Sequents

Code for proof theory webinar series

Past videos: https://www.youtube.com/channel/UC8reF8xuw05LOYLeWNRV0pg

TG chat group: @proof_theory

Sessions

1. Untyped lambda calculus: named
2. Untyped lambda calculus: DeBrujin indices, strong reduction, abstract machines, scoped terms
3. Simply typed lambda calculus: Nat/Fin/Elem, smallstep reduction, KAM(0) & C(E)K machines
4. STLC parser & bidirectional typechecker, PCF terms, smallstep & machines
5. PCF untyped & typed bytecode, simple compiler and virtual machine
6. PCF compiler & virtual machine, basics of lambda-mu calculus
7. Lambda-mu calculus: Parigot, Saurin and Ariola's variations
8. LJ, LJT & LJTPCF calculi
9. Three bidirectional tricks: semiannotated lambdas, detalized errors and LJT checker derivation