Smale finally earned his Ph.D. in 1957, under Raoul Bott. Its opening theme "Requiem" was performed by Catherine Bott. He has frequently collaborated with Raoul Bott. Other responses came from George Ou of ZDNet and Ed Bott of ZDNet. This is an algebraic form of Bott periodicity. In mid-2019, Systainer was announced jointly by Festool, Bott, and Tanos. In particular, a Bott periodicity theorem holds. T.L. Bott, J.R. Sedell, C.E. Cushing, and R.L. Vannote. These equivalences immediately yield the Bott periodicity theorems. The Pennsylvania Dutch version is called "bott boi".