update tut and theo

pirms 5 gadiem · 9167ec3555
--- a/ws2020/theo/uebungen/theo5.xopp
+++ b/ws2020/theo/uebungen/theo5.xopp
--- a/ws2020/tut-ana/praesenzaufgaben5.xopp
+++ b/ws2020/tut-ana/praesenzaufgaben5.xopp