2 problems

Let $\formalgroup$ be a formal group over a perfect field $k$. For a simplicial commutative $k$-algebra $A$, let $\theta(A)$ be its underlying $E_\infty$-algebra, and write…

Let $\formalgroup$ be a formal group, let $A$ be a simplicial commutative $k$-algebra, and let $\theta(A)$ denote its underlying $E_\infty$-algebra. Write…