110 citations · 705 across the 38 of their papers we have counts for
Showing 2006 · quant-phShow all
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quant-ph2006★ 32 cited
Nonlinear Pseudo-Supersymmetry in the Framework of N-fold Supersymmetry
Artemio Gonzalez-Lopez, Toshiaki Tanaka
We recall the importance of recognizing the different mathematical nature of various concepts relating to PT-symmetric quantum theories. After clarifying the relation between super…
quant-ph2006★ 9 cited
On Existence of a Biorthonormal Basis Composed of Eigenvectors of Non-Hermitian Operators
Toshiaki Tanaka
We present a set of necessary conditions for the existence of a biorthonormal basis composed of eigenvectors of non-Hermitian operators. As an illustration, we examine these condit…