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Today we finished ch1.1 and started on cha1.2. I spoke about free products of groups and formulated van Kampens theorem. On Wednesday I'll give the proof of van Kampen.

Exercises for Wednesday: Ch 1.1: No 5,6, 7, 8, 10, 11, 12, 13, 16, 17.

Geir

Ps.: Sorry for late message, but i tried to post it on Friday and then again this morning, without success.

G