Let x0 of type ι be given.
Let x1 of type ι be given.
Let x2 of type ι be given.
Apply Field_div_prop with
x0,
x1,
x2,
x1 = field2b x0 x2 (Field_div x0 x1 x2) leaving 4 subgoals.
The subproof is completed by applying H0.
The subproof is completed by applying H1.
The subproof is completed by applying H2.
The subproof is completed by applying H4.