Defining parameters
Level: | \( N \) | \(=\) | \( 2001 = 3 \cdot 23 \cdot 29 \) |
Weight: | \( k \) | \(=\) | \( 2 \) |
Character orbit: | \([\chi]\) | \(=\) | 2001.a (trivial) |
Character field: | \(\Q\) | ||
Newform subspaces: | \( 15 \) | ||
Sturm bound: | \(480\) | ||
Trace bound: | \(3\) | ||
Distinguishing \(T_p\): | \(2\), \(5\) |
Dimensions
The following table gives the dimensions of various subspaces of \(M_{2}(\Gamma_0(2001))\).
Total | New | Old | |
---|---|---|---|
Modular forms | 244 | 103 | 141 |
Cusp forms | 237 | 103 | 134 |
Eisenstein series | 7 | 0 | 7 |
The following table gives the dimensions of the cuspidal new subspaces with specified eigenvalues for the Atkin-Lehner operators and the Fricke involution.
\(3\) | \(23\) | \(29\) | Fricke | Dim |
---|---|---|---|---|
\(+\) | \(+\) | \(+\) | $+$ | \(14\) |
\(+\) | \(+\) | \(-\) | $-$ | \(13\) |
\(+\) | \(-\) | \(+\) | $-$ | \(14\) |
\(+\) | \(-\) | \(-\) | $+$ | \(9\) |
\(-\) | \(+\) | \(+\) | $-$ | \(16\) |
\(-\) | \(+\) | \(-\) | $+$ | \(9\) |
\(-\) | \(-\) | \(+\) | $+$ | \(8\) |
\(-\) | \(-\) | \(-\) | $-$ | \(20\) |
Plus space | \(+\) | \(40\) | ||
Minus space | \(-\) | \(63\) |
Trace form
Decomposition of \(S_{2}^{\mathrm{new}}(\Gamma_0(2001))\) into newform subspaces
Decomposition of \(S_{2}^{\mathrm{old}}(\Gamma_0(2001))\) into lower level spaces
\( S_{2}^{\mathrm{old}}(\Gamma_0(2001)) \cong \) \(S_{2}^{\mathrm{new}}(\Gamma_0(23))\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(29))\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(69))\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(87))\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_0(667))\)\(^{\oplus 2}\)