is {m2r}

Macaulay2 object tests

Description

Predicate functions for Macaulay2 objects.

Usage

is.m2(x)

is.m2_pointer(x)

is.ring(x)

is.m2_polynomialring(x)

is.m2_polynomialring_pointer(x)

is.m2_grobner_basis(x)

is.m2_ideal(x)

is.m2_ideal_pointer(x)

is.m2_ideal_list(x)

is.m2_ideal_list_pointer(x)

is.m2_module(x)

is.m2_option(x)

is.m2_matrix(x)

is.m2_matrix_pointer(x)

is.m2_list(x)

is.m2_array(x)

is.m2_sequence(x)

Arguments

x

an object

Value

logical(1)

Examples

## Not run:  requires Macaulay2

R <- ring(c("x1", "x2", "x3"))
is.m2(R)
is.ring(R)
is.ring(10)
is.ring(mp("x+1"))


## End(Not run)