathematical sciences Vol.7, no.12, 555-573 2012
12 A new approach for solving fuzzy critical path problem using L-L fuzzy numbers Applied Mathematical sciencesvol.6, No.27, 1303-13242012
13 On the latest times and float times of activities in a fuzzy project network with LR fuzzy numbers International Journal of Fuzzy System Applicationsvol. 2 , No. 3 , 91-101 2012
14 Critical path analysis in the network with fuzzy interval numbers as activity times International Journal of Engineering Science and Technology vol. 4., No.3, 823-832.2012
15 Fuzzy risk analysis based on a new approach of ranking fuzzy numbers using orthocenter of centroids International Journal of Computer Applications vol.42, No.3, 24-362012
16 Cryptanalysis of a Deniable Authentication Protocol based on Bilinear Pairing using Single Sender and Group Sender International Journal of Computer Applicationsvol.41,No.3.,10-132012
17 Ranking Generalized fuzzy numbers using area, mode, spreads and weights International journal of Applied Science and EngineeringVol.10,No.1,41-572012
18 Ordering Generalized Trapezoidal Fuzzy Numbers Using Orthocentre of Centroids International Journal of AlgebraVol. 6, no. 22,1069 – 10852012
19 New Modular Arithmetic method for asymmetric key cryptosystemproceedings of Joint International conference on Swarm Evolutionary & Memetic computing and Fuzzy&Neural Computing conference-2011page no. 36-40 2011
20 A new fuzzy ranking method to evaluate fuzzy riskProceedings of the 2011 International conference on advances in supply chain and manufacturing management14 pages2011
21 Critical Path Method in a Project Network using Ant Colony OptimizationInternational Journal of Computational Intelligence ResearchVol. 7 , 7-16.2011
22 Measuring Risk element criticality in a fuzzy project network using trapezoidal fuzzy number methodApplied Mathematical sciencesVol. 5, 529-5392011
23 Right skewed distribution of activity times in PERT International journal of engineering science and technologyvol 3, No.4., 2011,2932-29382011
24 A new approach to evaluate characteristics involved in a fuzzy critical path method Advances in Fuzzy Mathematicsvol. 6., No.2, 2011, 217-226. 2011
25 Ranking Fuzzy Numbers with a Distance Method using Circumcenter of Centroids and an Index of Modality Advances in fuzzy systemsVolume 2011 (2011), Article ID 178308, 7 pages2011
26 Analysis of time estimates on right skewed distribution of activity times in PERTJournal of Statistics and MathematicsVolume 2 ,15-22.2011
27 Time, Cost and Quality trade-off analysis in construction of projectsContemporary Engineering Sciences Vol.4, 289-2992011
28 Fuzzy critical path method in interval valued activity networksInternational Journal of pure and applied sciences and technologyVol.3 , No.2, 72-792011
29 On discriminating fuzzy numbersTurkish Journal of fuzzy systemsVol.2, No.2, 122-1382011
30 Solving a Fuzzy Nonlinear Optimization problem by genetic algorithm International Journal of contemporary Mathematical sciencesvol.5, no.16, 791-8032010
31 Estimating the mean and variance of activity duration in PERT International Mathematical forum vol.5, no.18,861-868.2010
32 An analytical method for finding critical path in a fuzzy project network International Journal of contemporary Mathematical sciencesvol.5, no.20, 953-9622010
33 Fuzzy critical path method based on metric distance ranking of fuzzy numbers International Journal of Mathematical analysisvol.4, no.20, 995-10062010
34 The kronecker product of symmetric group representations using schur functions International Journal of Algebravol.4, no.12, 579-5842010
35 Dynamic reducts in object oriented information system using rough set theory International Journal of Engineering science and Technologyvol.2, no.3, 122-1362010
36 Rough set model using lattice theory International Journal of machine intelligencevol.2, 89-922010
37 A New approach to find total float time and critical path in a fuzzy project network International Journal of Engineering science and technologyvol.2, no.4, 600-609.2010
38 Using modified Dijkstra’s algorithm for critical path method in a project network International Journal of Computational and Applied Mathematicsvol.5, no.2, 217-225.2010
39 Reducts in Object Oriented Information System International Journal of Contemporary Mathematical Sciencesvol.5, no. 36, 1771-17872010
40 Genetic algorithm for object oriented reducts using rough set theory International Journal of Algebravol.4, no.17, 827-8422010
41 Critical Path Analysis in the Fuzzy Project Network Advances in Fuzzy Mathematics vol. 5, 285-294.2010
42 Discrete Time, Cost and Quality Trade-Off Problem with renewable and Non renewable resourcesInternational Journal of Computational Science and Mathematics Vol. 2, 285-290. 2010
43 New Path Float in PERT for Right skewed distribution of activity times proceedings of the fifty-fifth congress of the Indian society of theoretical and applied mechanics (ISTAM- An International meet) pp.223-2282010
44 An Approximation for the activity duration distribution, supporting original PERT Applied Mathematical SciencesVol.3, 2823-2834.2009
45 Microsatellites role in HNF4A gene causing type 2 diabetes and MODY Advanced studies in Biologyvol.5, 231-2422009
46 A graphical approach to find the critical path in a project network Contemporary Engineering Sciencesvol.2, no.12 , 553-558.2009
47 Study of Microsatellites role in BRCA2 Gene causing pancreatic cancer and breast cancer Journal of Proteomics and BioinformaticsVol.2, 33-352008
48 Allowed multiplets and coordinate wave functions of the ammonia Acta Ciencia IndicaVol. XXXIII M , No.3, 831-837.2007
49 A graphical scheme for representing many electron spin-free configurations International journal of Quantum chemistryvol. 86, 417-4212002
50 S- Function identities and their inner products Journal of Indian Academy of MathematicsVol. 20, No.1 13-17.1998
51