if the following are true:
instruction #0 is `add dst=2 src1=src1 src2=src2`
the PC at time 0 = 0
value of cell 1 at time 0 = 4
then value of cell 1 at time 1 = 4

View as a table | Try proving it

Start from the conclusion and work back up the proof. Click the arrow to show the parents.