"numberic" --> "numeric", two places

Doc/ref/ref3.tex

@@ -1047,7 +1047,7 @@ multiplication (meaning repetition) by defining the methods
   \ttindex{__radd__()}
   \ttindex{__mul__()}
   \ttindex{__rmul__()}}
-\withsubitem{(numberic object method)}{\ttindex{__coerce__()}}
+\withsubitem{(numeric object method)}{\ttindex{__coerce__()}}
 
 \begin{methoddesc}[mapping object]{__len__}{self}
 Called to implement the built-in function
@@ -1121,7 +1121,7 @@ Methods corresponding to operations that are not supported by the
 particular kind of number implemented (e.g., bitwise operations for
 non-integral numbers) should be left undefined.
 
-\begin{methoddesc}[numberic interface]{__add__}{self, other}
+\begin{methoddesc}[numeric interface]{__add__}{self, other}
 \methodline{__sub__}{self, other}
 \methodline{__mul__}{self, other}
 \methodline{__div__}{self, other}