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Good morning,ladies and gentlemen, my name is, I’m form the department of mathematics.In the past two rounds, I’ve showed another side of mathematics to you.Today.as is shown on the screen, this topic will be continued.But don’t worry, it’s still very interesting and practical.No Profound theories, no Constant yawning
Firstly, let’s look at the screen.This is a piece of Ellipsoidal m&m’s chocolate,and this is a spherical one.If I give you a big box, and tell you that you can take the whole box of chocolate, in order to take the most, how would you fill the box? In fact, this is a math problem.And it has been proved that in the proce of randomly accumulation, the amount of things connected by the ellipsoid is far more than the sphere, so you can get more chocolate by chosing the Ellipsoidal m&m’s.Nowadays, this conclusion has been used to make the High-density ceramic and undoubtelly, this theory has a high practical value.Ok ,my next question is that can you peel the pineapples?
Pineapple is tasted, but peeling it is really a disturbing thing.Some people prefer to peel it from the top to the bottom, while in most cases, we see people peel it diagonally.Is it just for good-looking or convenience?clearly not!Then for what? Actually, it’s an easy application of a math theory.In the right picture, the diagonal distance is the shortest.So if we peel it in this way ,we can lose the least flesh.And next, Look at this picture.This is a cooling tower of the power station.And you may have seen it while taking the train.It’s used to cool the hot air generated in the power generation proce.But why does it look like this? It’s so ugly!Why not a cylinder or other shapes? Well, according to the Mathematical proof, Hyperboloid of one sheet turns out to have the largest Surface area, hence if we design the profile of the cooling tower like this, the radiating area will be larger.How to invest?
You must have heard the old saying that don’t put the eggs in one basket.It’s especially popular in the stock market.You know what, this famous sentence corresponds to an important principle_ the maximum entropy principle in mathematics.to put it simply, the principle tells us to Retain all of the uncertainty to minimize the risk.That is ,if you don’t know the Stock market well, you’d better invest As decentralized as poible.Here, a world famous Investor called Jim Rogers comes into my mind, Buffett used to call him the best Prophet in the world.Rogers told us that Sometimes,it’s sensible for us to put the eggs in one basket!and that Distributing your investment to 5 companies may earn more than 50 companies.Does that mean it contradicts the mathematical principle? Of course not, in fact, As a blind Investor that don’t know anything about the Investment market , it’s sensible for you to follow the principle.However, Rogers streed that lucky is only for the prepared man!If you know most of the companies well, then sparing your money to the proper ones is your best choice!And this is the knowledge of another mathematical branch called Game Theory.Nowadays, this branch is playing key roles in the area of investment.Lastly, let’s relax and enjoy a story of mathematics.Look at this, this used to be the logo of the apple company.And it had been used until 1998.Regarding the meaning of the logo, there are varoius explanations, one is that It’s a homage to Alan Turing.Who is Alan Turing?and why did they use the incomplete colorful apple to Commemorate him?
Alan Turing is a great British mathematican, later, he isknown as the father of computer science.He is a gay, but at that time, this can’t be accepted by the people, all kinds of humiliation came to him.People even wanted to change Turing into a woman.Finally, He committed suicide by biting into a Toxic apple.You may noticed that the apple logo have six colors, in fact ,we usually use six-color rainbow to represent the Homosexuality.And this further proved the statement.Ok, to conclude, mathematics is mysterious, the charm of it is infinite.It’s like a girl full of stories, and you need to spend your whole life to understand her.Try to fall in love with her, you’ll find a different mathematics, grasp her, you’ll have a bright future!