The functional style

Question 1

first order functions

Answer 1

no self reference
linear
do not take other functions as arguments

Question 2

higher order functions

Answer 2

take other functions as arguments

returns functions as a result

Question 3

how are comupations described in FP

Answer 3

list of equations that relate inputs to outputs

Question 4

Strict evaluation

Answer 4

evaulates arguments before calling the functions

Question 5

lazy evaluation

Answer 5

evaluates arguments only when they’re needed and about to be used
Haskell - no shared expression is evaluated more than once