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 Summer2 2025

Summer2 2025 Teaching Schedule
Time Monday Tuesday Wednesday Thursday
7 AM
Office Hours
7:00-8:05
S-349
Office Hours
7:00-8:05
S-349
Office Hours
7:00-8:05
S-349
Office Hours
7:00-8:05
S-349
8 AM
MAD-441 2B0
8:10-11:55
S-322
MAD-441 2B0
8:10-11:55
S-322
MAD-441 2B0
8:10-11:55
S-322
MAD-441 2B0
8:10-11:55
S-322
9 AM
10 AM
11 AM
12 PM
Office Hours
12:00-1:30
S-349
MAD-121 2F13
12:10-1:25
S-222
MAD-121 2F13
12:10-1:25
S-222
1 PM
Office Hours
1:30-2:00
S-349
2 PM

Campus Cultural Centers

Kupferberg Holocaust Center exterior lit up at nightOpens in a new window
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.

Russian Ballet performing at the Queensborough Performing Arts CenterOpens in a new window
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.

Queensborough Art Gallery exterior in the afternoonOpens in a new window
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.