• Korean Journal of Mathematics
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• v.11 no.2
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• pp.93-109
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• 2003

We give an extensive presentation of results about the behaviour of the approximation operator ideals $\mathcal{L}_{{\infty},q}$ in connection with the Lorentz operator ideals $\mathcal{L}_{p,q}$.

• Korean Journal of Mathematics
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• v.21 no.3
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• pp.325-330
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• 2013

In this paper, we prove Trotter-Kato theorem in the weak topology if $X^*$ is a uniformly convex Banach space.

• Korean Journal of Mathematics
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• v.28 no.3
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• pp.483-488
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• 2020

In this paper, a new characterization concept is introduced for rings with identity, called the identical characteristic. Some general results are obtained for various ring classes and illustrated by several examples.

• 한국수산학회:학술대회논문집
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• 2005.05a
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• pp.178-179
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• 2005

• 한국수산학회:학술대회논문집
• /
• 2005.05a
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• pp.225-226
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• 2005

• Korean Journal of Mathematics
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• v.19 no.1
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• pp.53-59
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• 2011

We study some properties of integrable semigroup and its generator, and then we establish convergence of integrable semigroups on the norming dual pairs.

• Magazine of the Korean Society of Agricultural Engineers
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• v.52 no.1
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• pp.44-46
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• 2010

• Korean Journal of Mathematics
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• v.10 no.1
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• pp.89-95
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• 2002

We present a simple but new way of decoding the binary Golay code.

• Korean Journal of Mathematics
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• v.10 no.1
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• pp.1-3
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• 2002

In this paper, we obtain some coefficient bounds of harmonic, orientation-preserving, univalent mappings defined on ${\Delta}=\{z:{\mid}z{\mid}>1\}$.

• Korean Journal of Mathematics
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• v.6 no.1
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• pp.1-7
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• 1998

We introduce the notions of McShane-Stieltjes representable operators nearly McShane-Stieltjes representable operators and then investigate some properties of theses operators.