We wish all our friends, family and visitors of our website, a Merry Christmas !
Some of you got a Christmas card from us, with the following picture on it …
The solution for this riddle is easy, you can read the final text in the second column of the following table underneath, from top to bottom …”Merry Xmas”

| M | M |
| (2.71828) | E |
| r to the second power | RR |
| (1/y) to the minus one power | Y |
| The square-root of x to the second power | X |
| Force divided by Acceleration | MAS |