From a973b8170707342402f7833fe1a4abb74be5a99a Mon Sep 17 00:00:00 2001
From: zimmersandro <sandro.zimmermann@stud.fhgr.ch>
Date: Mon, 26 Oct 2026 13:53:24 +0100
Subject: [PATCH] Serie 5 Aufgabe 3. Funktionen Plotten. Script plottet
 funktionen mit matplotlib

---
 reelle_funktionen/serie_5_3.py | 57 ++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 reelle_funktionen/serie_5_3.py

diff --git a/reelle_funktionen/serie_5_3.py b/reelle_funktionen/serie_5_3.py
new file mode 100644
index 0000000..de3fbd3
--- /dev/null
+++ b/reelle_funktionen/serie_5_3.py
@@ -0,0 +1,57 @@
+#%%
+import numpy as np
+import matplotlib.pyplot as plt
+
+fig = 0
+lw = 3
+
+functions = [
+    {
+        "x_0": 0.,
+        "x_E": 2.,
+        "N": 2,
+        "f": lambda x: 0.4 * x + 1,
+    },
+    {
+        "x_0": -2.,
+        "x_E": 2.,
+        "N": 129,
+        "f": lambda x: x ** 2,
+    },
+    {
+        "x_0": -6.,
+        "x_E": 2.,
+        "N": 129,
+        "f": lambda x: 2 ** x,
+    },
+    {
+        "x_0": 0.01,
+        "x_E": 10.,
+        "N": 129,
+        "f": lambda x: np.log(x)/np.log(10),
+    },
+    {
+        "x_0": -1,
+        "x_E": 4,
+        "N": 129,
+        "f": lambda x: 3 / (x + 2),
+    },
+    {
+        "x_0": 0,
+        "x_E": 4 * np.pi,
+        "N": 257,
+        "f": lambda x: 2 * np.sin(x),
+    },
+]
+
+for function in functions:
+    x_data = np.linspace(function["x_0"], function["x_E"], function["N"])
+    y_data = function["f"](x_data)
+
+    fh = plt.figure(fig)
+    fig += 1
+    plt.plot(x_data, y_data, linewidth=lw)
+    plt.xlabel(r"$x$")
+    plt.ylabel(r"$y$")
+    plt.grid(visible=True)
+    plt.axis("image")
\ No newline at end of file