Four-digit numbers which are squared sums

Heather Coughlin and Brian Jue have written an article called Four-digit numbers which are squared sums. The article was recently published online in International Journal of Mathematical Education in Science and Technology. Here is the article abstract:

There is a very natural way to divide a four-digit number into 2 two-digit numbers. Applying an algorithm to this pair of numbers, determine how often the original four-digit number reappears.

Advertisements
This entry was posted in journal-articles. Bookmark the permalink.

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s