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formula.tools (version 1.5.4)

.is.one.sided: Determine if an object is one- or two- sided.

Description

Test whether a object (typically formula, call or expression) is one-, e.g. ~ RHS or two-sided, e.g. LHS = RHS

Usage

.is.one.sided(x, ...)


is.one.sided(x, ...)


"is.one.sided"(x, ...)


"is.one.sided"(x, ...)


"is.one.sided"(x, ...)


.is.one.sided.plural(x, ...)


"is.one.sided"(x, ...)


"is.one.sided"(x, ...)


"is.one.sided"(x, ...)


.is.two.sided(x)


is.two.sided(x, ...)


"is.two.sided"(x)


"is.two.sided"(x)


"is.two.sided"(x)


.is.two.sided.plural(x, ...)


"is.two.sided"(x, ...)


"is.two.sided"(x, ...)


"is.two.sided"(x)

Arguments

x
object to test for one-sidedness.
...
arguments passed to called functions

.is.one.sided and .is.one.sided.plural are not exported and should not be relied upon. This may change in the near future.

Value

logical; whether x is one sided or