Notes for Week 6 Higher Order Functions

Links:

• Chapter 6 agenda
• Online chapter

Exercises:

• Chapter 6 Exercises

• Tests for exercises:

    testProb1Curry   = (curry' fst) 11 22 == 11
    testProb1Uncurry = (uncurry' (+)) (12,23) == 35
    testProb2        = prob2 (+11) odd [1..10] == [13,15,17,19,21]
    testProb3Length  = length' [1..10] == 10
    testProb3Append  = append' "has" "kell" == "haskell"
    testProb3Flatten = flatten' ["abc","def","ghi"] == "abcdefghi"
    testProb3Flatmap = flatmap' (replicate 3) [1..4] == [1,1,1,2,2,2,3,3,3,4,4,4]
    testProb4        = dec2nat [2, 3, 4, 5] == 2345
    testProb5        = fib' 10 == [0,1,1,2,3,5,8,13,21,34,55]
    testProb6        = prob6 2 == 9
    testProb7Fst     = fst' (1,2) == 1
    testProb7Snd     = snd' (1,2) == 2
  

Questions raised during the group:

//TODO

Answers to Exercises:

• Chapter 6 Answers

Will be checked in after the meetup!

Interesting Asides

• Teaching FP to Kids with Dr Seuss