This. Teachers speaking in front of the blackboard is overrated, anyone can do that.
In fact it is precesily this part that a student can go and find on the internet explained in 30 different ways if he still doesn't get it.
In fact it is precesily this part that a student can go and find on the internet explained in 30 different ways if he still doesn't get it.
Seeing that the audience was perplexed, he reluctantly took a five minute detour and explained Newton-Raphson algorithm, at which point the unbelievable circus trick suddenly became trivial.