Sanjay Kumar Khattri

Publications

• Influence of Wooden Compartment’s Fuel Moisture Content on Time to Flashover: An Experimental and Numerical Study

  Sanjay Kumar Khattri, Torgrim Log, Arjen Kraaijeveld (2024)
  Fire 2024 ;Volum 7.

• Validering av FDS for å vurdere tid til overtenning med hensyn på treverkets fuktinnhold

  Jonas Pedersen, Kim Erik Valentin Svensson, Didrik Skrindo Kolstad, Sanjay Kumar Khattri (2023)

• Scenario Based Fire Risk Assessment; The effects of longitudinal ventilation in case of fire in an existing road tunnel

  Sigurd Bjørvig Henriksen, Sanjay Kumar Khattri (2021)
  Høgskulen på Vestlandet

• Analysis of wood fuel moisture content on enclosure fire through small scale experiments

  Magne Laumark-Møller Vabø, Sanjay Kumar Khattri, Torgrim Log, Arjen Kraaijeveld (2021)
  Høgskulen på Vestlandet

• A novel representation of the critical ventilation velocity for mitigating tunnel fires

  Sanjay Kumar Khattri, Torgrim Log, Arjen Kraaijeveld (2021)
  Tunnelling and Underground Space Technology 2021 ;Volum 112.

• Numerical study of the airflow criterion of pressurization systems using Fire Dynamics Simulator

  Marco Ribaric, Sanjay Kumar Khattri (2020)
  Høgskulen på Vestlandet

• Local convergence of an at least sixth-order method in Banach spaces

  I. K. Argyros, Sanjay Kumar Khattri, S George (2019)
  Journal of Fixed Point Theory and Applications 2019 ;Volum 21.

• Tunnel Fire Dynamics as a Function of Longitudinal Ventilation Air Oxygen Content

  Sanjay Kumar Khattri, Torgrim Log, Arjen Kraaijeveld (2019)
  Sustainability 2019 ;Volum 11.

• An improved semilocal convergence analysis for the Halley's method

  Ioannis K. Argyros, Sanjay Kumar Khattri, Santhosh George (2018)
  Advances in Nonlinear Variational Inequalities 2018 ;Volum 21. s. 1-17

• Differential quadrature-based simulation of a class of fuzzy damped fractional dynamical systems

  Stefania Tomasiello, Sanjay Kumar Khattri, Jan Awrejcewicz (2017)
  International Journal of Numerical Analysis & Modeling 2017 ;Volum 14. s. 63-75

• Unmanaged heathland - A fire risk in subzero temperatures?

  Torgrim Log, Gunnar Thuestad, Liv Guri Velle, Sanjay Kumar Khattri, Gisle Kleppe (2017)
  Fire safety journal 2017 ;Volum 90. s. 62-71

• From small-scale tunnel fire simulations to predicting fire dynamics in realistic tunnels

  Sanjay Kumar Khattri (2017)
  Tunnelling and Underground Space Technology 2017 ;Volum 61. s. 198-204

• AN IMPROVED SEMILOCAL CONVERGENCE ANALYSIS FOR THE MIDPOINT METHOD

  Ioannis K. Argyros, Sanjay Kumar Khattri (2016)
  Journal of Numerical Analysis and Approximation Theory 2016

• On the local convergence of a secant like method in a banach space under weak conditions

  Ioannis Konstantinos Argyros, Sanjay Kumar Khattri, Santhosh George (2016)
  Panamerican Mathematical Journal 2016 ;Volum 26. s. 89-99

• Local convergence of a one parameter fourth-order jarratt-type method in banach spaces

  Ioannis Konstantinos Argyros, Damien González, Sanjay Kumar Khattri (2016)
  Commentationes Mathematicae Universitatis Carolinae 2016 ;Volum 57. s. 289-300

• Improved error analysis of Newton's method for a certain class of operators

  I. K. Argyros, Sanjay Kumar Khattri (2015)
  Studia Universitatis Babeș-Bolyai Mathematica 2015 ;Volum 60. s. 109-122

• Local convergence of a class of multi-point Super–Halley methods in Banach spaces under weak conditions

  Sanjay Kumar Khattri (2015)
  Nonlinear Studies 2015 ;Volum 22.

• New convergence conditions for the Secant method

  I. K. Argyros, Yeol Je Cho, Sanjay Kumar Khattri (2015)
  Journal of Nonlinear and Convex Analysis 2015 ;Volum 16. s. 891-906

• Local convergence of a class of multi-point super-halley methods in banach spaces under weak conditions

  Ioannis K. Argyros, Sanjay Kumar Khattri (2015)
  Nonlinear Studies 2015 ;Volum 22. s. 177-187

• Weak convergence conditions for the Newton's method in Banach space using general majorizing sequences

  I. K. Argyros, Sanjay Kumar Khattri (2015)
  Applied Mathematics and Computation 2015 ;Volum 263. s. 59-72

• CONVERGENCE ANALYSIS FOR THE TWO-STEP NEWTON METHOD OF ORDER FOUR

  Ioannis K. Argyros, Sanjay Kumar Khattri (2014)
  Revue d'Analyse Numerique et de Theorie de l'Approximation 2014 ;Volum 43. s. 33-44

• Local convergence for a family of third order methods in Banach spaces

  I. K. Argyros, Sanjay Kumar Khattri (2014)
  Punjab University Journal of Mathematics 2014 ;Volum 46. s. 53-62

• SOME DEVELOPMENT FOR NEWTON’S METHOD UNDER MILD DIFFERENTIABILITY CONDITIONS

  I. K. Argyros, Sanjay Kumar Khattri (2014)
  Journal of Nonlinear Analysis and Optimization. Theory and Applications 2014 ;Volum 5. s. 81-91

• Fixed points for operators with generalized Hölder derivative

  I. K. Argyros, Sanjay Kumar Khattri (2014)
  Asian-European Journal of Mathematics 2014 ;Volum 7.

• On an Ulm´s-like method under weak convergence conditions in banach space

  I. K. Argyros, Sanjay Kumar Khattri (2014)
  Advances in Nonlinear Variational Inequalities 2014 ;Volum 17. s. 1-12

• On a damped Newtons`s method for nonlinear systems

  Ioannis K. Argyros, Sanjay Kumar Khattri (2014)
  Transactions on Mathematical Programming & Applications 2014 ;Volum 2. s. 24-29

• Expanding the applicability of Newton's method using Smale's α-theory

  Ioannis K. Argyros, Saïd Hilout, Sanjay Kumar Khattri (2014)
  Journal of Computational and Applied Mathematics 2014 ;Volum 261. s. 183-200

• On the convergence of Broyden's method in Hilbert spaces

  I. K. Argyros, YJ Cho, Sanjay Kumar Khattri (2014)
  Applied Mathematics and Computation 2014 ;Volum 242. s. 945-951

• How to increase convergence order of the Newton method to 2 × m?

  Sanjay Kumar Khattri (2014)
  Applications of Mathematics 2014 ;Volum 59. s. 15-24

• A convergence analysis of an $R-$order four method with reduced computational cost in banach spaces

  Ioannis K. Argyros, Sanjay Kumar Khattri (2014)
  Communications on Applied Nonlinear Analysis 2014 ;Volum 21. s. 1-12

• Weaker Kantorovich type criteria for inexact Newton methods

  Ioannis K. Argyros, Sanjay Kumar Khattri (2014)
  Journal of Computational and Applied Mathematics 2014 ;Volum 261. s. 103-117

• Algorithm for forming derivative-free optimal methods

  Sanjay Kumar Khattri, Trond Steihaug (2014)
  Numerical Algorithms 2014 ;Volum 65. s. 809-824

• On an iterative algorithm of Ulm-type for solving equations

  I. K. Argyros, Sanjay Kumar Khattri (2013)
  Revue d'Analyse Numerique et de Theorie de l'Approximation 2013 ;Volum 42.

• Dynamic behaviour of a unified two-point fourth order family of iterative methods

  D. K. R. Babajee, Sanjay Kumar Khattri (2013)
  Annual Review of Chaos Theory, Bifurcations and Dynamical Systems 2013 ;Volum 4. s. 16-29

• On the Semilocal Convergence of Stirling`s Methode Based on Non-contractive Hypotheses

  I. K. Argyros, Sanjay Kumar Khattri (2013)
  Transactions on Mathematical Programming & Applications 2013 ;Volum 1. s. 57-69

• Inexact Newton method under weak and center-weak Lipschitz conditions

  Ioannis K. Argyros, Sanjay Kumar Khattri (2013)
  Applicationes Mathematicae 2013 ;Volum 40. s. 237-358

• An improved convergence analysis of Newton's method for twice Frechet differentiable operators

  Ioannis K. Argyros, Sanjay Kumar Khattri (2013)
  Applicationes Mathematicae 2013 ;Volum 40. s. 459-481

• Expanding the applicability of Inexact Newton Methods under Smale's (alpha, gamma)-theory

  Ioannis K. Argyros, Sanjay Kumar Khattri, Saïd Hilout (2013)
  Applied Mathematics and Computation 2013 ;Volum 224. s. 224-237

• Fourth-order family of iterative methods with four parameters

  Sanjay Kumar Khattri, D. K. R. Babajee (2013)
  International Journal of Mathematics and Computation 2013 ;Volum 19.

• Unification of sixth-order iterative methods

  Sanjay Kumar Khattri, Ioannis K. Argyros (2013)
  Mathematical Sciences 2013 ;Volum 7.

• A unifying semi-local analysis for iterative algorithms of high convergence order

  Ioannis K. Argyros, Sanjay Kumar Khattri (2013)
  Journal of Nonlinear Analysis and Optimization. Theory and Applications 2013 ;Volum 4. s. 85-103

• A new convergence analysis for the two-step Newton method of order three

  I. K. Argyros, Sanjay Kumar Khattri (2013)
  Proyecciones 2013 ;Volum 31. s. 73-90

• On a new semilocal convergence analysis for the Jarratt method

  Ioannis K. Argyros, Yeol Je Cho, Sanjay Kumar Khattri (2013)
  Journal of Inequalities and Applications 2013

• Another note on some quadrature based three-step interative methods for non-linear equations

  Sanjay Kumar Khattri (2013)
  Numerical Algebra, Control and Optimization 2013 ;Volum 3. s. 549-555

• Letter to the Editor regarding the letter by Soleymani

  Sanjay Kumar Khattri (2013)
  Computing 2013 ;Volum 95. s. 163-164

• On the secant method

  I. K. Argyros, Sanjay Kumar Khattri (2013)
  Journal of Complexity 2013 ;Volum 29. s. 454-471

• Erratum to: Derivative free algorithm for solving nonlinear equations

  Sanjay Kumar Khattri, Torgrim Log (2013)
  Computing 2013 ;Volum 95. s. 157-158

• An improved semilocal convergence analysis for the Chebyshev method

  Sanjay Kumar Khattri, Ioannis K. Argyros (2013)
  Journal of Applied Mathematics and Computing 2013 ;Volum 42. s. 509-528

• Two new classes of optimal Jarratt-type fourth-order methods

  Sanjay Kumar Khattri, F* Soleymani, S* Vanani (2012)
  Applied Mathematics Letters 2012 ;Volum 25. s. 847-853

• Euler's number and some means

  Sanjay Kumar Khattri, Alfred Witkowski (2012)
  Tamsui Oxford journal of Information and mathematical science 2012 ;Volum 28. s. 369-277

• Reliability Based Optimization of Technical Specification of Frontline Systems of Nuclear Power Plants using Multi-objective Approach

  G* Srinivas, Ajit Kumar Verma, A* Srividya, Sanjay Kumar Khattri (2012)
  International Journal of Reliability, Quality and Safety Engineering (IJRQSE) 2012 ;Volum 19.

• COMPUTATIONAL PITFALLS OF HIGH-ORDER METHODS FOR NONLINEAR EQUATIONS

  Sanjay Kumar Khattri, Syamal K. Sen, Ravi P. Agarwal (2012)
  Journal of Applied Mathematics and Informatics 2012 ;Volum 30. s. 395-411

• Quadrature based optimal iterative methods with applications in high-precision computing

  Sanjay Kumar Khattri (2012)
  Numerical Mathematics: Theory, Methods and Applications 2012 ;Volum 5. s. 592-601

• Sixteenth order iterative methods without restraint on derivatives

  Sanjay Kumar Khattri, Ioannis K. Argyros (2012)
  Applied Mathematical Sciences 2012 ;Volum 6. s. 6477-6486

• Incarcerating the Euler-Mascheroni constant

  Sanjay Kumar Khattri (2012)
  Osjecki Matematicki List 2012 ;Volum 12. s. 45-54

• OPTIMIZATION OF MAINTENANCE SCHEDULING OF SHIP BORNE MACHINERY FOR IMPROVED RELIABILITY AND REDUCED COST

  Sanjay Kumar Khattri, A* Srividya, Anil Rana, Ajit Kumar Verma (2012)
  International Journal of Reliability, Quality and Safety Engineering (IJRQSE) 2012 ;Volum 19.

• Optimal eighth order iterative methods

  Sanjay Kumar Khattri (2011)
  Mathematics in Computer Science 2011 ;Volum 5. s. 237-243

• A level-1 PSA based systemic approach to optimal technical specifications of safety systems in nuclear power plants

  Sanjay Kumar Khattri, G* Srinivas, A.K Verma, A* Srividya (2011)
  International Journal of System Assurance Engineering and Management 2011 ;Volum 2. s. 234-240

• TEACHING THERMODYNAMICS TO ENGINEERING STUDENTS: NEW APPROACH FOR INTERPOLATION OF STEAM TABLES

  Sanjay Kumar Khattri (2011)
  INTERNATIONAL JOURNAL OF INDUSTRIAL MATHEMATICS 2011 ;Volum 3. s. 63-66

• Two optimal families of iterative methods for solving nonlinear equations

  Sanjay Kumar Khattri (2011)
  Analysis: International Mathematical Journal of Analysis and its Applications 2011 ;Volum 31. s. 305-312

• A new method for solving a system of fifth-order obstacle boundary value problems

  Sanjay Kumar Khattri, Muhammad Aslam Noor, Khalida Noor, Asif Waheed, Eisa Al-Said (2011)
  International Journal of Physical Sciences 2011 ;Volum 6. s. 1798-1802

• On Trifunction Variational Inequalities

  Sanjay Kumar Khattri, Muhammad Aslam Noor, Ahmed K Khalifa, Khalifa Al-Bani (2011)
  International Journal of Nonlinear Science 2011 ;Volum 11. s. 17-21

• Series expansion of functions with He's homotopy perturbation method

  Sanjay Kumar Khattri (2011)
  International Journal of Mathematical Education in Science and Technology 2011

• Third Order Derivative Free Halley Methods

  Sanjay Kumar Khattri, Miguel Grau-Sanchez (2011)
  Journal of Advanced Research in Applied Mathematics 2011 ;Volum 3. s. 71-81

• Unifying fourth-order family of iterative methods

  Sanjay Kumar Khattri, Muhammed Aslam Noor, E. Al-Said (2011)
  Applied Mathematics Letters 2011 ;Volum 24. s. 1295-1300

• Constructing third-order derivative-free iterative methods

  Sanjay Kumar Khattri, Torgrim Log (2011)
  International Journal of Computer Mathematics 2011 ;Volum 88. s. 1509-1518

• Sixth order derivative free family of iterative methods

  Sanjay Kumar Khattri, Ioannis K. Argyros (2011)
  Applied Mathematics and Computation 2011 ;Volum 217. s. 5500-5507

• Simulation of long-term fate of CO2 in the sand of Utsira

  Sanjay Kumar Khattri, Gunnar E Fladmark, Helge Hellevang, Bjørn Kvamme (2011)
  Journal of Porous Media 2011 ;Volum 14. s. 149-166

• HOW TO DEVELOP FOURTH AND SEVENTH ORDER ITERATIVE METHODS?

  Sanjay Kumar Khattri, Ioannis K. Argyros (2010)
  Novi Sad Journal of Mathematics 2010 ;Volum 40. s. 61-67

• Deriative-free iterative optimal methods

  Sanjay Kumar Khattri, Richard P Agarwal (2010)
  Computational Methods in Applied Mathematics 2010 ;Volum 10. s. 368-375

• Numerical convergence on adaptive grids for control volume methods

  Sanjay Kumar Khattri, Ivar Aavatsmark (2008)
  Numerical Methods for Partial Differential Equations 2008 ;Volum 24. s. 465-475

• Newton-Krylov algorithm with adaptive error correction for the Poisson-Boltzmann Equation

  Sanjay Kumar Khattri (2006)
  Match 2006 ;Volum 56. s. 197-208

• Which meshes are better conditioned: Adaptive, uniform, locally refined or locally adjusted?

  Sanjay Kumar Khattri, Gunnar E Fladmark (2006)
  Lecture Notes in Computer Science (LNCS) 2006 ;Volum 3992. s. 102-105

• Computationally efficient technique for nonlinear Poisson-Boltzmann equation

  Sanjay Kumar Khattri (2006)
  Lecture Notes in Computer Science (LNCS) 2006 ;Volum 3991. s. 860-863

• A new smoothing algorithm for quadrilateral and hexahedral meshes

  Sanjay Kumar Khattri (2006)
  Lecture Notes in Computer Science (LNCS) 2006 ;Volum 3992. s. 239-246

• Control Volume Finite Difference On Adaptive Meshes

  Sanjay Kumar Khattri, Gunnar Fladmark, Helge Ketil Dahle (2006)
  Lecture Notes in Computational Science and Engineering 2006

• Numerical Tools for Multicomponent, Multiphase, Reactive Processes: Flow of CO2 in Porous Media

  Sanjay Kumar Khattri (2006)
  Universitetet i Bergen

• Numerical modelling of reactive transport at the Utsira

  Sanjay Kumar Khattri, Helge Hellevang, Gunnar E Fladmark, Bjørn Kvamme (2006)

• Numerics of CO2 sequestration

  Sanjay Kumar Khattri, Gunnar E Fladmark, Helge Ketil Dahle (2004)