From 6d53447a1040de2da35169a78308289e827c1f6f Mon Sep 17 00:00:00 2001
From: Roger Wolf <roger.wolf@kit.edu>
Date: Fri, 20 Dec 2024 08:41:50 +0100
Subject: [PATCH] fix of one more EQ as follow up
---
.../doc/Hinweise-Kennlinienfeld.md | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Transistor_und_Operationsverstaerker/doc/Hinweise-Kennlinienfeld.md b/Transistor_und_Operationsverstaerker/doc/Hinweise-Kennlinienfeld.md
index 1f15a65..276c4b2 100644
--- a/Transistor_und_Operationsverstaerker/doc/Hinweise-Kennlinienfeld.md
+++ b/Transistor_und_Operationsverstaerker/doc/Hinweise-Kennlinienfeld.md
@@ -30,7 +30,7 @@
&\\
&U_{\mathrm{BE}} = n\,U_{T}\,\ln\left(\frac{I_{\mathrm{B}}}{I_{S}}+1\right);\\
&\\
- &r_{\mathrm{B}} = \frac{\mathrm{d}U_{\mathrm{BE}}}{\mathrm{d}I_{\mathrm{B}}} = n\,\frac{U_{T}}{I_{\mathrm{B}}+1}.
+ &r_{\mathrm{B}} = \frac{\partial U_{\mathrm{BE}}}{\partial I_{\mathrm{B}}} = n\,\frac{U_{T}}{I_{\mathrm{B}}+1}.
\end{split}
\end{equation*}
\end{equation*}
--
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