Corrections—# 3, August 10, 2000 Introduction to Quantum Mechanics by David Griffiths • inside front cover, under “Generalized uncertainty principle”: remove the superscripted “2” on the right. • page 4, line 8: correct spelling of “pejorative”. • page 68, displayed material on line after “we obtain” should read: κ l tan(la)= (plus sign), and tan(la)=− (minus sign). l κ • page 72, Prob. 2.48 (a) and (b): change “Show” to “Check”. • page90,twolinesabove3.80: inserttheword“normalized”between“the” and “eigenvectors”. • page 96, line after 3.90: fix spelling of “dimensional”. • page 116, Prob. 3.48 (b): change “next” to “second”. • page 122, line before 4.6: change dxdydx to dxdydz. (cid:2) (cid:3) (cid:2) (cid:3) • page 126, last displayed equation: change d to d 2. dx dx • page 127, footnote 8: change Ym to (Ym)∗. l l • page 152, penultimate line: correct spelling of “inadvertently”. • page 158, footnote 26: change “Neils” to “Niels”. • page 159, line after 4.153: change “r” to “v” in “Levi-Civita”. • page178,Prob.5.1(c): changethefirstlinetoread“Separatethevariables by letting ...” • page183,topequation: putsubscript“a”onthefirstψ andsubscript“b” on the second ψ. • page 190, line 3: correct spelling of “accommodate”. • page 192, Table 5.1: in line 25 the final subscript should be 5/2, not 3/2. • page 204, fourth line from bottom: change 10 to 13; next line: change to read “...could be 9, two could be 3 and one 15 or two 11 and one 1 (each in three ...”. 1 • page205,secondline: changetoread“(3,3,15),(3,15,3),(15,3,3),(11,11,1), (11,1,11), (1,11,11)” (and center); line following 5.69: change to read “...two are in ψ (or ψ ) and one is in ψ (or ψ ), it is”; Eq. [5.70]: 3 11 15 1 changetoread“(0,0,2,0,0,0,0,0,0,0,0,0,0,0,1,0,...) or(1,0,0,0,0,0,0,0,0,0,2,0,...)” (and center); next line: change “all others zero” to read “or N = 1, 1 N =2”; line following 5.71: change “third” to “last”; next lines, change 11 to read “...whereas the middle two occur three ways ...”. • page 205, last paragraph: change every 10 to 13 (eight times); in line 5 change “the second” to “either middle”; next line, after “E ” add “(or 3 E )”andafter“E ”add“(orE )”;nextline: after“P ”insert“=P ”, 11 15 1 3 11 and before “P ” insert “P =”; same line and two lines below, change 15 1 “1/5” to “2/13”. • page 206, top line: change to read: 1 2 2 2 1 2 2 1 P +P +P +P +P +P +P +P = + + + + + + + =1. 1 3 5 7 9 11 13 15 13 13 13 13 13 13 13 13 (Use smaller type if necessary.) • page 206, first paragraph: change line 3 to read “...the first, second, and third configurations ...”; change next line to read “...with the configu- ration 5.71 (see Problem 5.19(a)). For ...”; change last two lines to read “lem 5.19(b)), so P =1/4, P =P =(1/4)×(2/3)=1/6, P =P = 9 3 11 15 1 (1/4)×(1/3) = 1/12, and P = P = P = (1/4)×(1/3) = 1/12. As 5 7 13 always, the sum is 1.” • page 206, Prob. 5.19 (b): in (ii) change subscript “13” to “15”. • page 215, Eq. 5.106: change right side to read (cid:4) (cid:5) (cid:6) (cid:5) (cid:6)(cid:7) N 3 2π¯h2 k T ln + ln . B V 2 mk T B • page 216, footnote 24: change problem number to “5.32”. • page 228, two lines after 6.17: there should not be a line break here. • page229,fivelinesafter6.26: switch“plus”and“minus”;inthedisplayed equation two lines below, switch every a to b, and every b to a (four of each). • page 243, Prob. 6.16, line 6: the subscript “fs” should be Roman. • page 244, footnote 11: change “83” to “238”. • page 254, Prob. 6.31: remove the two minus signs in the equation. 2 • page 255, Problem 6.34 (c): switch the words “orthorhombic” and “tetragonal”. • page 260, Prob. 7.3: change “trail” to “trial”. • page 276, Eq. 8.4: insert eiφ after ]. • page 295, Eq. 8.56: insert “dx” after the square root in the integral. • page 301, Prob. 9.1: remove the minus sign at the end of the second line; Prob. 9.3: change answer to read Pa→b =sin2(|α|/¯h). • page 304, footnote 1: change “1014 Hz” to “1015 s−1”. • page 306, footnote 2: change “X-rays” to “x rays”. • page 310, second line of last paragraph: change x to y; add “is”: “...and is polarized ...” • page 322, Prob. 9.20 (b): change “w” to “ω” in the last line. • page 323, lines 2 and 3: change “I” to “you” (twice). • page 330, line 5: change “it” to “is”; Eq. 10.24: insert right bracket ]. • page 353, Fig. 11.2: change “a” to “α” (three times). • page 359, Table 11.1: change every z to x (18 times). • page 363, second equation from the bottom: change δ2 to δ3. • page 365, Fig. 11.7: remove arrows over r and s and make both of them bold face (and S should be lower case); Fig. 11.8: change axis labels so vertical one reads “Im(s)” and horizontal one reads “Re(s)”, and make both S’s (and the k’s) under the horizontal line lower case, light face. • page 368, line following 11.69: take the prime off the second k and put it on the first one; Fig. 11.10: remove arrows over all bold letters (5 times); in the caption take the prime off the second k and put it on the first one. • page 371, Fig. 11.11: change F1 to F⊥ (same as in Eq. 11.85). • page 388, under “Ehrenfest’s theorem”: add page 71. • page 389, under “Hermitian”, include (between “matrix” and “transfor- mation”)theentry“operator,97”;under“Hydrogenatom”: change“113” to “133”. 3