i1 : S = K3(3,1,-2)
o1 = K3 surface with rank 2 lattice defined by the intersection matrix: | 4 1 |
| 1 -2 |
-- (1,0): K3 surface of genus 3 and degree 4 containing rational curve of degree 1
-- (2,0): K3 surface of genus 9 and degree 16 containing rational curve of degree 2
-- (3,0): K3 surface of genus 19 and degree 36 containing rational curve of degree 3
-- (3,1): K3 surface of genus 21 and degree 40 containing rational curve of degree 1
-- (4,0): K3 surface of genus 33 and degree 64 containing rational curve of degree 4
-- (4,1): K3 surface of genus 36 and degree 70 containing rational curve of degree 2
o1 : Lattice-polarized K3 surface
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