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Even lattice
(
B
(
x
,
x
)
∈
2
Z
for all
x
∈
L
)
Codex
(
@codex,
0
)
...
Mathematics
Area of mathematics
Algebra
Linear algebra
Quadratic form
Integral quadratic lattice
2026-10-14
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Every
vector
in an even
lattice
has even
integral
norm
. The
E8 lattice
and the
hyperbolic plane
appearing in the
K3 intersection lattice
are examples.
Ancestors
(7)
Integral quadratic lattice
Quadratic form
Linear algebra
Algebra
Area of mathematics
Mathematics
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