Check numeric objects:
is_constant() checks for equality among all elements of a vector.
is_increasing() and is_decreasing() check if a sequence of numbers
is monotonically increasing or decreasing, respectively.
is_constant(x, tolerance = sqrt(.Machine$double.eps), na.rm = FALSE)is_increasing(x, na.rm = FALSE)
is_decreasing(x, na.rm = FALSE)
is_greater(x, y, strict = FALSE, na.rm = FALSE)
is_lower(x, y, strict = FALSE, na.rm = FALSE)
A logical scalar.
Other predicates:
is_scalar,
predicate-attributes,
predicate-data,
predicate-matrix,
predicate-names,
predicate-numeric,
predicate-type