# Items where Author is "Abu Hassan, Malik"

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**56**.## Article

Sim, Hong Seng and Leong, Wah June and Abu Hassan, Malik and Ismail, Fudziah
(2014)

*Preconditioned subspace quasi-newton method for large scale optimization.*Pertanika Journal of Science & Technology, 22 (1). pp. 175-192. ISSN 0128-7680; ESSN: 2231-8526

Sim, Hong Seng and Leong, Wah June and Abu Hassan, Malik and Ismail, Fudziah
(2013)

*Some diagonal preconditioners for limited memory quasi-Newton method for large Scale optimization.*Malaysian Journal of Mathematical Sciences, 7 (2). pp. 181-201. ISSN 1823-8343; ESSN: 2289-750X

Leong, Wah June and Abu Hassan, Malik
(2011)

*Scaled memoryless symmetric rank one method for large-scale optimization.*Applied Mathematics and Computation, 218 (2). pp. 413-418. ISSN 0096-3003

Leong, Wah June and Abu Hassan, Malik and Yusuf, Muhammad Waziri
(2011)

*A matrix-free quasi-Newton method for solving large-scale nonlinear systems.*Computers and Mathematics with Applications, 62 (5). pp. 2354-2363. ISSN 0898-1221

Modarres, Farzin and Abu Hassan, Malik and Leong, Wah June
(2011)

*A symmetric rank-one method based on extra updating techniques for unconstrained optimization.*Computers and Mathematics with Applications, 62 (1). pp. 392-400. ISSN 0898-1221

Leong, Wah June and Abu Hassan, Malik
(2011)

*A new gradient method via least change secant update.*International Journal of Computer Mathematics, 88 (4). pp. 816-828. ISSN 0020-7160; ESSN: 1029-0265

Biglari, Fahmeh and Abu Hassan, Malik and Leong, Wah June
(2011)

*New quasi-Newton methods via higher order tensor models.*Journal of Computational and Applied Mathematics, 235 (8). pp. 2412-2422. ISSN 0377-0427

Abedi, Fakhreddin and Abu Hassan, Malik and Suleiman, Mohamed
(2011)

*Adaptive stabilization and control stochastic time-varying systems.*Applied Mathematical Sciences, 5 (23). pp. 1117-1130. ISSN 1312-885X

Abedi, Fakhreddin and Abu Hassan, Malik and Md. Arifin, Norihan
(2011)

*Control Lyapunov function for feedback stabilization of affine in the control stochastic time-varying systems.*International Journal of Mathematical Analysis, 5 (4). pp. 175-188. ISSN 1312-8876; ESSN: 1314-7579

Abedi, Fakhreddin and Abu Hassan, Malik and Suleiman, Mohamed
(2011)

*Feedback stabilization and adaptive stabilization of stochastic nonlinear systems by the control Lyapunov function.*Stochastics, 83 (2). pp. 179-201. ISSN 1744-2508; ESSN: 1744-2516

Modarres, Farzin and Abu Hassan, Malik and Leong, Wah June
(2011)

*Improved Hessian approximations with modified secant equations for symmetric rank-one method.*Journal of Computational and Applied Mathematics, 235 (8). pp. 2423-2431. ISSN 0377-0427; ESSN: 1879-1778

Yusuf, Mohammed Waziri and Leong, Wah June and Abu Hassan, Malik
(2011)

*Jacobian-free diagonal Newton's method for solving nonlinear systems with singular Jacobian.*Malaysian Journal of Mathematical Sciences, 5 (2). pp. 241-255. ISSN 1823-8343

Abedi, Fakhreddin and Abu Hassan, Malik and Md. Arifin, Norihan
(2011)

*Lyapunov function for nonuniform in time global asymptotic stability in probability with application to feedback stabilization.*Acta Applicandae Mathematicae, 116 (1). pp. 107-117. ISSN 0167-8019; ESSN:1572-9036

Leong, Wah June and Abu Hassan, Malik
(2011)

*Positive-definite memoryless symmetric rank one method for large-scale unconstrained optimization.*Pacific Journal of Optimization, 7 (1). pp. 29-41. ISSN 1348-9151; ESSN: 1349-8169

Modarres, Farzin and Abu Hassan, Malik and Leong, Wah June
(2011)

*Structured symmetric rank-one method for unconstrained optimization.*International Journal of Computer Mathematics, 88 (12). pp. 2608-2617. ISSN 0020-7160; ESSN: 1029-0265

Yusuf, Muhammad Waziri and Leong, Wah June and Abu Hassan, Malik and Monsi, Mansor
(2011)

*A low memory solver for integral equations of Chandrasekhar type in the radiative transfer problems.*Mathematical Problems in Engineering, 2011 (467017). pp. 1-12. ISSN 1024-123X; ESSN: 1563-5147

Yusuf, Mohammed Waziri and Leong, Wah June and Abu Hassan, Malik and Monsi, Mansor
(2010)

*A new Newtons method with diagonal Jacobian approximation for systems of nonlinear equations.*Journal of Mathematics and Statistics, 6 (3). pp. 246-252. ISSN 1549-3644; ESSN: 1558-6359

Yusuf, Mohammed Waziri and Leong, Wah June and Abu Hassan, Malik and Monsi, Mansor
(2010)

*Newton method for nonlinear system with singular Jacobian using diagonal updating.*International Journal of Mathematics and Computations, 8 (S10). pp. 1-8. ISSN 0974-5718; ESSN: 0974-570X

Khiyabani, Farzin Modarres and Abu Hassan, Malik and Leong, Wah June
(2010)

*Convergence of symmetric rank-one method based on modified Quasi-Newton equation.*Journal of Mathematics Research, 2 (3). pp. 97-102. ISSN 1916-9795; ESSN: 1916-9809

Farid, Mahboubeh and Leong, Wah June and Abu Hassan, Malik
(2010)

*A new two-step gradient-type method for large-scale unconstrained optimization.*Computers and Mathematics with Applications, 59 (10). pp. 3301-3307. ISSN 0898-1221; ESSN: 1873-7668

Shabanzadeh, Parvaneh and Abu Hassan, Malik and Leong, Wah June
(2010)

*A derivative-free optimization method for solving classification problem.*Journal of Computer Science, 6 (3). pp. 369-373. ISSN 1549-3636; ESSN: 1552-6607

Chaharborj, Sarkhosh Seddighi and Abu Bakar, Mohd Rizam and Ismail, Fudziah and Ibrahim, Noor Akma and Abu Hassan, Malik and Alli, V.
(2010)

*Behavior stability in two SIR-style models for HIV.*International Journal of Mathematical Analysis, 4 (9-12). pp. 427-434. ISSN 1312-8876; ESSN: 1314-7579

Leong, Wah June and Farid, Mahboubeh and Abu Hassan, Malik
(2010)

*Improved Hessian approximation with modified quasi-Cauchy relation for a gradient-type method.*Advance Modeling and Optimization, 12 (1). pp. 37-44. ISSN 1841-4311

Yusuf, Mohammed Waziri and Leong, Wah June and Abu Hassan, Malik and Monsi, Mansor
(2010)

*Jacobian computation-free Newton's method for systems of nonlinear equations.*Journal of Numerical Mathematics and Stochastics, 2 (1). pp. 54-63. ISSN 2151-2302

Shabanzadeh, Parvaneh and Abu Hassan, Malik and Leong, Wah June and Mohagheghtabar, Maryam
(2010)

*Using Pattern Search Methods for Minimizing Clustering Problems.*World Academy of Science, Engineering and Technology, 62 (February). pp. 158-162. ISSN 1307-6892

Abedi, Fakhreddin and Abu Hassan, Malik and Leong, Wah June
(2010)

*A characterization of maximal Lyapunov function for stability of a nonlinear system.*Advances in Theoretical and Applied Mathematics, 5 (2). pp. 237-246. ISSN 0973-4554; ESSN: 0974-0236

Waziri, Mohammed Yusuf and Leong, Wah June and Abu Hassan, Malik and Monsi, Mansor
(2010)

*An efficient solver for systems of nonlinear equations with singular Jacobian via diagonal updating.*Applied Mathematical Sciences, 4 (69-72). pp. 3403-3412. ISSN 1312-885X; ESSN: 1314-7552

Leong, Wah June and Abu Hassan, Malik and Farid, Mahboubeh
(2010)

*A monotone gradient method via weak secant equation for unconstrained optimization.*Taiwanese Journal of Mathematics, 14 (2). pp. 413-423. ISSN 1027-5487; ESSN: 2224-6851

Chaharborj, Sarkhosh Seddighi and Abu Bakar, Mohd Rizam and Abu Hassan, Malik and Mohd Atan, Kamel Ariffin and Ibrahim, Noor Akma
(2010)

*A new modification of the homotopy perturbation method.*Journal of Ultra Scientist of Physical Sciences, 22 (1). pp. 309-316. ISSN 2231-346X; ESSN: 2319-8044

Abu Hassan, Malik and Leong, Wah June and Farid, Mahboubeh
(2009)

*A new gradient method via quasi-Cauchy relation which guarantees descent.*Journal of Computational and Applied Mathematics, 230 (1). pp. 300-305. ISSN 0377-0427; ESSN: 1879-1778

Chaharborj, Sarkhosh Seddighi and Abu Bakar, Mohd Rizam and Alli, V. and Abu Hassan, Malik and Nik Long, Nik Mohd Asri
(2009)

*Behavior threshold conditions in SIS STD models.*International Mathematical Forum, 4 (7). pp. 333-346. ISSN 1312-7594; ESSN: 1314-7536

Leong, Wah June and Abu Hassan, Malik
(2009)

*Convergence of a positive definite symmetric rank one method with restart.*Advance Modeling and Optimization, 11 (4). pp. 423-433. ISSN 1841-4311

Chaharborj, Sarkhosh Seddighi and Abu Bakar, Mohd Rizam and Alli, V. and Abu Hassan, Malik
(2009)

*Differential susceptible and staged progression model for HIV.*International Mathematical Forum, 4 (5-8). pp. 317-331. ISSN 1312-7594; ESSN: 1314-7536

Modarres, Farzin and Abu Hassan, Malik and Leong, Wah June
(2009)

*Memoryless modified symmetric rank-one method for large-scale unconstrained optimization.*American Journal of Applied Sciences, 6 (12). pp. 2054-2059. ISSN 1546-9239; ESSN: 1554-3641

Modarres, Farzin and Abu Hassan, Malik and Leong, Wah June
(2009)

*Multi-steps symmetric rank-one update for unconstrained optimization.*World Applied Sciences Journal, 7 (5). pp. 610-615. ISSN 1818-4952; ESSN: 1991-6426

Chaharborj, S. Seddighi and Abu Bakar, Mohd Rizam and Abu Hassan, Malik and Alli, V.
(2009)

*Reproductive number.*International Mathematical Forum, 4 (7). pp. 347-350. ISSN 1312-7594; ESSN: 1314-7536

Leong, Wah June and Abu Hassan, Malik
(2009)

*Scaled memoryless BFGS preconditioned steepest descent method for very large-scale unconstrained optimization.*Journal of Information and Optimization Sciences, 30 (2). pp. 387-396. ISSN 0252-2667; ESSN: 2169-0103

Chaharborj, S. Seddighi and Abu Bakar, Mohd Rizam and V., Alli and Abu Hassan, Malik
(2009)

*Threshold conditions in SIR STD models.*Applied Mathematical Sciences, 3 (7). pp. 333-349. ISSN 1312-885X

Chaharborj, S. Seddighi and Abu Bakar, Mohd Rizam and Alli, V. and Abu Hassan, Malik
(2009)

*Treshold conditions in SIR STD models.*Applied Mathematical Sciences, 3 (7). 333 - 349. ISSN 1312-885X

Abd Rahmin, Nor Aliza and Monsi, Mansor and Abu Hassan, Malik and Ismail, Fudziah
(2009)

*A modification of inclusion of a zero of a function using interval method.*Malaysian Journal of Mathematical Sciences, 3 (1). pp. 67-82. ISSN 1823-8343

Leong, Wah June and Abu Hassan, Malik
(2009)

*A restarting approach on symmetric rank one update for unconstrained optimization.*Computational Optimization and Applications, 42 (3). pp. 327-334. ISSN 0926-6003; ESSN: 1573-2894

Leong, Wah June and Abu Hassan, Malik
(2008)

*Predicting minimum energy structure of a peptide via a modified potential smoothing kernel.*Malaysian Journal of Mathematical Sciences, 2 (2). pp. 29-39. ISSN 1823-8343; ESSN: 2289-750X

Toaha, Syamsuddin and Abu Hassan, Malik and Ismail, Fudziah and Leong, Wah June
(2008)

*Stability analysis and maximum profit of predator - prey population model with time delay and constant effort of harvesting.*Malaysian Journal of Mathematical Sciences, 2 (2). pp. 147-159. ISSN 1823-8343; ESSN: 2289-750X

Toaha, Syamsuddin and Abu Hassan, Malik
(2008)

*Stability analysis of predator - prey population model with time delay and constant rate of harvesting.*Punjub University Journal of Mathematics, 40. pp. 37-48. ISSN 1016-2526

Al Zhour, Zeyad Abdel Aziz and Kilicman, Adem and Abu Hassan, Malik
(2007)

*New representations for weighted Drazin inverse of matrices.*International Journal of Mathematical Analysis, 1 (15). pp. 697-708. ISSN 1312-8876; ESSN: 1314-7579

Abu Hassan, Malik and Monsi, Mansor and Leong, Wah June
(2002)

*Convergence of the Steepest Descent Method for Minimizing Convex Functions.*Pertanika Journal of Science & Technology, 10 (2). pp. 145-152. ISSN 0128-7680

Abu Hassan, Malik and Monsi, Mansor and Leong, Wah June
(1999)

*A Switching Criterion in Hybrid Quasi-Newton BFGS - Steepest Descent Direction.*Pertanika Journal of Science & Technology, 7 (2). pp. 111-123. ISSN 0128-7680

Abu Hassan, Malik
(1988)

*Penggunaan kaedah Lagrange-Charpit dalam pembinaan fungai Liapunov bagi sistem berubah masa skalar.*Matematika, 4. pp. 71-81. ISSN 0127-8274## Conference or Workshop Item

Waziri, Mohammed Yusuf and Leong, Wah June and Abu Hassan, Malik and Monsi, Mansor
(2011)

*Two-step diagonal Newton method for large-scale systems of nonlinear equations.*In: 4th International Conference on Modeling, Simulation and Applied Optimization (ICMSAO 2011), 19-21 Apr. 2011, Kuala Lumpur, Malaysia. .

Leong, Wah June and Abu Hassan, Malik
(2010)

*A family of least change diagonally quasi-Newton methods for nonlinear equations.*In: The 8th International Conference on Optimization: Techniques and Applications (ICOTA 8), 10-13 Dec. 2010, Shanghai, China. (pp. 315-316).

Khiyabani, Farzin Modarres and Abu Hassan, Malik and Leong, Wah June
(2009)

*Memoryless symmetric rank-one method based on modified secant equation for large-scale unconstrained optimization.*In: Fundamental Science Congress 2009 (FSC 2009), 17-18 June 2009, Auditorium Jurutera, Fakulti Kejuruteraan, Universiti Putra Malaysia. (pp. 374-375).

Abedi, Fakhreddin and Abu Hassan, Malik and Leong, Wah June
(2009)

*A remark on the uniqueness of solutions for a perturbed system using the Zubov method.*In: Fundamental Science Congress 2009 (FSC 2009), 17-18 June 2009, Auditorium Jurutera, Fakulti Kejuruteraan, Universiti Putra Malaysia. (pp. 372-373).

Leong, Wah June and Abu Hassan, Malik
(2008)

*Scaled memoryless symmetric rank one method for large-scale unconstrained optimization.*In: 4th Sino-Japanese Optimization Meeting (SJOM 2008), 27-31 Aug. 2008, Tainan, Taiwan. (pp. 1-10).

Abu Hassan, Malik
(1998)

*Kestabilan akhir dan kebolehkawalan.*In: Simposium Kebangsaan Sains Matematik Ke-3, 22-24 Ogos 1998, Universiti Putra Malaysia, Serdang. (pp. 79-88).

Abu Hassan, Malik
(1986)

*Domain tarikan dan pengoptimuman sejagat.*In: Simposium Kebangsaan Sains Matematik ke 2, 1986 (pp. 317-326). (Unpublished)## Inaugural Lecture

Abu Hassan, Malik
(2007)

*Towards large scale unconstrained optimization.*[Inaugural Lecture]