Almost surely, e-mail is the best way to be in touch with me.

• E-mail address: biswa087 (at) umn (dot) edu

• Office address: 454 Vincent Hall

• Phone number: (612)  624 - 3531

• Mailing address: School of Mathematics,
  University of Minnesota,
  127 Vincent Hall,
  206 Church St SE,
  Minneapolis, MN 55455.