How Hodge theory associates periods to motives;

Work of F. Brown on mixed Tate motives over $\mathbb{Z}$;

Periods associated to algebraic cycles; conjectures of Deligne and of Beilinson about special values of $L$-functions;

Feynman amplitudes in physics.

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Организации
Математический институт им. В.А. Стеклова Российской академии наук, г. Москва