Merge branch 'AndreasFMueller:master' into master

1 files changed, 53 insertions, 0 deletions

diff --git a/buch/papers/lambertw/Bilder/Strategie.py b/buch/papers/lambertw/Bilder/Strategie.py
new file mode 100644
index 0000000..975e248
--- /dev/null
+++ b/buch/papers/lambertw/Bilder/Strategie.py
@@ -0,0 +1,53 @@
+# -*- coding: utf-8 -*-
+"""
+Created on Fri Jul 29 09:40:11 2022
+
+@author: yanik
+"""
+import pylatex
+
+import numpy as np
+import matplotlib.pyplot as plt
+
+N = np.array([0, 0])
+V = np.array([1, 4])
+Z = np.array([5, 5])
+VZ = Z-V
+vzScale = 0.4
+
+
+a = [N, N, V]
+b = [V, Z, vzScale*VZ]
+
+X = np.array([i[0] for i in a])
+Y = np.array([i[1] for i in a])
+U = np.array([i[0] for i in b])
+W = np.array([i[1] for i in b])
+
+xlim = 6
+ylim = 6
+fig, ax = plt.subplots(1,1)
+ax.set_xlim([0, xlim]) #<-- set the x axis limits
+ax.set_ylim([0, ylim]) #<-- set the y axis limits
+#plt.figure(figsize=(xlim, ylim))
+ax.quiver(X, Y, U, W, angles='xy', scale_units='xy', scale=1, headwidth=5, headlength=7, headaxislength=5.5)
+
+ax.plot([V[0], (VZ+V)[0]], [V[1], (VZ+V)[1]], 'k--')
+ax.plot(np.vstack([V, Z])[:, 0], np.vstack([V, Z])[:,1], 'bo', markersize=10)
+ax.set_xlabel("x", size=20)
+ax.set_ylabel("y", size=20)
+
+ax.text(2.5, 4.5, "Visierlinie", size=20, rotation=10)
+
+plt.rcParams.update({
+    "text.usetex": True,
+    "font.family": "serif",
+    "font.serif": ["New Century Schoolbook"],
+})
+
+ax.text(1.6, 4.3, r"$\dot{v}$", size=20)
+ax.text(0.65, 3.9, r"$V$", size=20, c='b')
+ax.text(5.15, 4.85, r"$Z$", size=20, c='b')
+
+
+