7월 31일 세미나(이상진) 안내

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Symplectic Seminar

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Jul 23, 2026, 9:39:26 PM (9 days ago) Jul 23
to Symplectic Seminar
동료 연구자 분들께,

안녕하세요. 이상진 입니다.

다음 주 금요일(7월 31일) 예정된 세미나 안내 드립니다.

- 시간 및 장소: 7월 31일 금요일, 10시-12시, 서울대학교 129동 309호
- 연사: 이상진
- Title: A symplectic Thom–Sebastiani theorem and its application
- Abstract: In this talk, I plan to discuss some of the following three topics: 
- i) A symplectic Thom–Sebastiani theorem: When one has two Lefschetz fibrfations f: X \to \mathbb{C} and g: Y \to \mathbb{C}, their sum f+g:X \times Y \to \mathbb{C} is another Lefschetz fibration. The theorem explains what fiber and vanishing cycles f+g has. 
- ii) Lagrangian Floer theory between vanishing cycles: After assuming a simpleness condition on f and g, we can discuss Lagrangian Floer theory on the fiber of f+g. 
- iii) An application of ii) in Mathematical Physics/Representation Theory. 
This talk is based on a joint work in progress with Philsang Yoo. 

많은 관심과 참여 부탁 드립니다.

감사합니다.
이상진 드림.

Symplectic Seminar

unread,
Jul 29, 2026, 9:05:45 PM (3 days ago) Jul 29
to Symplectic Seminar
동료 연구자 분들께,

안녕하세요. 이상진 입니다. 

이전 안내에서 zoom link를 빠뜨려 다시 안내 드립니다. 

- 시간 및 장소: 7월 31일 금요일, 10시-12시, 서울대학교 129동 309호
- 연사: 이상진
- Title: A symplectic Thom–Sebastiani theorem and its application
- Abstract: In this talk, I plan to discuss some of the following three topics: 
i) A symplectic Thom–Sebastiani theorem: When one has two Lefschetz fibrfations f: X \to \mathbb{C} and g: Y \to \mathbb{C}, their sum f+g:X \times Y \to \mathbb{C} is another Lefschetz fibration. The theorem explains what fiber and vanishing cycles f+g has. 
ii) Lagrangian Floer theory between vanishing cycles: After assuming a simpleness condition on f and g, we can discuss Lagrangian Floer theory on the fiber of f+g. 
iii) An application of ii) in Mathematical Physics/Representation Theory. 
This talk is based on a joint work in progress with Philsang Yoo. 
- Zoom information
Join Zoom Meeting
https://kias-re-kr.zoom.us/j/82714616205?pwd=uhzpjAyABedTn6to3TMSHsKQlUZ2XV.1
Meeting ID: 827 1461 6205
Passcode: 531088

감사합니다.
이상진 드림
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