Sogang University

Cogito ergo sum, Je pense donc je suis, I think therefore I
am, 나는 생각한다 고로 존재한다, 我思故我在, 我思うゆえに我あり, Pienso luego existo, Penso doncs existeixo;

I am therefore I can!

My Daum blog: **수학과 세상살이
(Math and Living)**

1. **POSTECH Workshop on Coding Theory**

2. **A member of the Editorial Board of**

**Designs,
Codes and Cryptography**

(One of the most active international SCI journals in the above areas.)

3. **My first book with David Joyner**:

**Selected
Unsolved Problems in Coding Theory**

(ISBN 978-0-8176-8255-2, Birkhauser
Boston)

**TEACHING:**

*☺ Teaching (*** Fall, 2010), **(Updated) Office Hour: MTh 1:30-2:25, W
1:00-1:50 and by appointment.

1. Linear Algebra I (Math 325), TuTh, 11:00-12:15, NS317, syllabus

Textbook: LINEAR ALGEBRA AND ITS APPLICATION by
David C. Lay, 3^{th}
edition (update)

2. Precalculus (Math 109), MoTuTh, 2:30-3:45, DA111, syllabus

Textbook: Precalculus by Stewart, Redlin, and
Watson, 5^{th}
edition

For more information use Blackboard.

**RESEARCH:**

☺ ** Area of Interest** :

- Algebra/Combinatorics/Number Theory with applications to Coding Theory

(대수학, 조합론, 정수론을 이용한 부호(코딩)이론)

- Applied Areas of Coding, including
Quantum Coding Theory, Network Coding Theory, Biological Coding Theory,
Information Theory (쾀턴 코딩, 네트워크 코딩, 생물학적 코딩, 정보이론등 코딩의 응용분야)

Curriculum
Vita (pdf file)

Thesis Advisor : Vera Pless

Thesis Title : CONSTRUCTION OF NEW SELF-DUAL CODES AND QUANTUM CODES AND THEIR
CONNECTIONS, Summary
of Thesis

** ☺Algebra-Combinatorics-Number Theory Seminar
**(Once a week at NS).

** ☺Colloquium
(Spring, 2009) (Most Fridays at 4PM)**.

**AWARD:**

☺2004 Kirkman medal from
the

**Editorial
Board:**

☺ International Journal of Information and Coding Theory (IJICoT)

**Program
Committee:**

☺13th IMA Conf. on Cryptography and Coding Theory at University of Oxford, UK

☺12th IMA Conf. on Cryptography and Coding Theory, at Cirencester

**Conferences****:**

**2006
Fall Central Section AMS Meeting, **

☺ Algebraic Coding Theory--Honoring the Retirement of Vera Pless

**2007
Fall Central Section AMS Meeting, **

☺ Algebraic Coding Theory (In honor of Harold N. Ward’s
retirement)

- Google (Search engine) The Mathematics Genealogy Project
- Coding People (from T.A. Gulliver's Website)
- Best Minimum Distance of [n,k] codes over GF(q)
- MathSciNet Search | The Mathnet Korea
- MAGMA(useful in coding programming) | GAP
- SIAM on Discrete Math.
- Joyner's Maple Programs
- POSTECH | Com2Mac at Postech | Postech Alumni | PosMath 89 | KGSA
- Hangyere
- Graduate Schools of Math from AMS ( Definition of Groups, Group I, Group II, Group III, Group IV, Group Va), NRC Ranking
- Soccer in SNU(NoSoYaDae)

last modified : 11/28/2012