Thomas Kaldahl (he, him, his) Graduate Assistant, TeachingGraduate Student, Mathematics Email: tkal@arizona.edu Telephone: 520-621-6892Office: ENR2 S370DDScheduled Courses (Fall 2025):MATH:100 - 038, 039Mon09:30 AM - 10:45 AMMATH:100 - 070Tue05:00 PM - 06:15 PMMATH:100 - 001Wed09:30 AM - 10:45 AMMATH:100 - 014, 015Wed03:30 PM - 04:45 PMMATH:100 - 017, 018Wed05:00 PM - 06:15 PM