Mathematics and Computer Science

Dr. Tian Ren

Associate Professor and Deputy Chair

Picture of Dr. Tian Ren

Office: S-349

Phone: (718) 631-6654

Email: TRen@qcc.cuny.edu

Education

  • B.S., Mathematics; Zhejiang University
  • Ph.D., Mathematics; Rutgers at the State University of New Jersey

Specialties

  • Number Theory

Schedule for Fall 2025

Fall 2025 Teaching Schedule
Time Monday Tuesday Wednesday Thursday
8 AM
MAD-441 B13
8:10-9:50
S-322		 MAD-441 B13
8:10-9:50
S-322		 MAD-321 B4
8:10-9:50
S-322
9 AM
10 AM
Office Hours
10:00-11:00
S-349		 Office Hours
10:00-11:00
S-349		 Office Hours
10:00-11:00
S-349
11 AM
12 PM
Club Hours
12:10-2:00
1 PM
2 PM
Office Hours
2:00-3:00
S-349
3 PM

Campus Cultural Centers

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Kupferberg Holocaust Center Opens in a new window

The KHC uses the lessons of the Holocaust to educate current and future generations about the ramifications of unbridled prejudice, racism and stereotyping.

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QPAC: Performing Arts CenterOpens in a new window

QPAC is an invaluable entertainment company in this region with a growing national reputation. The arts at QPAC continues to play a vital role in transforming lives and building stronger communities.

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QCC Art Gallery

The QCC Art Gallery of the City University of New York is a vital educational and cultural resource for Queensborough Community College, the Borough of Queens and the surrounding communities.