One-hour lectures will occur LIVE in Zoom classrooms Tuesdays and Thursdays at 11am Eastern Time. The lectures will be recorded and available for later viewing. One-hour recitations will be held weekly by Teaching Assistants on Wednesdays and Fridays at different times trying to accommodate the time zones that students are in as best as we can. Recitations will occur LIVE in Zoom classrooms. Teaching Assistants will hold virtual office hours via Zoom on designated office hour days that directly precede each problem set due date or quiz. Office hours will be held at various times to best accommodate students in different time zones.