10 Questions
What is the syntax for a lambda expression in Scheme?
(lambda (formal-parameters) body)
How can a lambda expression be used?
As the operand in a combination
What is the general form of a let-expression in Scheme?
(let ((var1 exp1) (var2 exp2)...(varn expn)) body)
How is a let-expression related to a lambda expression?
It is syntactic sugar for ((lambda (var1 var2...varn) body) exp1 exp2...expn)
What is the scope of a variable in a let-expression?
The body
Are the variables in a let-expression parallel and independent?
Yes
Can variables in a let-expression refer to each other?
No
What is a let-expression used for in Scheme?
Creating local variables
What do compound procedures in Scheme abstract patterns of?
Numerical operators (mathematical functions)
What kind of abstraction do higher-order procedures in Scheme express?
A more powerful kind of abstraction
Learn about algorithmic complexity analysis, where the amount of resources required by a process for a problem of size n is analyzed. Explore the concept of order of growth and the notation Θ(f(n)) to understand how resources scale with problem size.
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