:*"An even number is an integer which is a multiple of 2. Every such number has the form 2k. ": 2k without further explanation doesn't make much sense - it can easily be mistaken for 2 klicks or 2 kilo if you don't have any background. | :*"An even number is an integer which is a multiple of 2. Every such number has the form 2k. ": 2k without further explanation doesn't make much sense - it can easily be mistaken for 2 klicks or 2 kilo if you don't have any background. |