As announced in class today, lecture of Tuesday 17th is canceled, it is recovered on Thursday 19th.

Then, on Thursday 19th there are two classes: from 9:30 to 11 a.m. in building H3, and from noon to 1:30 in building D.

Office hours of Tuesday 17th are canceled, they are recovered on Thursday 19th, from 11 to 12 a.m.