The toric ring S is the monomial subalgebra given. The function computes the normalization T of S, which is the integral closure in its field of fractions.
i3 : normalToricRing S
o3 = MonomialSubalgebra{cache => CacheTable{...1...} }
3 2 2 3
generators => {y , x*y , x y, x }
ring => R
o3 : MonomialSubalgebra of R