Example functions: y = x x*x pow(x,3) // x to the power 3 abs(x) // Absolute value sqrt(x) // Square root sin(x) // Trigonometric sine cos(x) // Trigonometric cosine pow(x,3) - 5*pow(x,2) + x + 8 // A cubic equation cos(x) + 1/50*sin(50*x) sqrt(25 - x*x) // Top half of a circle x*x*(x - 1)*(x - 1) 1/(x*x + 1) abs(2*x) pow(abs(x + 3),0.7) (2*x)/(x*x + 2) sin(x)/x x*sin(x) sin(1/x) // Too many wiggles near origin F1=30; F2=32; cos(2*PI*F1*x + PI) + cos(2*PI*F2*x) // Beats sin(x)-1/2*sin(2*x)+1/3*sin(3*x)-1/4*sin(4*x)+1/5*sin(5*x)-1/6*sin(6*x) // Sawtooth Wave sin(x)+1/3*sin(3*x)+1/5*sin(5*x)+1/7*sin(7*x)+1/9*sin(9*x)+1/11*sin(11*x) // Square Wave floor(x) // Greatest integer not greater than x 1/(2*PI)*exp(-(x*x)/2) // Normal Distribution acos(x) // arc Cosine pow(x,4) - 2*x*x log(x) // Logarithm base E m=3; pow(x,m-1)/fact(m - 1)*exp(-x) // Erlang Distribution (1+0.5*sin(2*PI*2*x))*sin(2*PI*20*x) // Amplitude Modulation sin(2*PI*10*x + 7/2*sin(2*PI*2*x)) // Frequency Modulation (x-2)*(x-3)*(x-4)*(x-5)*(x-6) // Equation with five zeros pow(sin(x)/x,2) // Intensity in Single Slit pow(cos(PI*50*sin(x)),2)*pow(sin(PI*10*sin(x))/(PI*10*sin(x)),2) // Double-Slit Diffraction g=9.8; v=25; y0=20; angle=45; y0 + tan(PI*angle/180)*x - 1/2*g*pow(x,2)/pow(v*cos(PI*angle/180),2) // Trajectory if (x>0) {x+1} else {x} x-floor(x) if (x<0) {x*x-1} else if (x>=0 && x<1) {-1} else {x-2}