Qipeng Qian (he, him, his) Graduate Assistant, TeachingGraduate Student, Applied Mathematics Email: qqian@math.arizona.edu Office: ENR2 S390BBScheduled Courses (Spring 2023):MATH:112 - 020Mon03:00 PM - 04:00 PMWed03:00 PM - 04:00 PMFri03:00 PM - 04:00 PM