20/07/15 23:28:35.83 hRRJMwM+.net
>>151 追加
URLリンク(www.lmfdb.org)
LMFDB
Conductor of an elliptic curve (reviewed)
(抜粋)
The conductor of an elliptic curve E defined over a number field K is an ideal of the ring of integers of K that is divisible by the prime ideals of bad reduction and no others.