M Hoffmann-Ostenhof et al 1980 J. Phys. A: Math. Gen. 13 1131 doi:10.1088/0305-4470/13/4/010
M Hoffmann-Ostenhof, T Hoffmann-Ostenhof and B Simon
Show affiliationsIn an arbitrarily small neighbourhood of any zero of a real-valued bounded continuous atomic wavefunction, the wavefunction has both signs.
81Qxx General mathematical topics and methods in quantum theory
Issue 4 (1 April 1980)
M Hoffmann-Ostenhof et al 1980 J. Phys. A: Math. Gen. 13 1131
M Fátima Vaz and M A Fortes 2001 J. Phys.: Condens. Matter 13 1395
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