Permalink Submitted by Jonathan Follows on April 12, 2020

I've only looked at this Web page this week, and I agree with you. The equation for S(infinity) as displayed is missing a minus sign, or alternatively should be changed as you suggest. The legend on the graph following for the y-axis correctly includes the minus sign.

## Incorrect equation

I've only looked at this Web page this week, and I agree with you. The equation for S(infinity) as displayed is missing a minus sign, or alternatively should be changed as you suggest. The legend on the graph following for the y-axis correctly includes the minus sign.