Extract or change the default plotting formula
for an object of class
"fv" (function value table).
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An object of class
Arguments passed to other methods.
New value of the formula. Either a
A function value table
(object of class
is a convenient way of storing and plotting
several different estimates of the same function.
The default behaviour of
plot(x) for a function value table
x is determined by a formula
x called its plot formula.
plot.fv for explanation about these formulae.
formula.fv is a method for the generic command
formula. It extracts the plot formula associated with
formula<- is generic. It changes the formula
associated with an object.
formula<-.fv is the method for
for the class
"fv". It changes the plot formula associated with
The result of
formula.fv is a character string containing the
plot formula. The result of
formula<-.fv is a new object of
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