01204213 ToC 10-3: พิสูจน์ว่า E_TM undecidable, นิยาม mapping reducibility

Round-15 hunt: picked; source: deeper uploads from a strong round 10-14 channel; channel already live on Lumen; strict per-title check + final strict pass; title rules; oEmbed verified.

A 15-minute video from Jittat Fakcharoenphol: “01204213 ToC 10-3: พิสูจน์ว่า E_TM undecidable, นิยาม mapping reducibility”.

Video by Jittat Fakcharoenphol, played through YouTube's embedded player.