Disambiguation evidence for Poincaré–Birkhoff fixed-point theorem via surface form

"Poincaré–Birkhoff twist theorem"

Triples (1)

Triples where some other subject referred to this entity as "Poincaré–Birkhoff twist theorem".

Poincaré–Birkhoff fixed-point theorem → alsoKnownAs →
"Poincaré–Birkhoff twist theorem"
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