Oct 16, 2021
the ring of classical modular forms is ℤ[E₄,E₆] ⊗ ℂ.
Frank Calegari, congruences between modular forms

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seen from Türkiye
seen from United Kingdom
the ring of classical modular forms is ℤ[E₄,E₆] ⊗ ℂ.
Frank Calegari, congruences between modular forms