*And the winter break read is… The Calculus of Friendship… a wonderful book that needs to be read by high school kids too… for the good old times when high school math was more about math problems than grades… realizing now that we’ve started another new year at Tahoe with The Joy of X… both books by Steven Strogatz… here’s to the next math read… Infinite Powers! *

The Calculus of Friendship: What a Teacher and a Student Learned about Life while Corresponding about Math – Princeton University Press

The Calculus of Friendship – American Mathematical Society . pdf