From 154b67cab08747c604bdede7f3d21a5a093e7c41 Mon Sep 17 00:00:00 2001
From: Adrian Kummerlaender
Date: Wed, 26 Dec 2018 12:10:44 +0100
Subject: Add some interpolation illustrations

---
 img/interpolation_detail.tikz | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 img/interpolation_detail.tikz

(limited to 'img/interpolation_detail.tikz')

diff --git a/img/interpolation_detail.tikz b/img/interpolation_detail.tikz
new file mode 100644
index 0000000..3f9472b
--- /dev/null
+++ b/img/interpolation_detail.tikz
@@ -0,0 +1,28 @@
+\begin{tikzpicture}[
+	scale=1.5,
+	coarse/.style={circle,draw=gray,inner sep=4pt},
+	ibase/.style={coarse,draw=black,very thick},
+	fine/.style={cross out,draw=gray,minimum size=8pt},
+	wantedfine/.style={fine,draw=black,ultra thick},
+	arrow/.style={-{Latex[length=2mm]},thick}
+]
+
+\foreach \x in {-3.5,...,3.5}
+	\node[coarse] at (\x,0){ };
+
+\foreach \x in {-7,...,7}
+	\node[fine] at (\x*0.5,0){ };
+
+\node[wantedfine] at (0,0){ };
+\node[ibase] at (-1.5,0){ };
+\node[ibase] at (-0.5,0){ };
+\node[ibase] at (0.5,0){ };
+\node[ibase] at (1.5,0){ };
+
+\draw[arrow] (0,0.8) node[right] {Gesuchter Wert \(\interpol{\star}{x_{g \to f}^f}\)} -- (0,0.3);
+\draw[arrow] (-1.5,-0.8) node[below right] {Bekannte Werte \(\interpol{\star}{\U_{g \to f}^g}\)} -- (-1.5,-0.3);
+\draw[arrow] (-0.5,-0.8) -- (-0.5,-0.3);
+\draw[arrow] (0.5,-0.8) -- (0.5,-0.3);
+\draw[arrow] (1.5,-0.8) -- (1.5,-0.3);
+
+\end{tikzpicture}
-- 
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