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authorAndreas Müller <andreas.mueller@ost.ch>2021-08-27 18:21:49 +0200
committerAndreas Müller <andreas.mueller@ost.ch>2021-08-27 18:21:49 +0200
commit7ec5294c2e6169d15419bfe831d09a43e87b9b29 (patch)
treee6263e226469a94ac6fd12b0861cf3b0849f5640 /buch/chapters/060-integral/images/erfpunkte.m
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Fehlerfunktion
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+#
+# erf.m provide plot data for error function
+#
+# (c) 2021 Prof Dr Andreas Müller, OST Ostschweizer Fachhochschule
+#
+N = 93;
+x = (-N:N) / 30;
+y = erf(x);
+
+fn = fopen("erfpunkte.tex", "w");
+fprintf(fn, "\\def\\erfpfad{(%.3f,%.3f)", x(1), y(1));
+for i = (2:(2*N+1))
+ fprintf(fn, "\n -- (%.3f,%.3f)", x(i), y(i));
+endfor
+fprintf(fn, "}\n");
+fclose(fn)