Goodies for Jeff Lagarias' paper
See a
picture of L. Collatz
.
There is some controversy about the origin of the
3x+1
problem. We wish to thank Mike Mays for his permission to reproduce a letter sent to him by Collatz. See
page 1
and
page 2
of the letter.
See
a graph of the stopping function for the original Collatz function
and explore this function on your own with Maple code kindly provided by Gaston Gonnet by clicking the Maple icon after following
this link.