Address:
801 22nd Street NW, Washington, DC, 20052.
Office: 716 Phillips Hall.
Phone number: (202) 994-6791.
Fax number: (202) 994-6760.
E-mail address: ren at gwu dot edu
Teaching.
Fall 2022: Math 1232, Math 6318.
Research interests.
Partial differential equations,
calculus of variations,
singular perturbation,
pattern formation problems such as
block copolymer morphology and
morphogenesis in cell development.