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A simple example of type-{\rm [N]} \otimes {\rm [N]} {\cal HH} -spaces admitting twisting null geodesic congruence - MaRDI portal

A simple example of type-{\rm [N]} \otimes {\rm [N]} {\cal HH} -spaces admitting twisting null geodesic congruence (Q5454617)

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scientific article; zbMATH DE number 5256211
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A simple example of type-{\rm [N]} \otimes {\rm [N]} {\cal HH} -spaces admitting twisting null geodesic congruence
scientific article; zbMATH DE number 5256211

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    A simple example of type-{\rm [N]} \otimes {\rm [N]} {\cal HH} -spaces admitting twisting null geodesic congruence (English)
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    31 March 2008
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