lib/matrix.rb in matrix-0.4.1 vs lib/matrix.rb in matrix-0.4.2

@@ -377,10 +377,10 @@
     count = direction == :row ? row_count : column_count
     CoercionHelper.check_int(val, count, direction)
   end
 
   private def set_value(row, col, value)
-    raise ErrDimensionMismatch, "Expected a a value, got a #{value.class}" if value.respond_to?(:to_matrix)
+    raise ErrDimensionMismatch, "Expected a value, got a #{value.class}" if value.respond_to?(:to_matrix)
 
     @rows[row][col] = value
   end
 
   private def set_row_and_col_range(row_range, col_range, value)