inflection (version 1.3.6)

table_14_15: A 3rd order polynomial with total symmetry and error ~ U(-2,2)

Description

Data used for creating Table 14 and 15 of arXiv:1206.5478v2

Usage

data("table_14_15")

Format

A data frame with 501 observations on the following 2 variables.

x

a numeric vector

y

a numeric vector

Details

Table 14: Symmetric 3rd order polynomial, total symmetry, p=2.5, n=500, error r=2.0

Table 15: ESE iterations for 3rd order polynomial, p=2.5, total symmetry, n=500, error r=2.0

References

Christopoulos, DT (2014). Developing methods for identifying the inflection point of a convex/concave curve. arXiv:1206.5478v2 [math.NA]

Examples

# NOT RUN {
data("table_14_15")
dh=table_14_15
plot(dh,pch=19,cex=0.1)
findiplist(dh$x,dh$y,0)
bese(dh$x,dh$y,0)
# }