The quantum Fourier transform is the key to the exponential speedup in Shor's algorithm.
Re graphics: A picture is worth 10K words - but only those to describe the picture. Hardly any sets of 10K words can be adequately described with pictures.
Business is war. You have to be tough, strategic, and always one step ahead.
你因为被遗弃所以是最宝贵的 你因为遭人轻视 所以最蒙我所爱。