The words contained in this file might help you see if this file matches what you are looking for:

...Cs notes on untyped lambda calculus revised sept oct rushikesh k joshi department of computer science and engineering indian institute technology bombay powai mumbai india email rkj cse iitb ernet in introduction is a with its core features function denition abstraction application by variable substitution the was invented churchaboutmorethanyearsago anythingthatiscomputablecanbeexpressedinlambda it equivalent to turing machine basic has very meager syntax s interesting see how one can explain computational structures that you programming languages terms expressions every takes single argument note but functions mul tiple arguments be transformed an expression involving this transformation process called currying some example denitions abstrac tions are given below x used as body computes value abstractions doubles computed returned returns itself identity xx applies applications applied values examples rst term second which p produces result substituting left y for not reducible reduc...