REMEMBERING GOOD FRIENDS FROM WAY BACK WHEN             Over the last sixty years I have had very many students, many of whom I still remember. But along the way there has been a group of them that have stood out in my memory largely because we, for one reason or another, have remained good friends.…

THE LIAR PARADOX      In his letter to Titus Paul refers to a famous saying of a Cretan poet who is supposed to have said “All Cretans are always liars.” This is referred to by logicians as the “Cretan paradox” because it appears that if it is true, it is at the same time false…