id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ap-1277	Znojil, M.	Rectifiable PT -symmetric Quantum Toboggans with Two Branch Points	2010	7	.pdf	application/pdf	4243	203	66	In an opposite direction one could also contem- plate tobogganic models where a larger number of branch points would have to be taken into account. 3.2 Sequences of critical points An inspection of Figures 2 and 3 and a comparison with Figures 4 and 5 reveals that one should expect the emergence of sudden changes of the winding de- scriptors � during a smooth variation of the shift Re x Im x –6 –4 –2 –4 –2 2 Fig.	cache/ap-1277.pdf	txt/ap-1277.txt