Abstract
By forming the square root of the Wheeler-DeWitt equation and applying itto a minisuperspace composed of a Kantowski-Sachs universe, we derive acosmological wave function with conserved current and positive-definiteprobability density.
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Shen, Yg., Zhang, Tj. Dirac Quantization in Kantowski—Sachs Spacetime. International Journal of Theoretical Physics 39, 1049–1053 (2000). https://doi.org/10.1023/A:1003602508208
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DOI: https://doi.org/10.1023/A:1003602508208