Elliptic curve isogeny class 2028.2-a over number field \(\Q(\sqrt{-3}) \)

• Base field: \(\Q(\sqrt{-3}) \)
• Label: 2.0.3.1-2028.2-a
• Conductor: 2028.2
• Rank: \( 0 \)

Base field \(\Q(\sqrt{-3}) \)

Generator \(a\), with minimal polynomial \( x^{2} - x + 1 \); class number \(1\).

Elliptic curves in class 2028.2-a over \(\Q(\sqrt{-3}) \)

Isogeny class 2028.2-a contains 4 curves linked by isogenies of degrees dividing 4.

Curve label	Weierstrass Coefficients
2028.2-a1	\( \bigl[a + 1\) , \( a\) , \( 1\) , \( -19 a + 18\) , \( 704\bigr] \)
2028.2-a2	\( \bigl[a + 1\) , \( a\) , \( 1\) , \( -2339 a + 2338\) , \( -13408\bigr] \)
2028.2-a3	\( \bigl[a + 1\) , \( a\) , \( 1\) , \( -1299 a + 1298\) , \( 18624\bigr] \)
2028.2-a4	\( \bigl[a + 1\) , \( a\) , \( 1\) , \( -20739 a + 20738\) , \( 1161696\bigr] \)

Rank

Rank: \( 0 \)

Isogeny matrix

\(\left(\begin{array}{rrrr} 1 & 4 & 2 & 4 \\ 4 & 1 & 2 & 4 \\ 2 & 2 & 1 & 2 \\ 4 & 4 & 2 & 1 \end{array}\right)\)

Isogeny graph