1 M Jan 13 coordinateS.pdf
 2 W Jan 15 gauss.pdf, 1-20
 3 F Jan 17 snow day
 4 W Jan 22 2-5a, 2-15a. old exam emt113.pdf #3
 5 F Jan 24 handout
 6 M Jan 27 handout
 7 W Jan 29 handout
 8 F Jan 31 3-1, 3-2, 3-3
 9 M Feb  3 old exam emt113.pdf #1 + textbook 3-12 (see section 3-5) + legendre.pdf homework #1
10 W Feb  5 
11 F Feb  7 exam 1
12 M Feb 10 3-14, 3-20 see relax.txt for one more
13 W Feb 12 4-2, 4-3 (additionally make a sketch of the electric field lines for the dielectric rod)
14 F Feb 14 4-10, 4-15
15 M Feb 17 handout, 4-18
16 W Feb 19 handout + clausius-mossotti.txt
17 F Feb 21 6-4, 6-2 (the self-energy of a point charge is infinite, so you must calculate the difference in energy density)
18 M Feb 24 6-13, old exam emt213.pdf #2 & #3
19 W Feb 26 see caps1.txt: Figure 6-4, 6-17, 6-26
20 F Feb 28 electret.pdf
21 M Mar  9 7-1, 7-7
22 W Mar 11 7-5 (also see old exam emt213.pdf #1), kirchhoff law circuits handout
23 F Mar 13 xkcd-node.pdf handout
24 M Mar 16 current_sheet.pdf  https://youtu.be/qpqj3OhQmmQ https://youtu.be/OVTfTLEEOuE 
25 W Mar 18 B2.pdf #2-3    https://youtu.be/45Z7WSnVFgk   https://youtu.be/A9XZJDwkkww   exam 2 (postponed, perhaps Mar 27)
26 F Mar 20 old exam emt213.pdf #4 & #5 https://youtu.be/i_pIhsZug5s  https://youtu.be/CMd-lzCk6WU 
27 M Mar 23 B2.pdf #1, #4    https://youtu.be/5x9CGVGeaN4  https://youtu.be/tMVLOP9DhyM 
28 W Mar 25 9-1, 9-8 https://youtu.be/ZqWtbge6n0w https://youtu.be/zwtjm9pw-8A
29 F Mar 27 exam 2 (ch 4-8)
30 M Mar 30 9-11, BC.pdf  https://youtu.be/hIdJhFBzAWA https://youtu.be/CFzyVHCnKZY
31 W Apr  1 Read: Gadolinium_v1.pdf write a paragraph about an experimental detail; https://www.youtube.com/watch?v=KcGEev8qulA
            https://youtu.be/ULYNAl3o-dw  https://youtu.be/Bf_N0tJF2Yg 
32 F Apr  3 old 200 exam: 200t305.pdf: 1-8, 13; textbook 11-7, 11-15
             https://youtu.be/MeCIoI8S2Uw  https://youtu.be/bWYsh8GIiBo 
33 M Apr  6 11-10 old exam emt313.pdf #3 https://youtu.be/ek20xN1cRoQ https://youtu.be/vpG4YFcsolI 
34 W Apr  8 Class34.txt https://youtu.be/5qDNLzXVcrM https://youtu.be/ZIlmA2Rskwo
35 W Apr 15 13-1, 13-3, problems18.pdf #31 https://youtu.be/lja7MydGtw4 (one long video)
36 F Apr 17 problems18.pdf: #32, #24 (same as 13-8)  https://youtu.be/sGYV_l97vyM  (one long video)
37 M Apr 20 ch16.pdf #1; https://youtu.be/CKmPJ2069Xo  https://youtu.be/VY9vTZRl9VI 
38 W Apr 22 exam 3 (rescheduled as apr 22 ch 9-13 )
39 F Apr 24 ch16.pdf #4 https://youtu.be/9cT8ggrI8-w https://youtu.be/VaWK3G6KJ24
40 M Apr 27 ch16.pdf #3 & #5 https://youtu.be/wdOnMH3d4nw (one long video)
41 W Apr 29 https://youtu.be/OoaUKb2Es9o 
42 F May  1 https://youtu.be/wvTMNbH5CJg 
43 M May  4 https://youtu.be/ywqPBxO7UqA