The First Commit

Author: Dan Young

README.md

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+print("This Program ilustrates a chaotic function")
+x = eval(input("Enter Number"))
+for i in range(10):
+    x = 3.9 * x * (1-x)
+    print(x)

chap01/exercise_2.py

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+print("This Program ilustrates a chaotic function")
+x = eval(input("Enter Number"))
+for i in range(10):
+    x = 2.0 * x * (1-x)
+    print(x)

chap01/exercise_3.py

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+print("This Program ilustrates a chaotic function")
+n = eval(input("How many numbers should I print? "))
+x = eval(input("Enter a value between 0 and 1: "))
+for i in range(n):
+    x = 2.0 * x * (1-x)
+    print(x)

chap01/exercise_5.py

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+print("This Program ilustrates a chaotic function")
+n = eval(input("How many numbers should I print? "))
+x = eval(input("Enter a value between 0 and 1: "))
+for i in range(n):
+    x = 3.9 * x * (1-x)
+    print(x)

chap01/exercise_6.xlsx

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+print("This Program ilustrates a chaotic function")
+n = eval(input("How many numbers should I print? "))
+x = eval(input("Enter a value between 0 and 1: "))
+for i in range(n):
+    x = 3.9 * (x - x * x)
+    print(x)

chap01/exercise_6a.py

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+print("This Program ilustrates a chaotic function")
+n = eval(input("How many numbers should I print? "))
+x = eval(input("Enter a value between 0 and 1: "))
+for i in range(n):
+    x = 3.9 * x - 3.9 * x * x
+    print(x)

chap01/exercise_6b.py

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+print("This Program ilustrates a chaotic function")
+n = eval(input("How many numbers should I print? "))
+x = eval(input("Enter a value between 0 and 1: "))
+y = eval(input("Enter a different value between 0 and 1: "))
+for i in range(n):
+    x = 3.9 * x - 3.9 * x * x
+    y = 3.9 * y - 3.9 * y * y 
+    print(x, y)

chap01/exercise_6c.py

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+def main():
+    print("This program calculates the future value\n", "of an annualized investment.")
+    principal = eval(input("Enter the initial principal: "))
+    apr = eval(input("Enter the annual interest rate in perecents: "))
+    year = eval(input("Enter the length of investment in years: "))
+    deposit = eval(input("Enter the amount to be deposited each month: "))
+
+    for i in range (year):
+        principal = (principal * (1 + (apr * .01))) + (deposit * 12)
+    print("The value in", year, "years is", principal)
+
+main()