Английская Википедия:Diamond operator

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Шаблон:Otheruses4 In number theory, the diamond operatorsd〉 are operators acting on the space of modular forms for the group Γ1(N), given by the action of a matrix Шаблон:Nowrap in Γ0(N) where δ ≈ d mod N. The diamond operators form an abelian group and commute with the Hecke operators.

Unicode

In Unicode, the diamond operator is represented by the character Шаблон:Unichar.[1]

Notes

Шаблон:Reflist

References

Шаблон:Numtheory-stub