Errata for "Quantum Mechanics: A Mathematical Introduction"

Below is a collection of errata identified for my textbook "Quantum Mechanics: A Mathematical Introduction". If you find other errors in the book, please email me directly.

First Printing, 2023

p. 16, eq. 2.51: The eigenvector should be (1,0,0) and not (0,0,1) as written. (Thanks Sunjiv Varsani!)

p. 59 footnote: The U in Ubergang should have an umlaut. (Thanks Florian Colbatzky!)

p. 73, eq. 4.86: The ket on the right should be psi, and not zeta. (Thanks Raul Balderas!)

p. 75 footnote: The U in Uber den should have an umlaut. (Thanks Florian Colbatzky!)

p. 82, eq. 4.141: After the second equals sign, the Kronecker-delta should have indices mn and not ij.

p. 197, eq. 5.38: The factor in the restoring force should be 96, not 192. (Thanks Florian Colbatzky!)

p. 116, after eq. 6.47: Constant commutators were studied in Sec. 4.3.4, not Sec. 4.3.3. (Thanks Florian Colbatzky!)

p. 123, very bottom: Raising and lowering operators inline need hats. (Thanks Florian Colbatzky!)

p. 125, eq. 6.97: The lowering operator farthest left needs a hat. (Thanks Florian Colbatzky!)

p. 157, fig. 7.13: The caption should have the spread or width with the subscript p, and not 0 as written.

p. 161, eq. 7.109 and 7.110, 7.111: The imaginary part of the scattering phase needs an overall minus sign. (Thanks Florian Colbatzky!)

p. 181, eq. 8.47: The expression for the angular momentum operator L_x should have momentum component p_y multiplying coordinate z. (Thanks Florian Colbatzky!)

p. 185, eq. 8.73: The raising operator L+ should be raised to the nth power on the right, and not the z-component Lz.

p. 190, fourth line after eq. 8.105: "note" should be "noted". (Thanks Florian Colbatzky!)

p. 192, very bottom: "Eherenfest" should be spelled "Ehrenfest". (Thanks Florian Colbatzky!)

p. 213, eq. 9.60: The first term in parentheses on the final line is missing a factor of 1/m_e. (Thanks Florian Colbatzky!)

p. 227, second line from top: "that it it" should be "that it is". (Thanks Florian Colbatzky!)

p. 235, footnote: The title of Zeeman's paper is repeated in Dutch. (Thanks Florian Colbatzky!)

p. 236, eq. 9.168: The factor of the electric charge should be raised to the fourth, not the second, power. (Thanks Florian Colbatzky!)

p. 242, footnote 1: "Ubergang" should have an umlaut on the "U". (Thanks Florian Colbatzky!)

p. 244, eq. 10.24: There is a missing ket of psi_m^(0) that should be multiplying the first correction of the energy factor on the right. (Thanks Florian Colbatzky!)

p. 281, eq. 11.68: The factor that the derivative hits in the second expression should be x-x_0; that is, the argument of the delta-function. (Thanks Florian Colbatzky!)

p. 285, final paragraph of example 11.1: To denote the paths in figure 11.5, all arrows should be pointing right. (Thanks Florian Colbatzky!)

p. 288, eq. 11.106: The differential element of the second integral on the right should be dy_2, and not dy_1. (Thanks Florian Colbatzky!)

p. 293, penultimate line: "the the" should be "the". (Thanks Florian Colbatzky!)

p. 327: In 2022, Alain Aspect, John Clauser and Anton Zeilinger won the Nobel Prize in Physics for their work on establishing the violation of Bell's inequalities.