Conference Registration


Happening Virtually: ACM-SIAM Symposium on Discrete Algorithms (SODA22)


Early Registration Rates, Virtual, on or before: December 13, 2021
Standard Virtual Registration, December 14 through January 12, 2022

Registration Fees

This meeting has pivoted from hybrid to virtual format.

Registration fees are in USD.

Conference Fees

Steering/-or Programming Committee Member
$410

Early Registration Rates, Virtual, on or before: 12/13/2021

$410

Standard Virtual Registration, December 14 through 01/12/2022

SIAM or ACM Member
$540

Early Registration Rates, Virtual, on or before: 12/13/2021

$590

Standard Virtual Registration, December 14 through 01/12/2022

Non-Member
$650

Early Registration Rates, Virtual, on or before: 12/13/2021

$700

Standard Virtual Registration, December 14 through 01/12/2022

Student, SIAM/-or ACM Member*
$240

Early Registration Rates, Virtual, on or before: 12/13/2021

$265

Standard Virtual Registration, December 14 through 01/12/2022

Student, Non-Member*
$260

Early Registration Rates, Virtual, on or before: 12/13/2021

$285

Standard Virtual Registration, December 14 through 01/12/2022

Outreach Member**
$250

Early Registration Rates, Virtual, on or before: 12/13/2021

$250

Standard Virtual Registration, December 14 through 01/12/2022

Registration Information


*Student registration is available for undergraduate and graduate students ONLY; this rate is not available to post-doctorates. The student non-member rate includes a SIAM student membership. Questions regarding SIAM membership should be directed to [email protected].

**Outreach rate is available to SIAM outreach members. Learn more about becoming an Outreach Member (only $15).

Please Note:
Registration is required to gain access to the virtual conference platform.

About Registering

All attendees must login to use the online registration system. If you are a member, the login is the same as your member login. If you do not remember your username or password you may request it using the link on the registration site by providing the email in your SIAM record. You must use your member login to get the member rate for the conference. If you are not a member but attended a SIAM conference or purchased a SIAM publication in the past, check for an existing account. This will allow you to register without setting up a new account. If you do not have an existing account you can follow the link to create a new account.

Attendees must register themselves using their own login credentials. If you are registering individuals other than yourself, please contact us for assistance.

Included with Registration

Registration Includes

Virtual Conference Registration Includes

Virtual access to all technical sessions (SODA, SOSA, ALENEX, and APOCS)
Virtual access to Business Meetings
Access to online Proceedings
Access to recorded presentations in the virtual platform

Additional Information


Additional Information

ADA Information
SIAM wishes to take steps to ensure that no individual with a disability is excluded, denied services, segregated, or otherwise treated differently than other individuals because of the absence of auxiliary aids and services. If you need any auxiliary aids or services identified in the Americans with Disabilities Act or assistance in registering for this conference, please contact Connie Young, SIAM Conference Director, by phone: +1-215-382-9800, fax: +1-215-382-2220, email: [email protected], or mail: Society for Industrial and Applied Mathematics, 3600 Market St., 6th Floor, Philadelphia, PA 19104-2688, U.S.

Conference Speakers
The Organizing Committee expects every speaker in a scheduled presentation to register and present. If it becomes necessary for a speaker to cancel a presentation, he or she should try to find an alternate presenter immediately, preferably a co-author. Contact [email protected] immediately with any change to a scheduled presentation.

A “no-show” or cancelled presentation can cause serious inconvenience to the attendees and conference organizers. The committee thanks all speakers in advance for their compliance with this request.

Recorded Presentations
All presentations will be recorded and made available through the conference platform to conference registrants for at least one month after the conference concludes.

How to Register
Web: Submit the online Registration Form. You will receive an email confirmation acknowledging your registration within two days. If you do not receive it, SIAM has not processed your registration. Please contact [email protected].

Email: [email protected]
Fax: +1-215-382-2220
Phone: +1-215-382-9800
Mail: SIAM Conference Department
3600 Market Street, 6th Floor
Philadelphia, PA 19104-2688 U.S.

Credit Cards
SIAM accepts American Express, Discover, MasterCard and Visa.

SIAM Corporate Members and Sponsors
SIAM is pleased to acknowledge its corporate members and sponsors. In recognition of this support, non-member attendees who are employed by a Corporate Member or Sponsor organization are entitled to the SIAM member registration rate.

Cancellation Policy

Requests for refunds must be sent to [email protected], and will be issued in accordance with the following:

Cancellation on or before December 5, 2021
Full Refund

December 6, 2021 – December 13, 2021
$75 Cancellation Fee

After December 13, 2021
No Refund