Contact us


Department of Mathematics
University of Hawaii at Manoa
2565 McCarthy Mall (Keller Hall 401A)
Honolulu, Hawaii 96822

Phone numbers

(808) 956-4679, fax 956-9139

Office hours starting September 7, 2021

Monday: 11am – 12:45pm, 1:45pm – 4:00pm
Tuesday: 8:00am – 12:45pm, 1:45pm – 4:0pm
Wednesday: 8:00am – 12:45pm, 1:45pm – 4:00pm
Thursday: 1:45pm – 4:00pm
Friday, Keller 419: 8:00am – 12:45pm, 1:45pm – 4:00pm.
Friday, Keller 401A: 8:00am – 12 noon, 3:00pm – 4:00pm.
This will be in effect from Tuesday 9/7.

LUMISIGHT CLEARANCE REQUIRED if planning to show up in-person. Otherwise, please email for questions about courses or the placement exam, or wanting an appointment to interview for an Accelerated MATH course. For wanting to schedule an advising appointment with a MATH advisor (for major declaration, minor declaration / certification), then please email “”.

Room Inquiries
Keller Hall 419 Undergraduate
Keller Hall 401A Department Chair, Graduate, Fiscal

Closed on Saturdays, Sundays, and State and Federal holidays observed by the University of Hawaii, or unless otherwise announced.



Web site issues

Professor and Webmaster Bjørn Kjos-Hanssen.