The next big Haskell project is about to start!
If I break, you can:
  1. Restart:           M-x haskell-process-restart
  2. Configure logging: C-h v haskell-process-log (useful for debugging)
  3. General config:    M-x customize-mode
  4. Hide these tips:   C-h v haskell-process-show-debug-tips
λ> (2,3)
(2,3)
λ> (2 + 5,3^5)
(7,243)
λ> (2 + 3, 2 < 3)
(5,True)
Restarting process ...
The next big Haskell project is about to start!
If I break, you can:
  1. Restart:           M-x haskell-process-restart
  2. Configure logging: C-h v haskell-process-log (useful for debugging)
  3. General config:    M-x customize-mode
  4. Hide these tips:   C-h v haskell-process-show-debug-tips
λ> (1.2, 2.3)
(1.2,2.3)
λ> :t (1.2, 2.3)
(1.2, 2.3) :: (Fractional b, Fractional a) => (a, b)
λ> :t p
p :: (Double, Double)
λ> 
λ> :t p
p :: Point
λ> :t t
t :: Triangle
λ> fst p
1.2
λ> snd p
2.3
λ> applyTranslation symX t
((1.2,-2.3),(0.0,-0.0),(1.3,-2.8))
λ> sndPoint t
(0.0,0.0)
λ> thdPoint t
(1.3,2.8)
λ> sndPoint t
(0.0,0.0)
λ> 
2
λ>