Defining parameters
Level: | \( N \) | \(=\) | \( 882 = 2 \cdot 3^{2} \cdot 7^{2} \) |
Weight: | \( k \) | \(=\) | \( 4 \) |
Character orbit: | \([\chi]\) | \(=\) | 882.a (trivial) |
Character field: | \(\Q\) | ||
Newform subspaces: | \( 35 \) | ||
Sturm bound: | \(672\) | ||
Trace bound: | \(13\) | ||
Distinguishing \(T_p\): | \(5\), \(11\), \(13\) |
Dimensions
The following table gives the dimensions of various subspaces of \(M_{4}(\Gamma_0(882))\).
Total | New | Old | |
---|---|---|---|
Modular forms | 536 | 51 | 485 |
Cusp forms | 472 | 51 | 421 |
Eisenstein series | 64 | 0 | 64 |
The following table gives the dimensions of the cuspidal new subspaces with specified eigenvalues for the Atkin-Lehner operators and the Fricke involution.
\(2\) | \(3\) | \(7\) | Fricke | Dim |
---|---|---|---|---|
\(+\) | \(+\) | \(+\) | $+$ | \(4\) |
\(+\) | \(+\) | \(-\) | $-$ | \(6\) |
\(+\) | \(-\) | \(+\) | $-$ | \(7\) |
\(+\) | \(-\) | \(-\) | $+$ | \(8\) |
\(-\) | \(+\) | \(+\) | $-$ | \(4\) |
\(-\) | \(+\) | \(-\) | $+$ | \(6\) |
\(-\) | \(-\) | \(+\) | $+$ | \(9\) |
\(-\) | \(-\) | \(-\) | $-$ | \(7\) |
Plus space | \(+\) | \(27\) | ||
Minus space | \(-\) | \(24\) |
Trace form
Decomposition of \(S_{4}^{\mathrm{new}}(\Gamma_0(882))\) into newform subspaces
Decomposition of \(S_{4}^{\mathrm{old}}(\Gamma_0(882))\) into lower level spaces
\( S_{4}^{\mathrm{old}}(\Gamma_0(882)) \cong \) \(S_{4}^{\mathrm{new}}(\Gamma_0(6))\)\(^{\oplus 6}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(7))\)\(^{\oplus 12}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(9))\)\(^{\oplus 6}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(14))\)\(^{\oplus 6}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(18))\)\(^{\oplus 3}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(21))\)\(^{\oplus 8}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(42))\)\(^{\oplus 4}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(49))\)\(^{\oplus 6}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(63))\)\(^{\oplus 4}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(98))\)\(^{\oplus 3}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(126))\)\(^{\oplus 2}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(147))\)\(^{\oplus 4}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(294))\)\(^{\oplus 2}\)\(\oplus\)\(S_{4}^{\mathrm{new}}(\Gamma_0(441))\)\(^{\oplus 2}\)