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classes:2009:fall:phys4101.001:q_a_1106 [2009/11/06 22:15] x500_hakim011classes:2009:fall:phys4101.001:q_a_1106 [2009/11/16 22:23] (current) yk
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-===== Nov 06 (Fri)  =====+===== Nov 06 (Fri) Legendre and Radial WF =====
 **Return to Q&A main page: [[Q_A]]**\\ **Return to Q&A main page: [[Q_A]]**\\
 **Q&A for the previous lecture: [[Q_A_1104]]**\\ **Q&A for the previous lecture: [[Q_A_1104]]**\\
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 **Main class wiki page: ** [[home]] **Main class wiki page: ** [[home]]
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 ====Hydra 11/4 7pm==== ====Hydra 11/4 7pm====
 Are we doing the notecards again for next week's exam? Are we doing the notecards again for next week's exam?
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 ===Andromeda 11/6 10:12pm=== ===Andromeda 11/6 10:12pm===
 i like making my own equations sheet better, i think in the process of doing so i usually learn better than if i have to only concentrate on the equations professors provide. in any case are we allowed an equation sheet this time too? i like making my own equations sheet better, i think in the process of doing so i usually learn better than if i have to only concentrate on the equations professors provide. in any case are we allowed an equation sheet this time too?
 +===Devlin 845a===
 +We are allowed an equation sheet and it's due Wednesday before the test at noon.  :)
  
 ==== Spherical Chicken 11/4 10:45 ==== ==== Spherical Chicken 11/4 10:45 ====
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 Would this term be zero? Why not Would this term be zero? Why not
  
-====John Galt 9/6  10:15====+===John Galt 11/6  10:15===
  
 In answer to Dark Helmet's question about eigenstates and eigenvalues, this section of wikipedia really helped me: In answer to Dark Helmet's question about eigenstates and eigenvalues, this section of wikipedia really helped me:
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 "Each eigenstate of an observable corresponds to an eigenvector of the operator, and the associated eigenvalue corresponds to the value of the observable in that eigenstate. If the operator's spectrum is discrete, the observable can only attain those discrete eigenvalues." "Each eigenstate of an observable corresponds to an eigenvector of the operator, and the associated eigenvalue corresponds to the value of the observable in that eigenstate. If the operator's spectrum is discrete, the observable can only attain those discrete eigenvalues."
  
-==== prest121 11/6/09 10:40am ==== +=== Dark Helmet 11/12 === 
-Looking at the ladder operator technique on p162 of Griffiths: Where does the <math>L_{+/-}</math> equation come from Is that the factor of <math>L^2</math>? +Thanks John Galt, that really did help Wikipedia to the rescue once again.
-===liux0756=== +
-I guess it is similar as the simple harmonic oscillator <math>a_{+/-}</math>+
  
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classes/2009/fall/phys4101.001/q_a_1106.1257567334.txt.gz · Last modified: 2009/11/06 22:15 by x500_hakim011