HW for week 4: task 9 - read the text and find expressions describing numbers and classification.

                            task 12 - give details about these numbers

Sign up for pair presentations in the table below.               

 

           

     HW for week 5 - task 11 b) and c) - Fill in the missing expressions in Euclid´s Fifth Postulate and Lobachevsky´s Parallel Postulate and draw sketches illustrating both postulates.                  

Key to unit 3