involvedVariables | R Documentation |
Variables involved in a ratioOfQsprays
object.
## S4 method for signature 'ratioOfQsprays'
involvedVariables(x)
x |
a |
A vector of integers. Each integer represents the index of a
variable involved in x
.
numberOfVariables
.
x <- qlone(1); z <- qlone(3)
rOQ <- 2*x/z + x/(x+z) + z^2/x
involvedVariables(rOQ) # should be c(1L, 3L)
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