From 15c24e0fd1dc243023dd35ba21138709ada32086 Mon Sep 17 00:00:00 2001
From: Michael Wimmer <m.t.wimmer@tudelft.nl>
Date: Sun, 12 Sep 2021 20:54:09 +0000
Subject: [PATCH] write down initial and boundary conditions separately

---
 src/8_differential_equations_2.md | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/8_differential_equations_2.md b/src/8_differential_equations_2.md
index 35b5cde..1814b10 100644
--- a/src/8_differential_equations_2.md
+++ b/src/8_differential_equations_2.md
@@ -271,8 +271,9 @@ arise from the time derivative and likewise at least one from the spatial
 derivative. 
 
 For the Schrödinger equation, we could supply the initial conditions
-
-$$\psi(x,0)=\psi_0(x) \& \psi(0,t) = \psi(L, t) = 0 \text{for all $t$}.$$
+$$\psi(x,0)=\psi_0(x)$$
+together with the boundary conditions
+$$\psi(0,t) = \psi(L, t) = 0 \text{for all $t$}.$$
 
 This particular set of boundary conditions corresponds to a particle in a box,
 a situation which is used as the base model for many derivations in quantum 
-- 
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