P1 x P2 x P2 x P5 – Fano fourfolds

Ambient: ℙ¹P1 × ℙ²P2 × ℙ²P2 × ℙ⁵P5 `1202050`

2 families with a presentation in this ambient variety. ← back to list

family	bundle	$\mathrm{h}^{1,1}$	$\mathrm{h}^{1,2}$	$\mathrm{h}^{1,3}$	$\mathrm{h}^{2,2}$	$\mathrm{h}^0(X, \omega_X^\vee)$	$\operatorname{vol}(X) = \mathrm{c}_1^4$	$\chi(X, \mathrm{T}_X)$
4-240-54-d	$E^{ω_{4} + ω_{6}} \oplus (E^{ω_{3} + ω_{6}})^{\oplus 2} \oplus E^{ω_{1} + ω_{4}}$ E^(w4 + w6) + 2 copies of E^(w3 + w6) + E^(w1 + w4)	4	0	0	9	54	240	0
4-230-52-h	$E^{ω_{4} + ω_{6}} \oplus E^{ω_{5} + ω_{6}} \oplus E^{ω_{3} + ω_{6}} \oplus E^{ω_{1} + ω_{2}}$ E^(w4 + w6) + E^(w5 + w6) + E^(w3 + w6) + E^(w1 + w2)	4	0	0	8	52	230	1