Course:CPSC311/2010WT1/Lecture Notes/WhatWeDidInClassToday

Just a quick summary of what we covered in class each day.

2010-09-20

• F1WAE, first order functions
• functions can be passed as arguments to other functions
• defined a new type 'FunDef' for our own functions
• implemented 'app' using 'subst'

2010-09-22

• the idea of a 'with' lookup table
• pass the list of deffered subs into interp in all cases
• discussed static vs dynamic scoping

2010-09-24

• FWAE, first class functions
• function definitions can see external 'with' declarations, but function applications can not