Defining parameters
Level: | \( N \) | \(=\) | \( 1027 = 13 \cdot 79 \) |
Weight: | \( k \) | \(=\) | \( 1 \) |
Character orbit: | \([\chi]\) | \(=\) | 1027.b (of order \(2\) and degree \(1\)) |
Character conductor: | \(\operatorname{cond}(\chi)\) | \(=\) | \( 1027 \) |
Character field: | \(\Q\) | ||
Newform subspaces: | \( 2 \) | ||
Sturm bound: | \(93\) | ||
Trace bound: | \(1\) |
Dimensions
The following table gives the dimensions of various subspaces of \(M_{1}(1027, [\chi])\).
Total | New | Old | |
---|---|---|---|
Modular forms | 7 | 7 | 0 |
Cusp forms | 5 | 5 | 0 |
Eisenstein series | 2 | 2 | 0 |
The following table gives the dimensions of subspaces with specified projective image type.
\(D_n\) | \(A_4\) | \(S_4\) | \(A_5\) | |
---|---|---|---|---|
Dimension | 5 | 0 | 0 | 0 |
Trace form
Decomposition of \(S_{1}^{\mathrm{new}}(1027, [\chi])\) into newform subspaces
Label | Dim | $A$ | Field | Image | CM | RM | Traces | $q$-expansion | |||
---|---|---|---|---|---|---|---|---|---|---|---|
$a_{2}$ | $a_{3}$ | $a_{5}$ | $a_{7}$ | ||||||||
1027.1.b.a | $1$ | $0.513$ | \(\Q\) | $D_{2}$ | \(\Q(\sqrt{-79}) \), \(\Q(\sqrt{-1027}) \) | \(\Q(\sqrt{13}) \) | \(0\) | \(0\) | \(0\) | \(0\) | \(q+q^{4}+q^{9}-q^{13}+q^{16}-2q^{23}+\cdots\) |
1027.1.b.b | $4$ | $0.513$ | \(\Q(\zeta_{10})\) | $D_{10}$ | \(\Q(\sqrt{-79}) \) | None | \(0\) | \(0\) | \(0\) | \(0\) | \(q+(\zeta_{10}+\zeta_{10}^{4})q^{2}+(-1+\zeta_{10}^{2}-\zeta_{10}^{3}+\cdots)q^{4}+\cdots\) |