Research Profile / Masaru Kada

Updated: July 5, 2010

Name KADA, Masaru
Affiliation Department of Mathematics and Information Sciences, Graduate School of Science, Osaka Prefecture University
Phone +81-72-252-1161
E-mail
Education 1993.3 B.Sc., College of Natural Science, 1st Cluster of Colleges, University of Tsukuba.
1995.3 M.Sc., Graduate School of Mathematics, University of Tsukuba.
1997.6 Ph.D., Graduate School of Science, Osaka Prefecture University.
Thesis Ph.D. in Science (Osaka Prefecture University)
Consistency Results Concerning Shrinkability for Positive Sets of Reals. 1997
Employment 1996.5--1997.3 Lecturer, Center for Japanese Language and Culture, Osaka University of Foreign Studies.
1997.4--1999.3 JSPS Research Fellow
1997.9--1998.7 Visiting Post-doctoral Fellow, Department of Mathematics and Computer Science, Boise State University, USA.
1999.4--2004.9 Research Associate, Faculty of Engineering/Information Processing Center, Kitami Institute of Technology.
2002.10--2002.12 Visiting Researcher, Fields Institute for Research in Mathematical Sciences, Canada.
2004.10-- Visiting Researcher, RISE, Waseda University.
2005.4--2005.9 Lecturer, Department of Natural Science and Mathematics, Chubu University.
2005.10-- Lecturer, Graduate School of Science, Osaka Prefecture University.
2009.8--2010.3 Visiting Researcher, Department of Mathematics, Boise State University, USA (in part of the overseas research program at Osaka Prefecture University).
Courses I have taught (Kitami Inst. of Tech.) Foundation of Computer Science IV/V, Experiment of Computer Science III/IV
(Chubu Univ.) Calculus, Differential Equation.
(Osaka Prefecture Univ.) Discrete Mathematics, Problem Session for Sets and Logic, Problem Session for Mathematics.
Research Field Mathematical Logic
Research Interest Axiomatic set theory, in particular, set theory of the reals
Set-theoretic topology
Applications of set-theoretic methods to real analysis
Keywords of research field cardinal invariants of the reals, Cichon's diagram, forcing, infinitary combinatorics, compactification.
Academic Society Mathematical Society of Japan
Publications [1] M. Kada and Y. Yuasa. Cardinal invariants about shrinkability of unbounded sets. Topology Appl., Vol. 74(1996), pp. 215--223. [doi:10.1016/S0166-8641(96)00057-0]
[2] K. Eda, M. Kada and Y. Yuasa. The tightness about sequential fans and combinatorial properties. J. Math. Soc. Japan, Vol. 49(1997), pp. 181--187.
[3] M. Kada. The Baire category theorem and the evasion number. Proc. Amer. Math. Soc., Vol. 126(1998), pp. 3381--3383.
[4] M. Kada. More on Cichon's diagram and infinite games. J. Symbolic Logic, Vol. 65(2000), pp. 1713--1724.
[5] M. Kada. Block branching Miller forcing and covering numbers for prediction. Topology Appl., Vol. 122(2002), pp. 269--280. [doi:10.1016/S0166-8641(01)00148-1]
[6] M. R. Burke and M. Kada. Hechler's theorem for the null ideal. Arch. Math. Logic, Vol. 43(2004), pp. 703--722.
[7] M. Kada, K. Tomoyasu and Y. Yoshinobu. How many miles to beta-omega? --- approximating beta-omega by metric-dependent compactifications. Topology Appl., Vol. 145(2004), pp. 277--292. [doi:10.1016/j.topol.2004.07.008]
[8] T. Bartoszynski and M. Kada. Hechler's theorem for the meager ideal. Topology Appl., Vol. 146--147(2005), pp. 429--435. [doi:10.1016/j.topol.2003.08.028]
[9] M. Kada, K. Tomoyasu and Y. Yoshinobu. How many miles to beta-X? --- d miles, or just one foot. Topology Appl., Vol. 153(2006), pp. 3313--3319. [doi:10.1016/j.topol.2005.07.016]
[10] M. Kada. Covering a bounded set of functions by an increasing chain of slaloms. Topology Appl., Vol. 154(2007), pp. 277--281. [doi:10.1016/j.topol.2006.04.008]
[11] M. Kada, H. Nishimura and T. Yamakami. The efficiency of quantum identity testing of multiple states. J. Phys. A: Math. Theor. 41 (2008) 395309. [doi:10.1088/1751-8113/41/39/395309]
[12] M. Kada. How many miles to beta-omega? II --- Ultrafilters and Higson compactifications. Topology Proc., Vol. 33(2009), pp. 123--129.
[13] M. Kada. How many miles to beta-X? II --- Approximations to beta-X versus cofinal types of sets of metrics. Topology Appl., Vol. 157 (2010), pp. 1460--1464. [doi:10.1016/j.topol.2009.02.012]
[14] M. Kada. Preserving the Lindelof property under forcing extensions. to appear in Topology Proc.
[15] M. Kada and Y. Yoshinobu. How many miles to beta-X? III --- Galois-Tukey connection involving sets of metrics. submitted.
Grants "Consistency proofs of propositions about cardinal coefficients of ideals of the reals": Grant-in-Aid for JSPS fellows, MEXT, 1997.
"Set theory of the reals and its applications": Grant-in-Aid for young scientists (B), MEXT, 2002.
"New development in topology with the method of set theory": Grant-in-Aid for young scientists (B), MEXT, 2009.


Masaru KADA

Masaru KADA