The 2026 Summer Course
Invariants and Pictures (不变量与图)
delivered by Prof. Vassily Manturov
瓦西里·曼图罗夫教授主讲


Course Recordings

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📺 Course Recordings

All recorded sessions will be uploaded to Bilibili shortly after each class.

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📋 Lecture Schedule & Individual Recording Links

Date Lecture (中文 / English) Bilibili Link
Aug 17, 2026 小消去群 Small cancellation groups
Aug 18, 2026 辫群 Braid groups
Aug 20, 2026 自由纽结、奇偶括号、图值不变量 Free knots. The parity bracket. Picture-valued invariants
Aug 21, 2026 自由纽结的协边理论 Cobordisms of free knots
Aug 22, 2026 群 Gₙᵏ、辫的不变量与构型空间 The groups Gₙᵏ. Invariants of braids and configuration spaces
Aug 23, 2026 托勒密关系导出辫不变量 The Ptolemy relation yields braid invariants
Aug 24, 2026 模型:托勒密关系导出五边形 The toy model: Ptolemy yields pentagon
Aug 25, 2026 如何不写方程而解方程:投影法的精髓 How to solve equations without writing them: the essence of the photography method
Aug 27, 2026 Dijkgraaf–Witten 不变量 Dijkgraaf–Witten invariants
Aug 28, 2026 相似图形引发学科交叉:辫、簇代数、热带几何、摄影法 Similar pictures lead to interactions between sciences: braids, cluster algebras, tropical geometry, photography method
Aug 29, 2026 课程总结 Course Review

📖 Related Lecture

Date Lecture Bilibili Link
Aug 8, 2026 On generalisations of groups Gnk for moduli spaces, braid groups, and algebraic geometry Talk by Prof. Vassily O. Manturov @ Seminar "Knots, graphs and groups"

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Copyright © 2026 Summer Course @ GDUFS
Maintained by Chao Yang
For more information about the regular online seminars on knots and representation theory organized by Prof. Vassily Manturov, please visit: https://www.ktrt-seminars.com/