• Title, Summary, Keyword: 러셀

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The Early Wittgenstein on Russell's Paradox (전기 비트겐슈타인과 러셀의 역설)

  • Park, Jeong-il
    • Korean Journal of Logic
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    • v.20 no.2
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    • pp.163-196
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    • 2017
  • Wittgenstein declares in the Tractatus Logico-Philosophicus that he resolved Russell's Paradox. According to him, a function cannot be its own argument. If we assume that a function F(fx) can be its own argument, a proposition "F(F(fx))" will be given, where the outer function F has a meaning different from the inner function F. In consequence, "F(F(fx))" will not be able to have a definite sense. Why, however, does Wittgenstein call into question a function F(fx) and "F(F(fx))"? To answer this question, we must examine closely Russell's own resolution of Russell's Paradox. Only when we can understand Russell's resolution can we do Wittgenstein's resolution. In particular, I will endeavor to show that the idea in Wittgenstein's 1913 letter to Russell provides a decisive clue for this problem.

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A Study on Carousel Design UX (캐러셀 디자인의 UX 연구)

  • Lee, Young-Ju
    • Journal of Digital Convergence
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    • v.18 no.12
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    • pp.571-576
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    • 2020
  • When a user visits a specific site through various devices, the hero image located in the main area that can be viewed without scrolling includes multiple slides and has various carousel navigation patterns. While there is a negative perception that the carousel design does not receive the user's choice due to the hidden slide, it can be seen that its usefulness can vary depending on the user's context. In addition, the navigation pattern of the carousel design is the factor that has the greatest influence on the user experience. The left and right arrow navigation pattern, the bottom pagination navigation pattern, the accordion type navigation pattern, the thumbnail type navigation pattern, the divided slide type navigation pattern, and the last. It could be divided into six types of left and right slide navigation patterns.

Wittgenstein on the Axiom of Reducibility (비트겐슈타인과 환원 가능성 공리)

  • Park, Jeong-il
    • Korean Journal of Logic
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    • v.20 no.1
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    • pp.69-96
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    • 2017
  • Wittgenstein criticizes explicitly Russell's theory of types and, in particular, his axiom of reducibility in the Tractatus Logico-Philosophicus. What, then, is the point of Wittgenstein's criticisms of Russell's theory of types? As a preliminary study to answer this question, I will examine how Wittgenstein criticized Russell's axiom of reducibility. Wittgenstein declares that Russell's axiom of reducibility is not a logical proposition, that if it is true it will be so mere by a happy chance and that "we can imagine a world in which the axiom of reducibility is not valid." What, then, is the ground for that? I will endeavor to show that by explicating the ideas of Wittgenstein's 1913 letter to Russell, those ideas decisively influenced on Ramsey's and Waismann's model which intended to show that the axiom of reducibility is not valid.

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The Early Wittgenstein on the Theory of Types (전기 비트겐슈타인과 유형 이론)

  • Park, Jeong-il
    • Korean Journal of Logic
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    • v.21 no.1
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    • pp.1-37
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    • 2018
  • As is well known, Wittgenstein criticizes Russell's theory of types explicitly in the Tractatus. What, then, is the point of Wittgenstein's criticism of Russell's theory of types? In order to answer this question I will consider the theory of types on its philosophical aspect and its logical aspect. Roughly speaking, in the Tractatus Wittgenstein's logical syntax is the alternative of Russell's theory of types. Logical syntax is the sign rules, in particular, formation rules of notation of the Tractatus. Wittgenstein's distinction of saying-showing is the most fundamental ground of logical syntax. Wittgenstein makes a step forward with his criticism of Russell's theory of types to the view that logical grammar is arbitrary and a priori. His criticism of Russell's theory of types is after all the challenge against Frege-Russell's conception of logic. Logic is not concerned with general truth or features of the world. Tautologies which consist of logic say nothing.

Design of a Carousel Manager for Data Broadcasting Services (양방향 데이터방송 서비스를 위한 캐러셀 관리자 설계)

  • Kang Min-Goo
    • The Journal of the Korea Contents Association
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    • v.5 no.5
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    • pp.78-84
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    • 2005
  • Various kinds of data broadcasting services can be offered using a return-channel in digital broadcasting TV compared to analog services. In these data broadcasting environments, several data(associated with TV broadcasting programs, or not) are provided to the TV audiences except for audio/video broadcasting data. In this paper, a structure of data manager for data/object carousel, based on data broadcasting protocols, was proposed for data broadcasting services using a return-channel, and were supported to the production technologies of DTV contents. These contents application techniques for DTV will be implemented with this data manager in MPEG2-TS data broadcasts using PID(Packet ID).

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Data carousel scheduling based on user-request statistics for Digital Multimedia Broadcast (DMB) (디지털 멀티미디어 방송(DMB)에서 클라이언트 요구 기반의 데이터 캐러셀 스케줄링)

  • Choi, Sujeong;Park, Ik-Hyun;Kang, Sang-Hyuk
    • The Journal of Korean Institute of Communications and Information Sciences
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    • v.31 no.2B
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    • pp.129-136
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    • 2006
  • We propose a new data carousel scheduling algorithm for on-demand data broadcasting in DMB. The server divides data items into two sets named hot and cold, according to request statistics from clients. When constructing a data carousel, hot items are placed periodically with their upper limit of broadcasting frequency. If there are empty slots after placing hot items, cold items with high request ratio are placed until the carousel is full. A cold item is broadcast only once in the caroulsel. For the response on clients' requests, our proposed scheme is shown to have high success ratio with short waiting time.

A Study on North Korean Missions as Christian Education (교육선교로서의 북한선교에 관한 연구)

  • Lim, Changho
    • Journal of Christian Education in Korea
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    • v.64
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    • pp.21-50
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    • 2020
  • The main purpose of this study is to present a map for setting a new direction for future North Korean ministry by applying Russell's theory on Christian education as a mission. As is well known, Russell was the first Christian educator who interpreted Christian education from a mission's perspective. According to her, Christian education is not a mere instrument for church to maintain and nurture new believers, but it is part of 'Missio Dei' in a broader sense. In other words, it is a way for everyone to accept Christ's invitation, and join in 'Missio Dei' that restores true humanity through reconciling with God and our neighbors. Based on the understanding of Russell's Christian education theory, the study examined up-to-date North Korean mission's situation, analysis, and limitations in the introduction. In chapter 2, the researcher reviewed approaching methods for understanding North Korea as well as prior studies on North Korean mission and unification within the field of Christian education. In chapter 3, Russell's theory on Christian education for humanization was briefly introduced. In chapter 4, the study attempted to apply Russell's theory in North Korean mission in the following areas: what is the true meaning of restoring humanity for North Koreans (including the refugees) and what are some of the specific ministry ideas; what is a realistic and sustainable humanization ministry; what environment can foster North Koreans to reconcile with both God and their neighbors; what are the ways to explain that such ministry is an invitation from Christ; what should the people involved in the ministry prepare; in what areas can Russell's theory be more effective in North Korean mission compared to other methods in terms of Christian education for humanization. Finally, a conclusion was drawn in chapter 5.

CASE REPORTS RUSSELL-SILVER SYNDROME (증례 보고 : Russell-Silver Syndrome)

  • Lee, Jin;Jang, Ki-Taeg;Kim, Chong-Chul
    • JOURNAL OF THE KOREAN ACADEMY OF PEDTATRIC DENTISTRY
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    • v.29 no.1
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    • pp.51-56
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    • 2002
  • Russell-Silver syndrome is a type of intrauterine growth retardation, characterized by short stature noted at birth, hemiatrophy or asymmetry, variation in sexual development and other abnormalities, including cafe-aulait pigmentation and clinodactyly. Facial features commonly associated with this syndrome are a small triangular face, decreased facial height, down-turned corners of the mouth(shark's mouth), a small mandible, and occasionally asymmetry. The major intra-oral features of the syndrome that have been reported are a high-arched palate, delayed tooth eruption, microdontia, hypodontia, and crowding. These cases were diagnosed at birth as Russell-Silver syndrome by clinical features such as prenatal growth retardation, short stature, low body weight, et al., and have been treated with growth hormone. The purpose of this paper is to report the dental findings of two patients and review the pertinent literature through the two cases.

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Analysis of influencing on Inefficiencies of Korean Banking Industry using Weighted Russell Directional Distance Model (가중평균 러셀(Russell) 방향거리함수모형을 이용한 은행산업의 비효율성 분석)

  • Yang, Dong-Hyun;Chang, Young-Jae
    • Journal of Digital Convergence
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    • v.17 no.5
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    • pp.117-125
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    • 2019
  • This study measured inefficiencies of Korean banks with weighted Russell directional distance function, WRDDM, for the years of 2004-2013. Checking contributions of inputs and outputs to these inefficiencies, we found that non-performing loan as undesirable output was the most influential factor. The annual average of inefficiencies of Korean banks was 0.3912, and it consisted of non-performing loan 0.1883, output factors 0.098 except non-performing loan, input factors 0.098. The annual average inefficiency went sharply up from 0.2995 to 0.4829 mainly due to the sharp increase of inefficiency of non-performing loan from 0.1088 to 0.2678 before and after 2007-2008 Global financial crisis. We empirically showed the non-performing loan needed to be considered since it was the most important factor among the influential factors of technical inefficiency such as manpower, total deposit, securities, and non-performing loan. This study had some limitation since we did not control financial environment factor in WRDDM.

On the Concept of Identity in the Tractatus (『논리-철학 논고』의 동일성 개념에 관하여)

  • Park, Jeong-il
    • Korean Journal of Logic
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    • v.19 no.2
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    • pp.253-293
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    • 2016
  • In Wittgenstein's Tractatus, the concept of 'identity' gives rise to several puzzles as follows. What is an equation(Gleichung) in the Tractatus? Is an equation identical with so called an identity statement? Frege asserts that identity is not a relation between signs but one between objects or of a thing to itself. Then how does Wittgenstein criticize this Frege's conception? Furthermore Wittgenstein explicitly criticizes about Russell's definition of identity. Then What is the point of such Wittgenstein's critique? In a nutshell, what is early Wittgenstein's idea on the nature of identity? In this paper, I will endeavor to answer these questions.

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