lifecontingencies (version 1.3.1)

Lxt: Number of person - years lived.

Description

This function calculates the Lxt demographic function.

Usage

Lxt(object, x, t = 1, fxt = 0.5)

Arguments

object

A lifetable object.

x

Age.

t

Length of the period.

fxt

separation factor, default value is 0.5 (half year).

Value

An integer value

Warning

The function is provided as is, without any warranty regarding the accuracy of calculations. The author disclaims any liability for eventual losses arising from direct or indirect use of this software.

Details

The separation factor is the average number of years not lived between exact ages x and x+t for those who die between exact ages x and +t

References

Actuarial Mathematics (Second Edition), 1997, by Bowers, N.L., Gerber, H.U., Hickman, J.C., Jones, D.A. and Nesbitt, C.J.

See Also

Tx, '>lifetable

Examples

# NOT RUN {
		#assumes SOA example life table to be load
		data(soaLt)
		soa08Act=with(soaLt, new("actuarialtable",interest=0.06,
		x=x,lx=Ix,name="SOA2008"))
		Lxt(soa08Act, 67,10)
# }