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Use PowerPoint to make courseware, because it is easy to learn and easy to make easy to become the teacher's preferred tool. What we're going to talk about today is a demonstration of the sine wave in PowerPoint. The image of sinusoidal function is

I. Requirements: Requirements: Let the ball move along the sine wave. The constructor of the ball is as follows: The constructor of a spherefunction Ball (radius, color) {if (radius = = = undefined) {radius = 40;}if (color = = undefined) {color =

Introduction to the formula of sin function Grammar: SIN (number) Number is the angle, in radians, that requires a sine. Note: If the unit of the parameter is degrees, you can multiply PI ()/180 or use the RADIANS function to convert it to

There is no direct sine wave function in Delphi. But in scientific research, the sine wave application is very extensive, this example describes how to draw a sine curve. For this example to draw a sine curve directly on the form, in order to

1117:0 start-up algorithm 24--sine and cosine time limit:1 Sec Memory limit:64 MB 64bit IO Format:%lldsubmitted:3131 accepted:1485[Submit] [Status] [Web Board] DescriptionEnter a positive integer n to output the sine and cosine function

Sine curve movement of Android animation and android sine curve [Statement] reprinted please indicate the source, this article from the fingertip flying blog: http://blog.csdn.net/huntersnail -- Respect the author. The knowledge is priceless

Sine Wave is the most single frequency component of a signal, because the waveform of this signal is a mathematical sine curve named. The courseware of dynamic demonstrating sine wave is made by using geometry artboard , and the working state of

Draw a sine curve using js, and draw a sine from js Math formula: y = Asin (ω x + PHI) + k Example: http://www.zhaojz.com.cn/demo/draw7.html Declaration of JS functions: Copy codeThe Code is as follows:// Draw a sine curve// Dot Origin// Amplitude --

Use SurfaceView to display the sine curve, simulate the oscilloscope, and surfaceview the sine.     As we all know, views are repainted through refresh. The Android system re-painted the screen by sending a VSYNC signal. The interval for refresh is 1

In this example, a sine curve must be drawn directly on the form. To prevent incomplete graphics from being output during window switching, the key to drawing images is Code The Code is as follows: Procedure tform1.formpaint (Sender: tobject