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      • KCI등재SCOPUS
      • KCI등재

        CONVERGENCE OF APPROXIMATING FIXED POINTS FOR MULTIVALUED NONSELF-MAPPINGS IN BANACH SPACES

        Jung, Jong Soo The Kangwon-Kyungki Mathematical Society 2008 한국수학논문집 Vol.16 No.2

        Let E be a uniformly convex Banach space with a uniformly $G{\hat{a}}teaux$ differentiable norm, C a nonempty closed convex subset of E, and $T:C{\rightarrow}{\mathcal{K}}(E)$ a multivalued nonself-mapping such that $P_T$ is nonexpansive, where $P_T(x)=\{u_x{\in}Tx:{\parallel}x-u_x{\parallel}=d(x,Tx)\}$. For $f:C{\rightarrow}C$ a contraction and $t{\in}(0,1)$, let $x_t$ be a fixed point of a contraction $S_t:C{\rightarrow}{\mathcal{K}}(E)$, defined by $S_tx:=tP_T(x)+(1-t)f(x)$, $x{\in}C$. It is proved that if C is a nonexpansive retract of E and $\{x_t\}$ is bounded, then the strong ${\lim}_{t{\rightarrow}1}x_t$ exists and belongs to the fixed point set of T. Moreover, we study the strong convergence of $\{x_t\}$ with the weak inwardness condition on T in a reflexive Banach space with a uniformly $G{\hat{a}}teaux$ differentiable norm. Our results provide a partial answer to Jung's question.

      • KCI등재후보

        미국 헤게모니하 한국문화 재편의 젠더 정치학 : 1940~1950년대 정비석 대중소설을 중심으로

        정종현 동국대학교 한국문학연구소 2008 한국문학연구 Vol.0 No.35

        이 글에서는 식민지 말기부터 1950년대 중반까지의 정비석 소설을 각 시대적 맥락 위에서 읽음으로써 파편적, 일면적으로 고찰되어온 정비석 문학의 문제성을 전면화하고자 했다. 특히 한국전쟁 이후 미국 헤게모니하 한국문화 재편의 과정에서 창작된 『자유부인』, 『민주어족』 등의 대중문학이 『사상계』 지식인 담론에 소설적 육체를 부여함으로써, 지배계급과 지식인 엘리트 집단 사이의 정치적 분열을 구조화하고 있다는 사실을 분석했다. 또한 왜곡된 근대화를 ‘자유부인’이라는 여성젠더를 통해 표상하면서, 올바른 근대화의 중심으로 소환하는 ‘부덕’, ‘인종’ 등의 전통 윤리가 식민지 말기 파시즘 윤리를 구성했던 세목들을 재구조화한 것임을 규명하였다. 결론적으로 정비석 문학을 사례로 식민지 말기, 해방기, 1950년대의 한국문학을 연속/비연속의 ‘겹눈’의 관점을 통해 접근하는 새로운 방법론의 필요성을 제시했다. The purpose of this study is to newly examine and reveal the problematic facets of Jung Bee-suk's works that have been analysed too fragmentary or one-sidedly. For this I will read his novels in the connection with each period's contexts from the late colonial period to the middle of 1950s. Especially his popular literature including Jayu-buin and Minju-ohjok, which were written during the process that Korean culture was being reorganized under American hegemony, injected bodies' discourses into the intellectual discourses of the journal Sa-sang-gye. As a result, it can exemplify the fact that his novels played a role to structuralize the political rupture between the ruling classes and the elite groups. In addition, I'd like to point out that by representing the distorted modernization through a female gender, ‘Jayu-buin’, the traditional morals such as ‘buduk (womanly virtues)’ and 'injong(self-surrender)' were the restructuralized ones from the items of fascist ethics of the late colonial period. Finally, I present the argument that there should be new approaches on the Korean literature of the late colonial period, the liberation period and 1950s through this case study of Jung Bee-suk's works. And the new approaches should be based on the points of view of both continuous and discontinuous ‘compound eye’.

      • KCI등재

        축구선수의 Detraining과 Retraining이 혈청지질 및 호르몬농도에 미치는 영향

        정정화,박재현,채종훈,성혜련,황지인,윤미숙,노금선,윤종관,윤영학,노순덕,정경숙,박일규,김은희,박현태,박상갑 대한스포츠의학회 1999 대한스포츠의학회지 Vol.17 No.1

        The purpose of this study was to investigate the effects of detraining and retraining on serum lipid and hormones in soccer players. Subjects were seven male high-school soccer players. V˙O_2max was determined for each subjects by administering a treadmill test(initial speed: 90m/min, grade: 5%, increasing speed per 3 min: 30m/min). Serum lipid(T-C, TG, HDL-C LDL-C) and hormones(epinephrine, norepinephrine, growth hormones, cortisol) were assayed pre and post detraining in 10, 20, 30 days after retraining. The repeated ANOVA was used to determine significant differences. The 0.05 level of significance was as critical level for the study. The results of the study were as follows: 1. V˙O_2max(ml/min) were 3576.3±204.2ml/min pre detraining, 3234.1±198.9 ml/min post detraining. There are significant(p<.05) difference between pre and post detraining. In 10, 20, 30 days after retraining, V˙O_2max(ml/min) were 3601.4±170.9 ml/min. There were significantly(p<.05) increased in retraining periods. 2. V˙O_2max(ml/kg/min) were significantly(p<.05) decreased from 62.3±2.9 ml/kg/min to 55.9±4.7 ml/kg/min in detraining. In 10, 20, 30 days after retraining, V˙O_2max(ml/kg/min) were 62.4±3.4ml/kg/min, 62.7±2.3ml.kg/min, 67.3±7.2ml/kg/min respectively. There were significantly(p<.05) increased in retraining periods. 3. T-C were significantly (p<.05) increased from 166.6±8.5mg/dl to 175.3±10.3 mg/dl in detraining. In 10, 20, 30 days after retraining, T-C were 160.1± 3.2mg/dl, 156.7±3.7mg/dl, 140.3±9.0mg/dl. There were significantly(p<.05) decreased in retraining periods. 4. HDL-C were 61.4±6.6mg/di pre detraining, 5.3±6.6mg/dl post detraining. There are significant(p<.05) difference between pre and post detraining. In 10, 20, 30 days after retraining, HDL-C were 56.9±7.1mg/dl, 56.4±9.2mg/dl, 57.7±9.1mg/dl respectively. There were no significant difference in retraining periods. 5. The hormones(epinephrine. norepinephrine, growth hormone, cortisol) were changed as same patterns. Epinephrine were 26.0±7.0[g/ml pre detraining, 24.6±3.2pg/ml post detraining. In 10, 20, 30 days after retraining, epinephrine were 26.9±5.6pg/ml, 30.6±6.2pg/ml, 29.4±5.6pg/ml respectively. There were no significant difference in retraining periods. In conclusion, HDL-C, epinephrine, norepinephrine, growth hormone and cortisol were decreased, T-C, LDL-C and TG were increased in detraining. But HDL-C, epinephrine, norepinephrine, growth hormone and cortisol were increased, T-C, LDL-C and TG were decreased in retraining.

      • 중부지역 옥수수 파종기에 따른 생육단계 및 수량성 변화

        서종호, 문중경, 정건호, 서민정, 구자환, 박장환, 배환희, 신성휴, 권영업 忠北大學校 農業科學硏究所 2014 農業科學硏究 Vol.30 No.2

        Maize hybrids were planted on April 1, April 25, May 20 and June 15 in 2012, 2013 at the experimental paddy and upland fields in Suwon city , respectively to know changes of growth stage and yield according to different planting time. Maize planting on April 1 was not recommended because total growing days at planting on April 1 was not different with that at planting on April 25 due to many days from planting to emergence over 20 days at planting on April 1. Total growing days were not much different among three planting time after April 25 because days from silking to maturity was lengthened though days from planting to silking was shortened at later planting time. Stalk weight was decreased as planting time was delayed, particularly at planting times after May 20 at paddy field by excess water injury during early growth stage. But, grain yield was not low as in May and June. It is needed to introduce early maturity maize variety as Yanganok at late planting for higher grain yield and enough time for soil preparation for next winter crops

      • KCI등재

        1998년과 2007년 사이 12∼13세 남녀 청소년의 체격, 골격성숙도, 체력 비교

        송종국(Jong Kook Song),채서연(Seo Yeon Chae),채주희(Joo Hee Chae),김현배(Hyun Bae Kim),강효정(Hyo Jung Kang) 한국사회체육학회 2008 한국사회체육학회지 Vol.0 No.34

        The purpose of the present investigation was to compare physique, skeletal maturation and physical fitness in Korean adolescents measured between 1998 and 2007. Subjects participated in the study were a total of 473 Korean adolescents aged 12 to 13 years. In 1998, 349 adolescents were selected from a middle school, located in Sungnam city and 124 middle school students aged 12-13, located in Yongin city were participated in 2007. All measurements were conducted by one of the reseachers (Jong-Kook Song) with two different group of investigators between 1998 and 2007. Anthropometric characteristics were body mass, body height, sitting height, circumferences taken at sites of upper arm, flexed upper arm, chest, waist, hip, thigh, and calf, bone breadth taken at the sites of humerus, and femur, skinfold thicknesses taken at the sites of triceps, subscapular, suprailiac, thigh and medial calf. Skeletal maturity was assessed by TW3 (Tanner et al., 2001). Maturity scores for Radius-Ulna-Short bones (RUS) and bone age were calculated. Physical fitness parameters included flamingo balance, sit and reach, grip strength, sit-ups, standing long jump, bent arm hang, 50m shuttle run and multi-stage shuttle run. All data were analyzed by SAS Enterprise 3.0. Means and standard deviations were calculated by descriptive statistics. Independent t-test was applied to compare dependent variables between measurements. The level of significance was set at p<0.05. Results of the study showed that male adolescents aged 12-13years in 2007 had significantly higher (p<0.0001) femur diameter than adolescents in 1998. Male adolescents in 2007 had higher (p<0.05) chest, waist and calf circumferences than those of adolescents in 1998. Although no difference were found for RUS and bone age in males adolescents between 1998 and 2007 female adolescents in 2007 were significantly delayed for their skeletal maturity level compared to female adolescents in 1998. For physical fitness parameters male adolescents aged 12 years in 2007 performed better for flamingo balance (p<0.01), and 50m shuttle run (p<0.05) than those of adolescents in 1998. However, stand long jump and bent arm hang were significantly decreased in male adolescents in 2007. Female adolescents aged 12-13 years in 2007 had significantly higher flamingo balance, but female adolescents aged 12 years in 2007 performed significantly less for standing long jump (p<0.0001), bent arm hang (p<0.001) and speed (p<0.05) than those of female adolescents in 1998. In conclusions this study suggest that chest circumference for both male and female adolescents in 2007 was significantly higher than those in 1998. Skeletal maturity for female adolescents in 2007 were significantly delayed compared to female adolescents in 1998. Further study is needed to evaluate consistent various.

      • 韓國産 夜行性 맵시벌科(벌目: 벌亞目)의 分類學的 硏究

        이종욱,정종철,김기범,김정한,배지득,남상호 대전대학교 기초과학연구소 2002 自然科學 Vol.13 No.2

        영남대 생물학과에 소장되어 있는 표본과 2001년 4월~2002년 6월 사이에 채집한 표본을 대상으로 하여 한국산 야행성 맵시벌의 분류학적 연구와 출현 현황 및 숙주 관계의 분석을 실시하였다. 분류학적 연구 결과 Gauld(1970)가 영국산 야행성 맵시벌을 대상으로 한 연구에서 기록한 Mesochorinae아과, Tryphonin-ae아과, Ctenoplematinae아과, Ophioninae아과의 4아과외에 Metopinae (Metopius속)를 추가하여 한국산 야행성 맵시벌류는 총 5아과 13속을 기록하였다. 또한 한국산 야행성 맵시벌의 출현 현황을 분석한 결과 야행성으로 잘 알려진 Mesochorinae아과의 Mesochorus속, Tryphoninae아과의 Netelia속과 Ophioninae아과가 전체 야행성 맵시벌 증 95%를 차지하였다. 속별 출현현황을 살펴보면 Netelia속이 393개체가 출현하여 가장 많은 수를 나타내었으며 Ophi-on속, Mesochorus속, Enicopilus속도 전체 출현 분류군 중 높은 비중을 차지하였다. 월별 현황을 살펴보면 전반적으로 4월에서 11월 사이에 걸쳐 나타나는데, Op-hioninae아과는 5월과 7월에, Tryphoninae아과는 6월에 집중적인 출현 빈도를 보였다. 숙주의 분류군에 따른 야행성 맵시벌의 기생 양상을 살펴보면 대부분이 나비목을 대상 숙주로 하고 있으며 Mesochorinae아과와 Ctenopelmatinae아과는 벌목에도 많은 종이 기생하는 것으로 나타났다. 특히 Mesochorinae아과의 Cidaphus속은 위생 해충으로 분류되는 기생파리과(Tachinidae)에도 기생하는 것으로 나타나 위생 해충을 구제할 수 있는 천적 분류군으로 연구될 수 있는 가능성을 보였다. 숙주의 식성에 따라 살펴보면 부식성의 먹이를 섭식하는 부식성(saprophagus) 숙주, 곤충의 유충을 섭식하는 식충성(entomophagus)인 숙주가 소수 출현하였고 기생생활(parasite)을 하는 숙주도 다수 출현하였으나 대부분의 야행성 맵시벌의 기생 대상 숙주는 주로 식물을 해하는 식식성 곤충(phytophagus)으로 나타났다. Nocturnal Ichneumonidae, which was called yellow-brown ichneumonoid, included several subfamilies adapted for nocturnal activity. Taxonomic study of nocturnal ichneumonoid has been investigated by Gauld(1975) but examination of Korean nocturnal ichneumonoid has not been provided until now. This present study: the taxonomic revision, Appearance state and Host-parasite relation analysis of nocturnal ichneumonoid, were examined using Korean peninsula specimens. As the result. approximately 13 genera referable to 5 subfamilies appeared regularly in light trap. Genus MetopiudSubfamily Illetopinae) were newly recorded in nocturnal ichneumonoid. Tryphoninae and Ophioninae, which were dominant in appearance taxa! occupied 96% of total numbers of individuals, and majority of them were taken from May to November. Nocturnal ichneumonoid are parasitoids of part of immature holometabolous insects(Coleoptera, Diptera, Hymenoptera, Lepidoptera). Lepidoptera is the most common hosts of nocturnal group except Mesochorinae and Ctenopelmatine. In large number of Mesochorinae are koinobiont hyperparasitoids of ectoparasitic or endoparasitic BraconiddHymenoptera), and, less frequently, of Tachinidae(Diptera1. Also, Ctenopelmatinae are koinobiont endoparasitoids of Symphyta and, rarely, Lepidoptera. Majority of nocturnal ichneumonoid hosts are phytophagous, feeding plant taxa, and many host of Mesochorinae taxa are parastoids, and a few host are saprophagus or entomophagus.

      • 지도자의 경쟁가치리더십과 선수만족 및 인지된 경기력의 관계

        김종욱,양용길,이정수,장갑석,정종환 한국스포츠리서치 2004 한국 스포츠 리서치 Vol.15 No.3

        The purpose of this study was to identify the relationships among competing value leadership, athlete satisfaction and performance in sport field, The instrument for data collection was a questionnaire in which competing value leadership consisted as identified by Ha(1996), athlete satisfaction consisted as identified by Che(1997), and performance consisted as identified by An(2002), 350 subjects were selected from universities in Seoul by the stratified cluster sampling method, Among these selected subjects, 322 responded, and data analyses consisted of employing descriptive statistics, one-way ANOVA, multiple-regression using SPSS/PC version 11.0. First, competing value leadership and athlete satisfaction differ statistically and partially according to socio-demographic variables of athletes, Second, athlete satisfaction and performance statistically and significantly is influenced by competing value leadership of leader, Third, athlete satisfaction statistically and significantly influence performance of athletes.

      • SCOPUSKCI등재

        김치유래 젖산균의 균체지방산 분석을 이용한 분류학적 연구

        이정숙,정민철,김우식,이근철,김홍중,박찬선,이헌주,주윤정,이근종,안종석,박완,박용하,민태익 한국미생물생명공학회 ( 구 한국산업미생물학회 ) 1996 한국미생물·생명공학회지 Vol.24 No.2

        표준균주를 포함한 230여개의 김치유래 젖산균에 대한 균체지방산(FAMEs)을 분석하였다. FAMEs profiles는 Euclidian Distance 17.5에 의해 7개의 Major Cluster와 1개의 Single Cluster로 나뉘어졌다. 이중 A, B, C 및 Cluster는 Leuconostoc속으로 분석되어졌고, F는 Lactobacillus속으로 분석되어졌다. 그리고 E와 G cluster는 두개의 Genus가 혼재되어 나타났으며 보충적인 연구가 필요하다. 앞으로 김치유래 젖산균의 균체지방산 분석결과를 기반으로 한 데이타베이스에 95가지 탄소원을 이용하는 수치분류학적 접근방법 및 Pyrolysis Mass Spectrometry 등의 화학적 분석 방법과 분자친화적 연구를 통한 종합적 분류정보 체계가 갖추어지면 젖산균의 신속, 정확한 동정 및 연구에 활발히 이용되어질 것이다. Two hundreds and thirty lactic acid bacteria, mostly isolated from Kimchi, including type strains were sued for analysis of cellular fatty acids. The 230 test strains were recoverd in 7 major and 1 single clusters defined a Euclidian distance of 17.5. These aggregate taxa were equivalent to the genus Leuconostoc (aggregate group A, B, C and D), and the genera Leuconostoc and Lactobacillus (aggregate group G). It is concluded as evident that FAMEs (Fatty Acid Methyl Esters) profile of cell can be used as a criterion in classification of lactic acid bacterial from kimchi. Additional comparative taxonomic studies need to be carried out on well chosen representative strains to determine the most appropriate methods of value.

      • 의무고용제도 재설계 방안

        김종진,장창엽,유완식,김언아,이정주,류정진,강필수,최종철,남용현,김윤삼 한국장애인고용촉진공단 고용개발원 2008 연구개발 Vol.- No.2

        현행 우리나라 의무고용제도는 장애인구의 급격한 증가, 장애인차별금지 및 권리구제 등에 관한 법률의 도입 등 외부환경변화에 신축적으로 대처하지 못하고, 경증장애인 중심으로 의무고용제도가 운영됨으로써 중증장애인의 고용배제가 우려되고 있다. 본 보고서는 이러한 문제점을 해결하기 위해 의무고용제도의 일자리 확대와 고용증가를 통해 중증장애인의 고용기회를 확대할 수 있는 정책방안을 제시하기 위한 것이다. 본 보고서는 (1)의무고용 사업체의 의무고용 산정인원에서 자립장애인 제외 (2)현행 2% 의무고용률을 3%로 상향 조정 (3)사업체가 고용하는 중증장애인에 대한 더블카운트(2배) 가산제도 도입 (4)의무고용률 미달 사업주에 대한 부담금 차등징수의 4가지 정책방안, 제도 합리화 차원에서 장려금 지급방식의 개선과 사업주의 장애인에 대한 인식개선 방안을 제시하였다. 정책방안에 대한 영향분석 결과 의무고용 적용대상자에서 비장애인과 고용상 차별되지 않는 자립장애인(6등급)을 의무고용 산정인원에서 제외하는 경우 의무고용 사업체의 고용인원은 23,296명이 감소해 고용률은 1.35%에서 0.88%로 감소하였고, 의무고용 사업체의 장애인 일자리 수는 미고용인원의 증가로 15,152개가 증가하였다. 그리고 기금은 부담금이 631억원 증가하고, 장려금이 352억원 감소해 983억원의 수지개선 효과가 발생하는 것으로 나타났다. 의무고용 사업주의 의무고용률 3% 인상 방안은 의무고용률 상향 조정에 따른 미고용인원의 증가로 장애인의 일자리 수는 43,101개가 증가하고, 기금은 부담금이 1,709억원 증가하는 반면, 장려금은 293억원이 감소해 2,002억원의 수지개선 효과가 발생하는 것으로 나타났다. 의무고용 사업주가 고용하는 중증장애인을 2인으로 더블카운트 하는 중증장애인 가산제도의 도입은 의무고용 사업체의 장애인근로자가 67,261명에서 79,685명(1,2등급만 포함시 75,685명)으로 증가하여 고용률은 1.35%에서 1.60%(1.2등급만 포함시 1.52%)로 증가하고, 의무고용률 미달 사업체의 미고용 인원이 감소하여 2,745개의 일자리가 감소하였다. 그리고 기금은 부담금이 118억원 감소하는 반면, 장려금은 418억원이 증가해 536억원의 수지악화가 발생하는 것으로 나타났다. 의무고용률 미달 사업체의 고용유인을 위해 고용률 1.0%미만, 1.0-1.5%, 1.6-2.0% 미만에 대해 각각 20%, 10%, 5%의 할증률을 순차적으로 가중하여 부과하는 부담금 차등징수 방안(3차년까지의 효과임)은 1.0% 미만 사업주는 86만원, 1.0-1.5% 사업주는 64만원, 1.6-2.0% 미만 사업주는 58만원의 부담기초액을 부과할 때 고용률은 1.35%에서 1.53%로 증가(1.6-2.0% 미만 사업주는 의무고용률 2%를 달성)하고, 미고용인원의 감소로 장애인의 일자리는 8,836개가 감소하는 것으로 나타났다. 그리고 기금은 부담금이 58억원 감소하여 수지는 악화되었다. 이상의 네 가지 방안은 모두 장애인의 고용증대를 가져온다는 측면에서는 유효하지만, 장애인의 일자리 확대를 통한 중증장애인의 고용을 증대한다는 정책목표를 달성하는 데에는 한계점을 안고 있기 때문에 어느 한 정책만을 선택하기보다는 정책효과를 극대화하기 위해 정책결합(policy mix)을 이용하는 것이 바람직함을 제시해주었다. 즉, 의무고용 적용대상자 조정방안/의무고용률 상향조정 방안과 중증장애인 가산제도/부담금 차등징수 방안을 조합 또는 모두 동시에 선택하는 경우 의무고용 사업체의 장애인 일자리 수의 확대와 중증장애인 고용을 동시에 달성하고, 기금의 수지균형도 달성 가능한 것으로 나타났다. The mandatory employment quota system of Korea does not reflect the changing external factors such as the growing population of people with disabilities(PWDs) and the enactment of the Anti-discrimination Law for People with Disabilities. The current employment quota system focuses on people with mild disabilities thus excluding people with severe disabilities from employment. The purpose of this report is to propose a plan in order to increase employment opportunity for the severely disabled through the reform of the employment quota system. This report analyzes the following : (1) exclude grade 6 disability from mandatory employment quota (2) raise the employment quota from 2% to 3% (3) implement the double counting for employers that employ the severely disabled (4) differentiate the amount of levy collected from corporations that are unable to meet the quota. The aforementioned plans are useful in that they increase employment for people with disabilities. However, there are limitation to reaching the policy objectives by increasing jobs for people with severe disabilities. Therefore, to maximize the effects we should consider policy mix of these four policies. In other words, by mixing the policies of adjusting the employment quota target/raising the quota ratio and implementing the double count/differentiating the amount of levy, we can achieve the goal of increasing jobs for the severely disabled and maintain equilibrium between incomings and outcomings.

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