Correct two floating-point representations printed by the interpreter in
interactive examples.  Error noted by Dinu Gherman.
diff --git a/Doc/tut/tut.tex b/Doc/tut/tut.tex
index 69ff7ed..c8176d2 100644
--- a/Doc/tut/tut.tex
+++ b/Doc/tut/tut.tex
@@ -427,7 +427,7 @@
 
 \begin{verbatim}
 >>> 4 * 2.5 / 3.3
-3.0303030303
+3.0303030303030303
 >>> 7.0 / 2
 3.5
 \end{verbatim}
@@ -477,7 +477,7 @@
 >>> a.real
 1.5
 >>> abs(a)
-1.58113883008
+1.5811388300841898
 \end{verbatim}
 
 In interactive mode, the last printed expression is assigned to the