simp {StreamMetabolism}R Documentation

Numeric Integration Using Simpson's method

Description

Numeric Integration using the Simpson Method

Usage

simp(y, a = NULL, b = NULL, x = NULL, n = 200)

Arguments

y y values to integrate
x x values to integrate over
a NULL
b NULL
n number of divisions defaults to 200

Value

Numeric Value of the integration

Author(s)

Rolf Turner

Examples

# 4-x^2-y^2
fun <- function(x, y){
        a <- 4
        b <- x^2
        d <- y^2
        z <- a-b-d
        return(z)
        }
        
a <- fun(seq(-1000,1000,1), seq(-1000,1000,1))
simp(a, x=-1000:1000, n=1000)   

[Package StreamMetabolism version 0.03-1 Index]