# 数学

Maths resources, include Web Tools, YouTubers, NGOs.

### [WolframAlpha](https://www.wolframalpha.com/)

#### {.tabset}

##### 简介

![wolframalphalogo.svg](/dsasuniversaldocs/resources/academicdpt/wolframalphalogo.svg =70%x)
Step-by-step solution to different calucation question. Again, it's for you to check the answer or go for help.

##### 价格

- **Basic**
  - Personalized experience with customizable settings
  - Does not include step-by-step solutions
  - $0 per month, billed $0 annually

- **Pro**
  - Enhanced features with step-by-step solutions
  - Increased computation time and calculator Web Apps
  - $7.25 per month, billed $60.00 annually

- **Pro Premium**
  - Complete access to all features and priority customer support
  - $8.25 per month, billed $99.00 annually

##### 点评

You can not use very casual natural language. 

You may need some practice before using it very well.

Free plan is enough for daily usage.

##### 营业范围

- Algebra
- Applied Mathematics
- Calculus & Analysis
- Common Core Math
- Complex Analysis
- Continued Fractions
- Differential Equations
- Discrete Mathematics
- Elementary Math
- Famous Math Problems
- Geometry
- Linear Algebra
- Logic & Set Theory
- Mathematical Definitions
- Mathematical Functions
- Number Theory
- Numbers
- Plotting & Graphics
- Probability
- Statistics
- Trigonometry

##### 示例

- [{25, 35, 10, 17, 29, 14, 21, 31}](https://www.wolframalpha.com/input?i=%7B25%2C+35%2C+10%2C+17%2C+29%2C+14%2C+21%2C+31%7D)
- [y'' + y = 0](https://www.wolframalpha.com/input?i=y%27%27+%2B+y+%3D+0)
- [integrate x^2 sin^3 x dx](https://www.wolframalpha.com/input?i=integrate+x%5E2+sin%5E3+x+dx)
- [second derivative of sin(2x)](https://www.wolframalpha.com/input?i=second+derivative+of+sin%282x%29)
- [solve x^2 + 4x + 6 = 0](https://www.wolframalpha.com/input?i=solve+x%5E2+%2B+4x+%2B+6+%3D+0)
- [More](https://www.wolframalpha.com/examples/mathematics)

### [3Blue1Brown](https://www.youtube.com/c/3blue1brown)

#### {.tabset}

##### 简介

![3blue1brown.svg](/dsasuniversaldocs/resources/academicdpt/3blue1brown.svg =10%x)
An excellent YouTuber who introduces and visualizes intresting maths concepts and ideas that is beyond the scope of textbook, solves difficult maths problems and delineates the essence of certain maths topics like calculus and linear algera.

### [Bicen Maths/ Bicen Maths GCSE](https://www.youtube.com/c/BicenMaths)

#### {.tabset}

##### 简介

![bicenmaths.jpg](/dsasuniversaldocs/resources/academicdpt/bicenmaths.jpg =10%x)
An excellent YouTuber who focuses on IGCSE and A-level maths (including Maths and Further Maths) tutorials and summaries.

### [Flammable Maths](https://www.youtube.com/c/papaflammy)

#### {.tabset}

##### 简介

![flammablemaths.jpg](/dsasuniversaldocs/resources/academicdpt/flammablemaths.jpg =10%x)
He posts many videos on mathematics, mostly algebra and calculus.

### [Blackpenredpen](https://www.youtube.com/c/blackpenredpen)

#### {.tabset}

##### 简介

![blackpenredpen.jpg](/dsasuniversaldocs/resources/academicdpt/blackpenredpen.jpg =10%x)
A Maths teacher from Taiwan province, currently living in the USA, focuse on solving calculus problems.

### [Sohil Rathi](https://www.youtube.com/c/SohilRathi)

#### {.tabset}

##### 简介

![sohilrathi.jpg](/dsasuniversaldocs/resources/academicdpt/sohilrathi.jpg =10%x)
useful lessons for preparing for AMC

### [Art of Problem Solving](https://artofproblemsolving.com/) (AoPS)

#### {.tabset}

##### 简介

![aopsonlinelogo.svg](/dsasuniversaldocs/resources/academicdpt/aopsonlinelogo.svg =45%x)
A mathematics website on which you can access substantial past papers and solutions of AMC, AIME, ASHME, USA/JMO. Typically, the website offers more than one solutions to a problem, encouraging you to solve the problems from different routes.

### [Derivative Calulator](https://www.derivative-calculator.net)

#### {.tabset}

##### 简介

![derivativecalulatorlogo.webp](/dsasuniversaldocs/resources/academicdpt/derivativecalulatorlogo.webp =10%x)
A very useful website when you have any trouble with diferentiation. You just need to type the equation, it can clearly show you all the steps of differentiation. But first try the qurstion by yourself, this is just a tool for you to check your answer or deal with some hard questions.

### [Integral Calculator](https://www.integral-calculator.com/)

#### {.tabset}

##### 简介

![integralcalulatorlogo.webp](/dsasuniversaldocs/resources/academicdpt/integralcalulatorlogo.webp =10%x)
Similar to the derivative calculator, but it is for integration.
