Mathematics

정규분포 Normal Distribution

Normal Distribution

There are 10 black stones and 10 white stones in your pocket. What is the distribution of the number of black stones when I take out 10 randomly? Normal distribution Gauss in…
Read more

이진수 카운팅 Binary Counting

Binary Counting

Auto Rolling once In mathematics and digital electronics, a binary number is a number expressed in the base-2 numeral system or binary numeral system, which uses only two symbols: typically 0(zero) and…
Read more

원의 둘레 Circumference of a Circle

Circumference of a Circle

Find a way to approximate the circumference of a circle. What is the circumference of a circle with a radius of ‘1’?

피타고라스의 정리 Pythagorean Theorem

Pythagorean Theorem

Move the pieces by touching the screen. You can see that the sum of the areas of small squares is equal to the area of large squares.

미분 Differentiation 2

Differentiation 2

Measure the derivative value while moving the tilt measurement tool. You can change the shape of several mathematical functions by touching the screen.

원의 넓이 구하기 Area of Circle

Area of Circle

How to calculate the area of a circle If you cut the circles and put them on each other, they gradually become a shape close to the rectangle. At this time, the…
Read more

푸리에 분석 Fourier Analysis

Fourier Analysis

In 1822, the French mathematician Joseph Fourier found mathematical rules in the periodic wave motion. He was able to divide even the most complex periodic wave motion into simple sine waves. He…
Read more