Polygonal Wheel
Polygon Wheel Should the wheels always be round? All polygon wheels can roll smoothly. To do this, you need a...
Polygon Wheel Should the wheels always be round? All polygon wheels can roll smoothly. To do this, you need a...
Definite integral In the 2D coordinate plane, a definite integral is a way to find the area of a graph....
Differentiation The differentiation is to find the amount of change at a point on a graph f(x). This is like...
Triangle Trick If you look closely, you can see that the triangle’s slope is not a straight line. One of...
Fourier series A Fourier series is a way to represent a function as the sum of simple sine waves. A...
Ellipse An ellipse is a closed curve connecting the points that the sum of the two distances to the focal...
Differentiation The differentiation is to find the amount of change at a point on a graph f(x). This is like...
Triangle Regular Triangle The lengths of the three sides and the angles are the same. The size of each of...
Degree ‘Degree’ is one of the units for measuring angles. When rotated one turn, it becomes 360 degrees. ‘Degree’ is...
Pythagorean Theorem When the three sides of a right triangle are a, b, and c, and the longest side is...
Geometric sequence is The geometric sequence is a sequence in which each term has a constant(common) ratio to its preceding...
Fourier series The Fourier series is an infinite series that expresses a periodic function that repeats a certain part as...