Sk. Safique Ahmad

22 papers Journal 22
YearRankTypeTitle / Venue / Authors
2026 J jnl
A class of generalized shift-splitting preconditioners for double saddle point problems.
Appl. Math. Comput.
Sk. Safique Ahmad, Pinki Khatun
2025 J jnl
A robust parameterized enhanced shift-splitting preconditioner for three-by-three block saddle point problems.
J. Comput. Appl. Math.
Sk. Safique Ahmad, Pinki Khatun
2025 J jnl
Outer inverse of reduced biquaternion matrices.
Numer. Algorithms
Neha Bhadala, Sk. Safique Ahmad, Predrag S. Stanimirovic
2025 J jnl
Partial Condition Numbers for Double Saddle Point Problems.
CoRR
Sk. Safique Ahmad, Pinki Khatun
2025 J jnl
Structured Backward Errors of Sparse Generalized Saddle Point Problems with Hermitian Block Matrices.
CoRR
Sk. Safique Ahmad, Pinki Khatun
2024 J jnl
A class of Parameterized Shift-Splitting Preconditioners for Regularized Three-by-Three Block Saddle Point Problems.
CoRR
Sk. Safique Ahmad, Pinki Khatun
2024 J jnl
A robust parameterized enhanced shift-splitting preconditioner for three-by-three block saddle point problems.
CoRR
Sk. Safique Ahmad, Pinki Khatun
2024 J jnl
On solutions of reduced biquaternion equality constrained least squares problem and their relative forward error bound.
CoRR
Sk. Safique Ahmad, Neha Bhadala
2024 J jnl
Structured Backward Error Analysis with Preserving Sparsity for Three-by-Three Block Saddle Point Problems.
CoRR
Sk. Safique Ahmad, Pinki Khatun
2024 J jnl
Structured Backward Errors for Special Classes of Saddle Point Problems with Applications.
CoRR
Sk. Safique Ahmad, Pinki Khatun
2023 J jnl
Algebraic technique for mixed least squares and total least squares problem in the reduced biquaternion algebra.
CoRR
Sk. Safique Ahmad, Neha Bhadala
2023 J jnl
Backward error analysis of specified eigenpairs for sparse matrix polynomials.
Numer. Linear Algebra Appl.
Sk. Safique Ahmad, Prince Kanhya
2023 J jnl
Condition numbers for the Moore-Penrose inverse and the least squares problem involving rank-structured matrices.
CoRR
Sk. Safique Ahmad, Pinki Khatun
2023 J jnl
L-structure least squares solutions of reduced biquaternion matrix equations with applications.
CoRR
Sk. Safique Ahmad, Neha Bhadala
2023 J jnl
Special least squares solutions of the reduced biquaternion matrix equation with applications.
CoRR
Sk. Safique Ahmad, Neha Bhadala
2023 J jnl
Structured condition numbers for generalized saddle point systems.
CoRR
Sk. Safique Ahmad, Pinki Khatun
2021 J jnl
Backward error analysis and inverse eigenvalue problems for Hankel and Symmetric-Toeplitz structures.
Appl. Math. Comput.
Sk. Safique Ahmad, Prince Kanhya
2019 J jnl
Sensitivity Analysis of Nonlinear Eigenproblems.
SIAM J. Matrix Anal. Appl.
Rafikul Alam, Sk. Safique Ahmad
2015 J jnl
Localization theorems for eigenvalues of quaternionic matrices.
CoRR
Sk. Safique Ahmad, Istkhar Ali
2010 J jnl
On Pseudospectra, Critical Points, and Multiple Eigenvalues of Matrix Pencils.
SIAM J. Matrix Anal. Appl.
Sk. Safique Ahmad, Rafikul Alam, Ralph Byers
2009 J jnl
The fully implicit stochastic-α method for stiff stochastic differential equations.
J. Comput. Phys.
Sk. Safique Ahmad, Nigam Chandra Parida, Soumyendu Raha
2008 J jnl
The Stochastic Logarithmic Norm for Stability Analysis of Stochastic Differential Equations
CoRR
Sk. Safique Ahmad, Nagalinga Rajan, Soumyendu Raha