invariant divisor TPM4XQEG

invariant divisor

---

Lemma 3.4. Let F be a toric foliation on a Q-factorial toric variety X, which is determined by a subspace V of NC. Let Dρ be the toric divisor corresponding to the ray ρ. Then Dρ is F -invariant if and only if ρ ⊂ V . (pdf) (Wang, 2023, p. 82)