• East Asian mathematical journal
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• v.16 no.2
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• pp.239-250
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• 2000

We study some properties of N-dichotomy for evolutionary process and generalize the theory of the uniform N-equistability using these properties.

• East Asian mathematical journal
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• v.25 no.2
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• pp.119-126
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• 2009

In this paper slightly fuzzy continuous mappings is introduced and some interesting properties and characterizations of slightly fuzzy continuous mappings are discussed.

• East Asian mathematical journal
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• v.25 no.3
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• pp.343-378
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• 2009

In this paper, we investigate areas of plane figures (rectangle, equilateral triangle, trapezoid, circle, segment of a circle, ring) on GuJangSulHae and the other Sanhakseo, and elementary and middle school mathematics education in Korea and China.

• East Asian mathematical journal
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• v.25 no.3
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• pp.279-297
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• 2009

This paper discusses the key differences and common themes among three major assessments of pre-college mathematics learning: Program for International Student Assessment (PISA), Third International Mathematics and Science Study Repeat (TIMSS-R), and National Assessment of Educational Progress (NAEP).

• East Asian mathematical journal
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• v.39 no.1
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• pp.43-50
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• 2023

This paper is concerned with the existence of positive solutions to the second order differential systems with strongly coupled integral boundary value conditions. The fixed point index theorems are used for the main results.

• East Asian mathematical journal
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• v.40 no.1
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• pp.37-50
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• 2024

We establish the existence, multiplicity and uniqueness of positive solutions to nonlocal boundary value systems with strongly coupled integral boundary condition by using the global continuation theorem and Banach's contraction principle.

• East Asian mathematical journal
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• v.5 no.2
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• pp.155-165
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• 1989

• East Asian mathematical journal
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• v.10 no.2
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• pp.345-358
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• 1994

• East Asian mathematical journal
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• v.10 no.2
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• pp.363-371
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• 1994

• East Asian mathematical journal
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• v.10 no.2
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• pp.339-343
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• 1994