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Two Raynaud-ring lattices joined by a differential

What is a domino?

Slope spectral sequence parts arranged in a square diagram

Slope Spectral Sequence

An N-shaped spectral-sequence jigsaw in red, blue, charcoal, and magenta

Vakil's Picturebook

In preparation

Yuanning Zhang
yuanningzhang2026@u.northwestern.edu

Northwestern University
Department of Mathematics
Evanston, Illinois