init: tool for graphing functions and slope fields in love2d

eulerNumber.lua

@@ -0,0 +1,15 @@
+local function factorial(n)
+    if n <= 2 then
+        return n
+    end
+    return n * factorial(n-1)
+end
+
+local function calculate_e(terms)
+    local e = 1
+    for i = 1, terms do
+        e = e + 1 / factorial(i)
+    end
+    return e
+end
+return calculate_e(10)