Hwk 3 15 exercises in "From Classical to Quantum Shannon Theory" 5.1.3 5.1.4 5.2.6 5.2.11 5.3.1 6.2.3 6.2.4 6.2.5 6.2.6 7.2.3 7.4.3 7.4.4 8.3.2 9.1.1 9.2.7