From 79b909927497ab664cc0b98deeb345afb1c9415e Mon Sep 17 00:00:00 2001
From: Markus Schmidt <mark.schmidt@edu.uni-graz.at>
Date: Tue, 21 Oct 2025 19:35:55 +0200
Subject: [PATCH] solutions

---
 C/.venv/bin/python     |  1 +
 C/.venv/bin/python3.12 |  1 +
 C/main.py              | 27 +++++++++++++++++++++++++++
 3 files changed, 29 insertions(+)
 create mode 120000 C/.venv/bin/python
 create mode 120000 C/.venv/bin/python3.12
 create mode 100644 C/main.py

diff --git a/C/.venv/bin/python b/C/.venv/bin/python
new file mode 120000
index 0000000..b8a0adb
--- /dev/null
+++ b/C/.venv/bin/python
@@ -0,0 +1 @@
+python3
\ No newline at end of file
diff --git a/C/.venv/bin/python3.12 b/C/.venv/bin/python3.12
new file mode 120000
index 0000000..b8a0adb
--- /dev/null
+++ b/C/.venv/bin/python3.12
@@ -0,0 +1 @@
+python3
\ No newline at end of file
diff --git a/C/main.py b/C/main.py
new file mode 100644
index 0000000..2d6fa64
--- /dev/null
+++ b/C/main.py
@@ -0,0 +1,27 @@
+import numpy as np
+import matplotlib.pyplot as plt
+
+def u(x, p):
+    if p == 0:
+        return x
+    else:
+        return (np.exp(p*x)-1)/(np.exp(p)-1)
+
+
+x = np.linspace(0, 1, 200)
+
+p_values = [-10, -2, 0, 2, 10]
+colors = ['purple', 'blue', 'black', 'orange', 'red']
+
+
+
+plt.figure(figsize=(7,5))
+for p, c in zip(p_values, colors):
+    plt.plot(x, u(x, p), label=f"p = {p}", color=c, linewidth=2)
+
+
+plt.xlabel("x")
+plt.ylabel("u(x)")
+plt.legend()
+plt.grid(True)
+plt.show()