In the forbidden fried egg image, the yolk is whats known as a Bloch sphere, and represents the classical geometry version of what happens in a qubit. It’s the entire range of possible behaviors ...

2 \end{array}\) In the exam \(\text{Surface area} = 4 \pi r^2\) is given on the formula sheet A hemisphere is half of a sphere. The volume can be found by calculating the volume of the whole ...