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Ground state of a potential

  1. Mar 20, 2009 #1

    OB1

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    Is the ground state of any negative potential that goes to zero at + or - infinity always even?
     
  2. jcsd
  3. Mar 22, 2009 #2
    It can be even only if the potential is even too.

    But it is real and has no zero's.

    AFAIR.
     
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