A circulant preconditioner for fractional diffusion equations SL Lei, HW Sun Journal of Computational Physics 242, 715-725, 2013 | 181 | 2013 |

High order finite difference method for time-space fractional differential equations with Caputo and Riemann-Liouville derivatives S Vong, P Lyu, X Chen, SL Lei Numerical Algorithms 72 (1), 195-210, 2016 | 55 | 2016 |

Circulant and skew-circulant splitting iteration for fractional advection–diffusion equations W Qu, SL Lei, SW Vong International Journal of Computer Mathematics 91 (10), 2232-2242, 2014 | 31 | 2014 |

Multilevel circulant preconditioner for high-dimensional fractional diffusion equations SL Lei, X Chen, X Zhang East Asian J. Appl. Math 6 (2), 109-130, 2016 | 28 | 2016 |

Fast algorithms for high-order numerical methods for space-fractional diffusion equations SL Lei, YC Huang International Journal of Computer Mathematics 94 (5), 1062-1078, 2017 | 27 | 2017 |

Circulant preconditioning technique for barrier options pricing under fractional diffusion models W Wang, X Chen, D Ding, SL Lei International Journal of Computer Mathematics 92 (12), 2596-2614, 2015 | 22 | 2015 |

Finite difference schemes for two-dimensional time-space fractional differential equations Z Wang, S Vong, SL Lei International Journal of Computer Mathematics 93 (3), 578-595, 2016 | 19 | 2016 |

Modeling and simulations for molecular scale hydrodynamics of the moving contact line in immiscible two-phase flows T Qian, C Wu, SL Lei, XP Wang, P Sheng Journal of Physics: Condensed Matter 21 (46), 464119, 2009 | 17 | 2009 |

Strang-type preconditioners for solving linear systems from delay differential equations FR Lin, XQ Jin, SL Lei BIT Numerical Mathematics 43 (1), 139-152, 2003 | 17 | 2003 |

A fast numerical method for block lower triangular Toeplitz with dense Toeplitz blocks system with applications to time-space fractional diffusion equations YC Huang, SL Lei Numerical Algorithms 76 (3), 605-616, 2017 | 13 | 2017 |

Circulant preconditioners for solving differential equations with multidelays XQ Jin, SL Lei, YM Wei Computers & Mathematics with Applications 47 (8-9), 1429-1436, 2004 | 12 | 2004 |

Fast ADI method for high dimensional fractional diffusion equations in conservative form with preconditioned strategy LK Chou, SL Lei Computers & Mathematics with Applications 73 (3), 385-403, 2017 | 11 | 2017 |

A fast preconditioned policy iteration method for solving the tempered fractional HJB equation governing American options valuation X Chen, W Wang, D Ding, SL Lei Computers & Mathematics with Applications 73 (9), 1932-1944, 2017 | 9 | 2017 |

Strang-type preconditioners for differential-algebraic equations SL Lei, XQ Jin International Conference on Numerical Analysis and Its Applications, 505-512, 2000 | 9 | 2000 |

Stick-slip motion of moving contact line on chemically patterned surfaces C Wu, S Lei, T Qian, X Wang Communications in Computational Physics 7 (3), 403, 2010 | 8 | 2010 |

Circulant preconditioners for solving singular perturbation delay differential equations XQ Jin, SL Lei, YM Wei Numerical linear algebra with applications 12 (2‐3), 327-336, 2005 | 8 | 2005 |

A fast preconditioned penalty method for American options pricing under regime-switching tempered fractional diffusion models SL Lei, W Wang, X Chen, D Ding Journal of Scientific Computing 75 (3), 1633-1655, 2018 | 7 | 2018 |

Dripping and jetting in coflowing liquid streams SL Lei, X Wang Advances in Adaptive Data Analysis 3 (01n02), 269-290, 2011 | 6 | 2011 |

Fast solvers for finite difference scheme of two-dimensional time-space fractional differential equations YC Huang, SL Lei Numerical Algorithms 84 (1), 37-62, 2020 | 5 | 2020 |

A note on the stability of a second order finite difference scheme for space fractional diffusion equations W Qu, SL Lei, SW Vong Numerical Algebra, Control & Optimization 4 (4), 317, 2014 | 5 | 2014 |