By means of Jacobi's theorem we may write
where the integrand in the last integral is the functional determinant of the
with respect to the
, and this by (3) is equal to the determinant
of the coefficients of substitution,
By means of Jacobi's theorem we may write
where the integrand in the last integral is the functional determinant of the
with respect to the
, and this by (3) is equal to the determinant
of the coefficients of substitution,