robCompositions (version 2.4.1)

is.equivalent: equivalence class

Description

Checks if two vectors or two data frames are from the same equivalence class

Usage

is.equivalent(x, y, tollerance = .Machine$double.eps^0.5)

Value

logical TRUE if the two vectors are from the same equivalence class.

Arguments

x

either a numeric vector, or a data.frame containing such vectors.

y

either a numeric vector, or a data.frame containing such vectors.

tollerance

numeric >= 0. Differences smaller than tolerance are not considered.

Author

Matthias Templ

References

Filzmoser, P., Hron, K., Templ, M. (2018) Applied Compositional Data Analysis. Springer, Cham.

See Also

all.equal

Examples

is.equivalent(1:10, 1:10*2)
is.equivalent(1:10, 1:10+1)
data(expenditures)
x <- expenditures
is.equivalent(x, constSum(x))
y <- x
y[1,1] <- x[1,1]+1
is.equivalent(y, constSum(x))