Is the ground state of a negative potential always even?

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OB1
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Is the ground state of any negative potential that goes to zero at + or - infinity always even?
 
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OB1 said:
Is the ground state of any negative potential that goes to zero at + or - infinity always even?

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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