B CS 421 (Fall 2024): Lectures
CS 421: Programming Languages and Compilers
Lecture slides from Spring 2024
Video of class lectures (Channel CS 421 - FALL 2024; Section Misailovic)
Lecture Schedule for Fall 2024
Schedule subject to change as course progresses.
Lecture slides for lectures not yet given are preliminary, and may change.
Day Date Topic Slides and Code Videos Asmt Given Asmt Due
Week 1  
1Aug 27 Course Introduction, Introduction to Ocaml, Environments slides (PPT) (full sized PDF)

code (OCaml CODE) (SHELL)

Lect 1 MP1: OCaml: Basic Ocaml
2Aug 29 Ocaml Boolean, Tuples, Functions, Closures slides continued from Lecture 1 Lect 2 WA1: Evaluation and Evironments
Week 2  
3Sep 3 Closures and Evaluation of Function Application, Order of Evaluation in OCaml slides (PPT) (full sized PDF) Lect 3 MP2: Pattern Matching and Recursion MP1
4Sep 5 Higher-Order Functions, Pattern Matching and Recursion over Lists slides (PPT) (full sized PDF) Lect 4 WA2: Evaluating the Application of a Function WA1
Week 3  
5Sep 10
Quiz 1 on MP2
5Sep 10 Lists, List Pattern Matching, Recursion over Lists, Structural Recursion (PPT) (full sized PDF) Lect 5 MP3: Patterns of Recursion, Higher-order Functions MP2
6Sep 12 Forms of Recursion and Higher-Order Recursive Operators slides continued from Lecture 5 Lect 6 WA3XC: Order of Evaluation WA2
Week 4  
7Sep 17 Continuations and Continutation Passing Style slides (PPT) (full sized PDF), Lect 7 MP4: Higher-Order Functions and Continuation-Passing Style
8Sep 19 Continuation Passing Style (CPS) Transformation slides continued from Lecture 7 Lect 8 WA4: CSP Transformation; Working with Mathematical Specifications
9/19-9/21
Midterm 1, CBTF
Covers through Leture 6
Week 5  
9Sep 24 User Defined Types in Ocaml, Data Constructors and Pattern Matching slides (PPT) (full sized PDF), Lect 9 MP5: Working with ADTs: Implementing CPS Transformation MP3
10Sep 26 Recursive Data Types in OCaml slides continued from Lecture 9 Lect 10 WA4 was given 9/19 WA3XC (full cr)
Week 6  
11Oct 1 Types and Type Systems slides (PPT) (full sized PDF) Lect 11 MP5 was given 9/24 MP4
12Oct 3 Type Derivation slides continued from Lecture 11 Lect 12 WA5: Polymorphic Type Derivation WA4
Week 7  
13Oct 8
Quiz 2 on MP5
13Oct 8 Monomorphic Type Derivation slides (PPT) (full sized PDF) Lect 13 MP6: A Unification-Based Type Inferencer MP5
14Oct 10 Polymorphic Type Derivation slides (PPT) (full sized PDF) Lect 14 WA6: Incremental Unification Algorithm WA5
Week 8  
15Oct 15 Type Inference slides (PPT) (full sized PDF) Lect 15 MP7: Unification Algorithm
16Oct 17 Day Off for MT2
10/17-10/19
Midterm 2, CBTF
Covers Lecture 7 - 14
Week 9  
17Oct 22 Unification slides continued Lect 17 WA7: Regular Expressions MP6
18Oct 24 Regular Expressions, Right Regular Grammars, OCamllex slides (PPT) (Full PDF) Lect 18 MP8: A Lexer for PicoML
WA6
Week 10  
19Oct 29 Ocamllex cont, BNF Grammars, Parsing slides (cont) code (expr.ml) (exprlex.mll) (exprparse.mly) Lect 19 MP8 was given on 10/29 MP7
20Oct 31 Parse Trees, Ambiguous Grammars, Disambiguating Grammars Part 1, Ocamlyacc (PPT) (full sized PDF) Lect 20 WA8: Parse Trees WA7
Week 11  
21Nov 5 LR Parsing, Action and Goto Tables (PPT) (Full PDF) Lect 21 MP9: A Parser for PicoML MP8
7Nov 7
Quiz 3 on MP8
22Nov 7 Disambiguating Grammars, Part 2 slides (PPT) (Full PDF) /td> Lect 22 WA9: Natural and Transition Semantics WA8
Week 12  
23Nov 12 Natural Semantics slides (PPT) (Full PDF) Lect 23 MP10: An Evaluator for PicoML MP9
24Nov 14 Day off for MT3
11/14-11/16
Midterm 3, CBTF
Covers Lecture 15-22
Week 13  
25Nov 19 Transition Semantics slides continued from Lecture 23 Lect 25 MP11: A Transition Semantics Evaluator for CPS
26Nov 21 Intro to Lambda Calculus slides (PPT) (Full PDF) Lect 26 WA10:Lambda Calculus WA9
Week of Fall Break  
Nov 26 Thanksgiving
Nov 28 Thanksgiving
Week 14  
27Dec 3 Lambda Calculus - Evaluation slides (PPT) (Full PDF) Lect 27 WA11: Hoare Logic MP10
28Dec 5 Intro to Axiomatic Semantics slides: (PPT) (Full PDF) extra slides: (PPT) (Full PDF) Lect 28 WA10
Week 15  
29Dec 10 Hoare Logic (cont) Lect 29 MP11
 
Dec 11 Last day of classes WA11, WA3XC (late, max 80%)
Finals Week  
Dec 17 FINAL (8:00am - 11:00am) Cummulative, with more weight on the last third