Proximity of Weighted and Layered Least Squares Solutions. - Tomonari Kitahara; Takashi Tsuchiya (SIAM J. Matrix Anal. Appl., 2009)

Klee-Minty's LP and upper bounds for Dantzig's simplex method. - Tomonari Kitahara; Shinji Mizuno (Oper. Res. Lett., 2011)

On the number of solutions generated by the dual simplex method. - Tomonari Kitahara; Shinji Mizuno (Oper. Res. Lett., 2012)

An Upper Bound for the Number of Different solutions Generated by the Primal Simplex Method with any Selection Rule of entering Variables. - Tomonari Kitahara; Shinji Mizuno (Asia Pac. J. Oper. Res., 2013)

A bound for the number of different basic solutions generated by the simplex method. - Tomonari Kitahara; Shinji Mizuno (Math. Program., 2013)

The LP-Newton method for standard form linear programming problems. - Tomonari Kitahara; Shinji Mizuno; Jianming Shi (Oper. Res. Lett., 2013)

A Simple Variant of the Mizuno-Todd-Ye Predictor-Corrector Algorithm and Its Objective-Function-Free Complexity. - Tomonari Kitahara; Takashi Tsuchiya (SIAM J. Optim., 2013)

A refinement of Todd's bound for the diameter of a polyhedron. - Noriyoshi Sukegawa; Tomonari Kitahara (Oper. Res. Lett., 2015)

An extension of Chubanov's polynomial-time linear programming algorithm to second-order cone programming. - Tomonari Kitahara; Takashi Tsuchiya (Optim. Methods Softw., 2018)

A Simple Projection Algorithm for Linear Programming Problems. - Tomonari Kitahara; Noriyoshi Sukegawa (Algorithmica, 2019)

An extension of Chubanov's algorithm to symmetric cones. - Bruno F. Lourenço; Tomonari Kitahara; Masakazu Muramatsu; Takashi Tsuchiya (Math. Program., 2019)

Approximation algorithms for the covering-type k-violation linear program. - Yotaro Takazawa; Shinji Mizuno; Tomonari Kitahara (Optim. Lett., 2019)

Steepest-edge rule and its number of simplex iterations for a nondegenerate LP. - Masaya Tano; Ryuhei Miyashiro; Tomonari Kitahara (Oper. Res. Lett., 2019)

Preface: Workshop on Advances in Optimization. - Antoine Deza; Tomonari Kitahara; Noriyoshi Sukegawa (Discret. Appl. Math., 2020)

An approximation algorithm for the partial covering 0-1 integer program. - Yotaro Takazawa; Shinji Mizuno; Tomonari Kitahara (Discret. Appl. Math., 2020)

An update-and-stabilize framework for the minimum-norm-point problem. - Satoru Fujishige; Tomonari Kitahara; László A. Végh (Math. Program., 2025)