The calculus knowledge learned by college students may come in handy during cryptocurrency trading one day, saving the life of your wallet In mathematics, there are concepts such as minimum, maximum, minimum, and maximum Look, ETH $1950 SOL $80 These two coins have been around this low price for too long, and have already received a large number of chips from retail investors at the low price. Therefore, the market maker still needs to shake out the chips in their hands Generally, the true bottom is achieved by skimming the surface of a narrow price range 2-3 times, then quickly jumping high, and building a chip intensive area 30% to 40% above the bottom. It will never give a large number of retail investors a chance to get on board This chip intensive area is usually the mathematical saddle point How to use calculus to determine the minimum and saddle points of a K-line?