vault backup: 2025-02-04 12:03:53

Functional Programming/Eq and Num.md

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+```haskell
+add :: (Int -> Int) -> Int
+add x y = x+y
+
+instance Eq Bool where
+    True == True = True
+    False == False = True
+    _ == _ = False
+
+instance (Eq a, Eq b) => Eq (a, b) where
+    (x1, y1) == (x2, y2) = x1 == x2 && y1 == y2
+
+-- A value that exists
+myValue :: Maybe Int
+myValue = Just 42
+
+-- A value that doesn't exist
+noValue :: Maybe Int
+noValue = Nothing
+
+
+```
+
+
+```python
+
+class Number:
+	# Some implementation
+
+class Float(Number):
+	# Some implentation
+
+class Integer(Number):
+	# Some implementation
+
+
+def add(numA:Number, numB:Number) -> Number:
+	
+```
+
+
+```python
+
+class MyClass:
+	def __eq__(self):
+		# MyClass :: Eq
+    def __str__(self)
+	    # MyClass :: Show
+	def __
+```