From 22010e942c1fd789b99973095bc84a1d6a2c8337 Mon Sep 17 00:00:00 2001
From: Lars kleyn Winkel <l.kleynwinkel@student.tudelft.nl>
Date: Mon, 10 Feb 2020 16:44:00 +0000
Subject: [PATCH] Update src/7_tight_binding_model_sol.md
---
src/7_tight_binding_model_sol.md | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/7_tight_binding_model_sol.md b/src/7_tight_binding_model_sol.md
index 2ab7aafc..022b7503 100644
--- a/src/7_tight_binding_model_sol.md
+++ b/src/7_tight_binding_model_sol.md
@@ -37,7 +37,7 @@ Group velocity is given as $v=\hbar^{-1}\frac{\partial E}{\partial k}$ with $E=\
pyplot.subplot(1,2,1)
k = np.linspace(-pi+0.01, pi-0.01, 300)
pyplot.plot(k[0:149], np.sin(k[0:149])/(np.sqrt(1-np.cos(k[0:149]))),'b');
-pyplot.plot(k[149:300], np.sin(k[149:300])/(np.sqrt(1-np.cos(k[149:300]))),'b');
+pyplot.plot(k[150:300], np.sin(k[150:300])/(np.sqrt(1-np.cos(k[150:300]))),'b');
pyplot.xlabel('$k$'); pyplot.ylabel('$v(k)$');
pyplot.xticks([-pi, 0, pi], [r'$-\pi/2$', 0, r'$\pi/2$']);
pyplot.yticks([-np.sqrt(2), 0, np.sqrt(2)], [r'$-2\sqrt{\frac{\kappa}{m}}$', 0, r'$2\sqrt{\frac{\kappa}{m}}$']);
--
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