AMR-109-0307
Open
L3
Problem 3.4 — Prove that all the secondary classes d2,d 3,··· are non-trivial.
Category:Topology
Set:AMR Open Problem Lists
Problem Statement
Background
UnsolvedMath v1.3 research audit
Research Notes
Open — literature triaged
These notes are machine-generated research aids from a supervised audit, not peer-reviewed mathematical results. Verify citations and arguments before relying on them.
Audit summary
Result
What remains
Full audit trail
Problem and source review
Literature status
Work performed
About Topology: Properties preserved under continuous deformations.
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