The (almost) integral Chow ring of M₃⁷

This paper is the third in a series of four papers aiming to describe the (almost integral) Chow ring of M̄₃ M ¯ 3 , the moduli stack of stable curves of genus 3. In this paper, we compute the Chow ring of M₃⁷ M ~ 3 7 with Z[1/6] Z [ 1 / 6 ] -coefficients.