All Posts Sewing Chiral RCFTs Jan 2, 2026 ✎ Jan 2, 2026 Constructing higher genus rational conformal field theories from local ones via sewing procedure. Feynman Rules as a Monad Dec 16, 2025 ✎ Dec 16, 2025 The definition of Feynman rules can be captured using the language of monads, and the "renormalization" procedure corresponds to the bar construction. Seeking Answers Beyond the "World" Nov 30, 2025 ✎ Nov 30, 2025 For fresh water comes from the source. Chern Simons Theory and Yang-Baxter Equation Nov 18, 2025 ✎ Nov 19, 2025 The Kontsevich integral could be found in perturbative Chern-Simons theory, which could be associated with the Yang-Baxter equation and R matrix. Chern Simons Theory From Anyons Nov 2, 2025 ✎ Nov 2, 2025 An introduction to Chern-Simons theory through the study of anyons in two-dimensional space, whose Schrödinger equation is Knizhnik-Zamolodchikov equation. Two Roads Diverged in a Yellow Wood Oct 24, 2025 ✎ Oct 24, 2025 Each is a path to truth. A Hand-Rolled Comment System Oct 22, 2025 ✎ Oct 22, 2025 I added a homemade comment system to my blog, built on a Serverless architecture and GitHub Discussions. Čech-de Rham Complex as a Model of Derived Global Section Oct 15, 2025 ✎ Oct 25, 2025 We use the tools of derived functor and sheaf cohomology to understand Čech-de Rham complex we introduced in the previous blog, which is a model of the derived global section of Deligne complex. Mixed Anomaly and Riemann-Roch Theorem Sep 14, 2025 ✎ Oct 15, 2025 U(1)-gravity mixed anomaly in bc CFT manifests as Riemann-Roch Theorem Pinning Floating Windows on Top in MacOS Sep 1, 2025 ✎ Nov 20, 2025 Implementing pinned floating windows on MacOS via Objective-C code injection, using the kitty terminal as an example, without disabling SIP. Using Typst to Mark Everything Down, Instead of TeX Them Aug 16, 2025 ✎ Oct 17, 2025 Affliction is Bodhi. Typst Syntax Aug 14, 2025 ✎ Oct 12, 2025 List of Typst Syntax, for rendering tests.
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