# ON FOUR-DIMENSIONAL MOD 2 GALOIS REPRESENTATIONS AND A CONJECTURE OF ASH ET AL

• Moon, Hyun-Suk (Department of Mathematics College of Natural Sciences Kyungpook National University)
• Published : 2007.02.28
• 66 5

#### Abstract

The non-existence is proved of four-dimensional mod 2 semisimple representations of Gal ($\=\mathbb{Q}/\mathbb{Q}$) which are unramified outside 2.

#### Keywords

mod p Galois representation;Ash's conjecture;Odlyzko's bound

#### References

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