Bell-polynomial formula for multiple-point corrections

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Let SS be the surface, L\mathscr{L} the line bundle, and Y=∣L∣Y=|\mathscr{L}| of dimension NN. Let ff be the relevant map, let Mi(S,L)M_i(S,\mathscr{L}) be the classes defined by

Mr(S,L)=c(NXF)r−1(ι∗ν∗c(TS))r−1∩[X],M_r(S,\mathscr{L})=c(N_XF)^{r-1}(\iota^*\nu^*c(T_S))^{r-1}\cap[X],

let QiQ_i be obtained from the component of Mi(S,L)M_i(S,\mathscr{L}) of dimension N−iN-i, and let PrP_r denote the rrth complete Bell polynomial. Bell-polynomial correction conjecture. For r≥1r\geq1, there is a Q\mathbb{Q}-linear combination CrC_r of the integers

∫Yf∗Mi(S,L)N−r,\int_Y f_*\\{M_i(S,\mathscr{L})\\}_{N-r},

for 2≤i≤r−12\leq i\leq r-1, with C1=C2=0C_1=C_2=0, such that

∫Yf∗mr=Pr(Q1+C1,−2(Q2+C2),…,(−1)r−1(r−1)!(Qr+Cr)).\int_Y f_*m_r=P_r(Q_1+C_1,-2(Q_2+C_2),\ldots,(-1)^{r-1}(r-1)!(Q_r+C_r)).

The claim seeks a systematic Bell-polynomial expression for the multiple-point contributions, with correction terms accounting for Segre-class inclusion--exclusion. It is presented only as evidence-supported and no resolution is given in the supplied text.

References

Primary source

Nikolay Qviller, “Structure of Node Polynomials for Curves on Surfaces”, arXiv:1102.2092 (2014).

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