diff --git a/UBVorlage.tex b/UBVorlage.tex
index 543fe54..6e2dc04 100644
--- a/UBVorlage.tex
+++ b/UBVorlage.tex
@@ -69,9 +69,7 @@
 %Kommando für Aufgaben
 %\Aufgabe{AufgTitel}{Punktezahl}
 \newcommand{\Aufgabe}[2]{\stepcounter{n}
-\begin{equation}
-
-\end{equation}\textbf{Aufgabe \arabic{n}: #1} (#2 Punkte)\\}
+	\textbf{Aufgabe \arabic{n}: #1} (#2 Punkte)\\}
 
 
 
diff --git a/is/UB1/ISUB1.pdf b/is/UB1/ISUB1.pdf
deleted file mode 100644
index 8820c27..0000000
--- a/is/UB1/ISUB1.pdf
+++ /dev/null
Binary files differ
diff --git a/is/UB1/ISUB1.tex b/is/UB1/ISUB1.tex
index 9deb47d..73878a2 100644
--- a/is/UB1/ISUB1.tex
+++ b/is/UB1/ISUB1.tex
@@ -99,7 +99,7 @@
                     \item $A:=1\ pair,\ B:=\neg Spades$\\
                         $P(A|B)=\frac{P(B|A)P(A)}{P(B)}$\\
                         $P(A)=\frac{352}{833},\ P(B)=\frac{39}{52}\cdot\frac{38}{51}\cdot\frac{37}{50}\cdot\frac{36}{49}\cdot\frac{35}{48}=\frac{2109}{9520}$\\
-                        $P(B|A)=1-P(\neg B| A)=1-\left(\frac{1}{4}+\frac{3}{4}\frac{1}{4}+\left(\frac{3}{4}\right)^2\frac{1}{4}+\left(\frac{3}{4}\right)^3\frac{1}{4}+\left(\frac{3}{4}\right)^4\frac{1}{3}\right)=1-\frac{101}{128}=\frac{27}{128}\approx 0.211$\\
+                        $P(B|A)=1-P(\neg B| A)=1-\left(\frac{1}{4}+\frac{3}{4}\cdot\frac{1}{4}+\left(\frac{3}{4}\right)^2\frac{1}{4}+\left(\frac{3}{4}\right)^3\frac{1}{4}+\left(\frac{3}{4}\right)^4\frac{1}{3}\right)=1-\frac{101}{128}=\frac{27}{128}\approx 0.211$\\
                         $P(A|B)=\frac{\frac{27}{128}\cdot \frac{352}{833}}{\frac{2109}{9520}}=\frac{1980}{4921}\approx 0.402$
                     \item $A:=2\ pairs,\ P(A)=\frac{198}{4165}$, B as above\\
                         $P(B|A)=1-\left(\frac{1}{4}+\frac{3}{4}\cdot\frac{1}{4}+\left(\frac{3}{4}\right)^2\cdot\frac{1}{4}+\left(\frac{3}{4}\right)^3\cdot\frac{1}{3}+\left(\frac{3}{4}\right)^3\frac{2}{3}\cdot\frac{1}{3}\right)=\frac{3}{16}$\\
@@ -122,7 +122,7 @@
                 0 & if\ z<0\\
                 \frac{1}{2} z^2 & if\ 0\leq z\leq \sqrt2\\
                 1 & if\ z>\sqrt2
-            \end{cases}$%TODO: adjust intervals dazu sagt das Beispiel nichts...
+            \end{cases}$
            \\ reference: http://math.arizona.edu/$\sim$jwatkins/f-transform.pdf
         \end{enumerate}
     \Aufgabe{Keep Rolling!}{4}
diff --git a/mb/Rechnung3c.mn b/mb/Rechnung3c.mn
index 9ee4ec0..fc4b023 100644
--- a/mb/Rechnung3c.mn
+++ b/mb/Rechnung3c.mn
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