Properties

Base field 4.4.13968.1
Label 4.4.13968.1-8.3-c
Conductor 8.3
Rank \( 0 \)

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Base field 4.4.13968.1

Generator \(a\), with minimal polynomial \( x^{4} - 2 x^{3} - 7 x^{2} + 8 x + 4 \); class number \(1\).

Elliptic curves in class 8.3-c over 4.4.13968.1

Isogeny class 8.3-c contains 4 curves linked by isogenies of degrees dividing 4.

Curve label Weierstrass Coefficients
8.3-c1 \( \bigl[\frac{1}{2} a^{2} + \frac{1}{2} a - 2\) , \( \frac{1}{2} a^{3} - a^{2} - \frac{5}{2} a + 2\) , \( \frac{1}{2} a^{3} - \frac{1}{2} a^{2} - 2 a + 1\) , \( 2 a^{3} - 2 a^{2} - 16 a + 1\) , \( 2 a^{3} - 2 a^{2} - 15 a - 4\bigr] \)
8.3-c2 \( \bigl[\frac{1}{2} a^{3} - \frac{1}{2} a^{2} - 2 a + 1\) , \( \frac{1}{2} a^{2} - \frac{1}{2} a - 1\) , \( \frac{1}{2} a^{3} - \frac{1}{2} a^{2} - 3 a + 2\) , \( 2 a^{3} - \frac{1}{2} a^{2} - \frac{11}{2} a + 2\) , \( 3 a^{3} + 2 a^{2} - 12 a + 4\bigr] \)
8.3-c3 \( \bigl[\frac{1}{2} a^{3} - \frac{1}{2} a^{2} - 2 a + 1\) , \( \frac{1}{2} a^{3} - a^{2} - \frac{5}{2} a + 3\) , \( \frac{1}{2} a^{3} - \frac{7}{2} a - 1\) , \( -\frac{33}{2} a^{3} + \frac{85}{2} a^{2} + 103 a - 180\) , \( \frac{157}{2} a^{3} - 179 a^{2} - \frac{953}{2} a + 770\bigr] \)
8.3-c4 \( \bigl[\frac{1}{2} a^{3} - \frac{1}{2} a^{2} - 2 a + 1\) , \( \frac{1}{2} a^{3} - a^{2} - \frac{5}{2} a + 3\) , \( \frac{1}{2} a^{3} - \frac{7}{2} a - 1\) , \( a^{3} + \frac{5}{2} a^{2} - \frac{9}{2} a - 10\) , \( \frac{5}{2} a^{3} + 2 a^{2} - \frac{21}{2} a - 5\bigr] \)

Rank

Rank: \( 0 \)

Isogeny matrix

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

Isogeny graph