search for: plot_sinca

Displaying 1 result from an estimated 1 matches for "plot_sinca".

2007 Jul 05
3
unexpected result in function valuation
Dear all, I have a very small script to plot a function. Here it is: ########################################## sinca <- function(N,th) { return(sin((N+0.5)*th)/sin(0.5*th)) } plot_sinca <- function(N) { x <- seq(-5*pi,5*pi,by=pi/100) y <- rep(0,length=length(x)) for (i in 1:length(x))y[i] <- sinca(N,x[i]) plot(x,y,type="l",ylim=c(0,2*N+4)) return(c(x,y)) } ########################################## When I load the script and run the function like thi...