Columbia University in the City of New York
Class confirmed
CIENE4139
Fall 2026 · 1 section
You found CIEN E4139.
THRY/PRACT OF VIRTAL DSGN CONS
Harbor turns your CIEN E4139 notes into a readiness map so you can see what looks solid, shaky, or missing.
Built from this class—not a generic study guide.
Free to open · No card