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LAW OF LARGE NUMBERS FOR ARRAYS OF L-R FUZZY NUMBERS
Ghil, Byung-Moon,Kwon, Joong-Sung 선문대학교 첨단과학기술연구소 1998 첨단과학기술연구소 논문집 Vol.3 No.-
본 논문은 확률론의 극한 이론 중에서 약 대수의 법칙에 대응하는 퍼지수의 정렬에 관한 극한이론 연구이다. 이미 알려진 퍼지수의 열에 관하여 성립하는 대수의 정리들을 정리하고 이들을 보다 확장된 개념인 T-노름(norm)에 의하여 상호 관련을 가질 때, 보다 일반화된 극한이론이 성립함을 보였다. 또 이 결론은 이미 알려진 내용을 포함하는 사실임을 증명하였다. In this paper, we study a fuzzy number version of weak law of large numbers of random variables in the probability theory. We will overview and generalize the well-known results to the law of large numbers for arrays of mutually T related fuzzy numbers where, T is an Archimedean t-norm.
Ghil, Byung-Moon 선문대학교 자연과학대학 1999 자연과학대학 논문집 Vol.2 No.-
Every subgroup of a free group is itself free is known theme. At this study, we endeavor to prove the same assertion by using a topological concept "complex" here in a completely algebraic setting.
( Ghil Suk Yoon ),( Yang Kyu Choi ),( Ha Na Bak ),( Beom Joon Kim ),( Myeung Nam Kim ),( Je Ne Choi ),( Hye Myung Rheu ),( Joo Ryung Huh ),( Jee Ho Choi ),( Sung Eun Chang ) 대한피부과학회 2009 Annals of Dermatology Vol.21 No.1
Background: Angioimmunoblastic T-cell lymphoma (AITL) is a complex lymphoproliferative disorder and often mimics a viral infection with frequent skin involvement. Epstein-Barr virus (EBV) and human herpes virus (HHV)-6 are reported to be associated with AITL, but there are conflicting results. Objective: We evaluated the association of EBV and HHV-6 with AITL. Methods: We reviewed the clinical, histological and immunophenotypical features of 19 cases of AITL. Among them, 11 lymph node biopsies of AITL were examined for HHV-6, -7, and -8 by polymerase chain reaction (PCR) using virus-specific primers. In situ hybridization of EBV early region RNA (EBER) was performed and T cell receptor (TCR) gene rearrangement was also investigated in some cases. Results: Among these 19 cases, maculopapular, plaque or nodular skin lesions accompanied AITL in 12 cases. Clonal TCR gene rearrangement was seen in 8/9 cases tested. EBER in situ hybridization was positive in 8 cases (57.1%). Among 7 cases with skin biopsies, five cases were consistent with cutaneous involvement of AITL, 1 case was a drug eruption, and the other case was Kaposi`s sarcoma. Except a HHV-8 (+) case who also had Kaposi`s sarcoma, all of these cases were negative for HHV-6, -7 and -8. Conclusion: Skin manifestation seems to be a cardinal component of AITL, be it in the context of presentation, progression or recurrent disease. Recognition of clinicopathological features of skin lesions in AITL as diagnostic clues should be stressed among dermatologists. The lack of HHV-6, -7 and -8 in lymph node biopsy of AITL argues against a pathogenic role for HHVs in AITL. (Ann Dermatol(Seoul) 21(1) 1∼5, 2009)
The Alpha Subunit of Go Interacts with Promyelocytic Leukemia Zinc Finger Protein
Ghil Sung-Ho 대한의생명과학회 2004 Biomedical Science Letters Vol.10 No.4
Heterotrimeric GTP binding proteins (G proteins) transduce signals of a variety of hormones and neurotransmitters. Go is one of the most abundant G proteins in the brain and classified as the Gi/Go family due to their sequence homology to Gi proteins. While the Gi proteins inhibit adenylyl cyclase and decrease the intracellular cAMP concentration, the functions of Go is not clearly understood despite their sequence homology to Gi. The promeylocytic leukemia zinc finger protein (PLZF) is a DNA binding transcription factor and is expressed highly in central nervous system (CNS). Several studies reported that PLZF may be involved in regulation segmentation/differentiation during CNS development. Here, I report that the alpha subunit of Go (Go ) interacts with PLZF. The interaction between Goa and PLZF was verified by using GST pulldown assay and co-immunoprecipitation. Our findings indicate that Goa could modulate gene expression via interaction with PLZF during neuronal or brain development.
A study on the idempotent and embedding
Ghil, Byung Moon 선문대학교 자연과학대학 1998 자연과학대학 논문집 Vol.1 No.-
When e be an idempotent of a ring R, then eR is a right ideal of a ring R and also a left eRe is a module, in this paper to show that (i) Hom_(R) (eR, eR) and eRe are ring isomorphic. (ii)Let A. and .B are right R-modules and let 0→ A→"□" B be an exact sequence, then 0 → A→"□" B splits if and only if there exists g: B→ A such that g ˚f== i (where i:. A ―> A, identity function).