06.06.2023, 15 Uhr
Phenomena in High Dimensions
Pierre Youssef (New York University, Abu Dhabi)
Alan Carey (ANU, Adelaide)
In condensed matter theory physicists have speculated on the relationshipbetween spectral flow and the Fredholm index in situations where the operators in question have essential spectrum and may not even be Fredholm. I will explain how their puzzles might be answered.