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[calculus]The example of ε-δ definition problem

In the last meal [calculus]The clarification of ε-δ definition, we knew the actual meaning of $latex \varepsilon -\delta$ definition. This time we are going to use it. In this dish, I will show you the basic problem in $latex \varepsilon -\delta$ definition. Hope to make you understand clearly!

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Thales

What is Thales’ theorem? The little relationship between circle and right triangle.

Maybe some people would say that “who is Thales? I have only heard about Taylor Swift.” But you must have heard the theorem which I will talk about later.  Who is Thales? Thales was born in 624 B.C. He is a Greek philosopher, mathematician and was also one of the Seven Sages of Greece.He was known as “the father of philosophy” or “the father of mathematics” nowadays. What is Thales’ theorem talking about? In short, The triangle formed by the diameter

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[calculus]The clarification of ε-δ definition

I believe that you learned the simple concepts of limit, integral and differential when you met calculus for the first time. However, when we want to learn deeper, there is a strange thing called \(\varepsilon -\delta\) definition in the chapter 1. We might memorize this stuff but don’t understand clearly. This article will help you to clarify the concept about the definition. Preconcept function In short, function is a thing that you give something to it, and something else will

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goat

Three Doors Problem-Monty Hall Problem in the Movie 21

“Suppose you are in a game show, and you are given a chance to choose three different door. Now behind one of the doors is a new car, and behind the other two are goats. Which door would you choose?”
In the movie 21, Professor Mickey asked a question in his class. The play of the talk between Mickey and Ben impressed a lot of people. In fact, the question in the movie is a classic question – Monty Hall problem! Let’s take a look!

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Some great math websites in other countries

I also sorted these websites by their characteristics. Math in English it’s not so hard to understand, so even if you are bad at English, I think it worth to try visiting these websites. Apart from English, the other language is the language we are familiar with-Math!

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Math material-roman numerals

The numbers, 1234567890, we use nowadays are called as “Arabic numerals”. It is easy to recognize the size among several numbers, and is also easy to write and read. However there is more than one numeral system in the world. Roman numerals that we still see often now is also a numeral system. Although it is troublesome to write, its rules are very interesting! First we need to remember the following rules: ♦ Change from 1♦ Left is minus♦ right

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Math material-greek alphabets

We are often scared when we first see unfamiliar things, and the reaction would affect our acceptance of the strange things. Some people say, “I’m dizzy when I see math!” Actually, math is just another kind of languages. Alex hopes to introduces some materials in math, and let you gradually become familiar with them.
Today’s topic: Greek alphabets

Go and Taste »
soup

[calculus]The example of ε-δ definition problem

In the last meal [calculus]The clarification of ε-δ definition, we knew the actual meaning of $latex \varepsilon -\delta$ definition. This time we are going to use it. In this dish, I will show you the basic problem in $latex \varepsilon -\delta$ definition. Hope to make you understand clearly!

Go and Taste »
goat
main course

Three Doors Problem-Monty Hall Problem in the Movie 21

“Suppose you are in a game show, and you are given a chance to choose three different door. Now behind one of the doors is a new car, and behind the other two are goats. Which door would you choose?”
In the movie 21, Professor Mickey asked a question in his class. The play of the talk between Mickey and Ben impressed a lot of people. In fact, the question in the movie is a classic question – Monty Hall problem! Let’s take a look!

Go and Taste »
roadside banquets

Some great math websites in other countries

I also sorted these websites by their characteristics. Math in English it’s not so hard to understand, so even if you are bad at English, I think it worth to try visiting these websites. Apart from English, the other language is the language we are familiar with-Math!

Go and Taste »
main course

Math material-greek alphabets

We are often scared when we first see unfamiliar things, and the reaction would affect our acceptance of the strange things. Some people say, “I’m dizzy when I see math!” Actually, math is just another kind of languages. Alex hopes to introduces some materials in math, and let you gradually become familiar with them.
Today’s topic: Greek alphabets

Go and Taste »

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