From fb07d740f4ab9016736da6aecd88c84a6f2e5633 Mon Sep 17 00:00:00 2001
From: Jaime Arriaga Garcia <j.a.arriagagarcia@tudelft.nl>
Date: Mon, 14 Oct 2024 09:24:34 +0200
Subject: [PATCH] Update file 8-boundary-value-problem.ipynb
---
book/numerical_methods/8-boundary-value-problem.ipynb | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/book/numerical_methods/8-boundary-value-problem.ipynb b/book/numerical_methods/8-boundary-value-problem.ipynb
index e1b66351..caab199a 100644
--- a/book/numerical_methods/8-boundary-value-problem.ipynb
+++ b/book/numerical_methods/8-boundary-value-problem.ipynb
@@ -411,7 +411,7 @@
"\n",
"\n",
"$$\n",
- "\\text{Backward Difference: } f'= \\frac{f(x_i)-f(x_{-1})}{\\Delta x} + \\mathcal{O}(\\Delta x)\n",
+ "\\text{Backward Difference: } f'= \\frac{f(x_i)-f(x_{i-1})}{\\Delta x} + \\mathcal{O}(\\Delta x)\n",
"$$\n",
"\n",
"$$\n",
--
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