We present a complete intersection Calabi-Yau manifold Y that has Euler number -72 and which admits free actions by two groups of automorphisms of order 12. These are the cyclic group Z_12 and the non ...

We show how to compute terms in an expansion of the world-volume superpotential for fairly general D-branes on the quintic Calabi-Yau using linear sigma model techniques, and show in examples that ...

The first edition of this influential book, published in 1970, opened up a completely new field of invariant metrics and hyperbolic manifolds. The large number of papers on the topics covered by the ...

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Ben Habib has backed Nigel Farage's call to scrap DEI policy, claiming they are "divisive and pernicious".The Reform UK leader waged fresh war on Prime Minister Sir Keir Starmer, labelling the Labour ...