Generate a more complex version of this sentence Saprak 2003 anjeunna profésor full di ETH Zurich, dimana anjeunna geus diajarkeun saprak 2001.
Tangtu, versi nu leuwih kompleks tina kalimah ieu "Kusabab 2003 anjeunna profésor full di ETH Zurich sarta saprak 2009 anjeunna Diréktur Institute for Matematika Panalungtikan di ETH. "