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"sin" function question 15 Years Ago by iammfa …tried practice "library functions" especially "sin" function, I wrote this trivial program to…answer like calculator..? This is my code: [CODE]//calculate sin angle | library functions #include <iostream> #…"; cin >> angle; answer = sin(angle); cout << "sin " << angle << … Re: "sin" function question 15 Years Ago by Stefano Mtangoo …; using namespace std; #define PI 3.14 int main(){ //calculate sin angle | library functions double angle, angle_rad, answer; cout <<… >> angle; angle_rad = PI*angle/180; answer = sin(angle_rad); cout << "sin " << angle << "… sin function 17 Years Ago by w2s … an a equation instead of the function of sin in cmath libry. "the equation is like this Tn = (… sin x expansion 11 Years Ago by CHETNA_1 Write a C++ program to print out the value of sin(x) or cos(x) depending on a user input (1 = sin, 2 = cos)and continue the expansion until successive terms differ from each other by less than 0.0001 (in terms of absolute value). Report how many terms are necessary. sin parabola with straight lines 15 Years Ago by lithuanian … of my weak knowledge. I need to draw half of sin parabola with straight lines . Like this [url]http://www.mif… Re: sin, cos, tan 15 Years Ago by mrnutty Sin(x) = x - x^3/3! + x^5/5! + x^7/…^2/2! + x^4/4! - x^6/6! ... Cos(x) = Sin( x - 90 ) ; //assuming x is in degrees Tan(x…) = Sin(X)/cos(X) "!" means factorial. for example to …calculate Sinus you can do this : [code] //Sin(x) = x - x^3/3! + x^5/5! + x^7… Re: sin, cos, tan 15 Years Ago by ShawnCplus … number is the value of sin(1) so he's essentially getting sin(x) by doing sin(1)*x which is quite wrong… Re: sin, cos, tan 15 Years Ago by alexa868 …] #include<iostream> #include <stdio.h> #define sin 0.017452406437283512819418978516316 using namespace std; int main() { int valor; long…: "<<endl; cin>>value; seno=value*sin; cout<<"Sinus of "<<value… Re: sin, cos, tan 15 Years Ago by mrnutty … trying to mislead OP?[/QUOTE] Oops the sign must alternate, Sin(x) = x - x^3/3! + x^5/5! - x^7…/7! + x^9/9! ... [code] //Sin(x) = x - x^3/3! + x^5/5! - x^7… Re: sin, cos, tan 15 Years Ago by nezachem [QUOTE=firstPerson;1104661]Sin(x) = x - x^3/3! + x^5/5! + x^7/7! ... [/QUOTE] Just wondering: are you intentionally trying to mislead OP? how to get the al information from the brackets of each sin() 13 Years Ago by pradeepreddy …code to get all information with in brackets of each sin() ,which i would like to give as my …exactly, for example i write "sin(90*2)+sin(60)+sin(60+(75*2))+sin(50)+sin(20)" in textbox i need …To TextBox1.Text.Length - 1 startPos = TextBox1.Text.IndexOf("sin(", j) + 4 For i As Integer = startPos To… To find the Sin value , give me a small support 16 Years Ago by vijaysoft1 I have a program to find the [B]Sin[/B] value of a given value(in radian) .…n"; cout<<sin(x)<<"\n"; fabs(s-(sin(x))); n=2; while(fabs…(s-sin(x))>0.0001 ) { s… term*f; n=n+2; } cout<<"Sin "<<k<<"="<<… Re: To find the Sin value , give me a small support 16 Years Ago by tux4life You can use the [ICODE]sin[/ICODE] function from the C++ library ... (Look [URL="http://www.cplusplus.com/reference/clibrary/cmath/sin/"]here[/URL] for a reference) Re: To find the Sin value , give me a small support 16 Years Ago by vijaysoft1 Hi friends please help me to find sin value of user input ( in radian) without using sin() from math.h . please Re: To find the Sin value , give me a small support 16 Years Ago by siddhant3s … problem is concerned sine can be easily calculated by the sin() function in cmath. It takes radian as its measure. Tux… Drawing sin(x)/x graphic into PictureBox in animation mode by timer component. 14 Years Ago by Dasharnb777 …scaleX, scaleY); gr.ResetClip(); float lastY = (float)Math.Sin(0); float y = lastY; Pen p = new Pen…(picBoxTopLeft), picBoxTopLeftm1, size, CopyPixelOperation.SourceCopy); y = (float)Math.Sin(x); gr.DrawLine(p, -stepX, lastY, 0, y);… How To know the information present in the parenthesis of sin() 13 Years Ago by pradeepreddy … i what to get all information within the parenthesis of Sin(). for example , i have created one one textbox in my…. i wanted users to enter some trigonometric expresiions like " sin(90+(25+25))" for that i what all the… information present with in the parenthesis of sin() can anyone give the code to help me thanks in… Re: How To know the information present in the parenthesis of sin() 13 Years Ago by pradeepreddy … String) As String Dim startPos As Integer = somestring.IndexOf("sin(") + 4 Dim parenCount As Integer = 1 Dim innerLen As… Function the above code is when textbox has only one sin() function,how to get if more than one… Float truncation losing accuracy in custom sin 11 Years Ago by chase.lewis.3114 … ~2E-9 error, plenty for floats for calculating sin after reducing the range of sin(x/(2*pi)) to [0,0.25… seem to have that issue and match up with double sin(x) for values into 7 sigfigs. I'm curious how… How to move a ball along a sin or cosine path? 9 Years Ago by Elliander_1 … am trying to get an object to move along a sin path in JavaFX. I found a few ways of generating… the sin graph, but each of these used extra features and just… other way to get the ball to move in simple sin and cosine paths that can be set back to start… Draw sin curve w/ user input, how to code sin()? 20 Years Ago by Reagan … (count = 0; count<=m_iSample; ++count) { double iSinValue=sin(count * PI);//do the sin calculation int iFinalSinValue=iSinValue * 200;//convert result so… Re: Drawing sin(x)/x graphic into PictureBox in animation mode by timer component. 14 Years Ago by ddanbe Hi Dasharnb777, welcome! Your code draws sin(x) not sin(x)/x. Remember, to avoid divide by zero. Did you have a look at this snippet? [url]http://www.daniweb.com/code/snippet217204.html[/url] Re: How To know the information present in the parenthesis of sin() 13 Years Ago by pradeepreddy if user enters "sin(90+(25*2))+sin(45+(25*2))" how can i get "90+(25*2)" and "45+(25*2)" please help me.thank you for your reply Re: How to move a ball along a sin or cosine path? 9 Years Ago by Elliander_1 I made progress with cubics. The ball follows the sin wave path and starts over after. However, I can't … don't know how to get the proportions of the sin wave to reflect an actual equation. Pane p = new Pane… Re: Draw sin curve w/ user input, how to code sin()? 20 Years Ago by nvanevski Ok, bit by bit : y=f(x) is the curve. In our case, f is sin(), y is iSinValue, which makes x = count*PI. What's not clear? how to Calculate Sin(x) 17 Years Ago by daniweb2013 I'm trying to calculate sin(x) without using #include <math.h> i need to use Maclaurin Series to calculate sin(x) with recursive process. thanks Re: Simple sin() problem 15 Years Ago by amrith92 Your output is expected, and here's the [URL="http://www93.wolframalpha.com/input/?i=sin(3.141592653589793)"]result[/URL] of the same when I tried it on Wolfram's Online Math Engine. [URL="http://www.cplusplus.com/reference/clibrary/cmath/sin/"]Here[/URL]: The sin() function prototypes Re: How To know the information present in the parenthesis of sin() 13 Years Ago by codeorder How are these sins:D present in the TextBox? 1 sin per each line?:D 2 or more sins per line?:D Or is it just a TextBox full of sins?:D with no hope of ever going to heaven.LMAOOO:D Re: Float truncation losing accuracy in custom sin 11 Years Ago by mike_2000_17 … cosine you don't have to compute it through the sin/cos functions. And, at the end of the day, it… Re: How to move a ball along a sin or cosine path? 9 Years Ago by ddanbe Why don't you just loop with x through the Math.sin function to get an y value?