Learning objectives

• Compute divergence by thinking about mass flow into a box
• Use the divergence theorem

Before class

• Read Hughes-Hallett sections 20.1 and 20.2
• Ponder Hughes-Hallett problems: 20.1: 4, 6, 13, 20; 20.2: 3.
• Post to Piazza
• Write solutions to problems  18.4: 8, 24; 19.1: 12; 19.2: 4 to turn in at the beginning of class.
• Complete HW12 on WeBWork

In class

• Prepare for Thursday’s test
• Work through section 1 of document on fluid mechanics
• Problems on divergence and divergence theorem