as.ratioOfQsprays {ratioOfQsprays}

Coercion to a 'ratioOfQsprays' object

Description

Coercion to a 'ratioOfQsprays' object

Usage

## S4 method for signature 'character'
as.ratioOfQsprays(x)

## S4 method for signature 'ratioOfQsprays'
as.ratioOfQsprays(x)

## S4 method for signature 'qspray'
as.ratioOfQsprays(x)

## S4 method for signature 'numeric'
as.ratioOfQsprays(x)

## S4 method for signature 'bigz'
as.ratioOfQsprays(x)

## S4 method for signature 'bigq'
as.ratioOfQsprays(x)

Arguments

x

a ratioOfQsprays object, a qspray object, or an object yielding a quoted integer or a quoted fraction after an application of as.character, e.g. a bigq number

Value

This returns x if x already is a ratioOfQsprays object, otherwise this returns the ratioOfQsprays object whose numerator is the coercion of x to a qspray object and whose denominator is the unit qspray object.

Examples

library(qspray)
as.ratioOfQsprays(2)
as.ratioOfQsprays("1/3")
( qspray <- 5*qlone(1) + qlone(2)^2 )
as.ratioOfQsprays(qspray)
# show options are inherited:
showQsprayOption(qspray, "x") <- "A"
as.ratioOfQsprays(qspray)