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  • Lectures on Spaces of Nonpositive Curvature by Werner Ballmann (English) Paperba

    • Item No : 157091149268
    • Condition : Brand New
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    • Seller : the_nile
    • Current Bid : US $44.43
    • * Item Description

    • In the smooth case, this is known and is the content of the Rank Rigidity theorem. An updated version of the proof of the latter theorem (in the smooth case) is presented in Chapter IV of the book. by Werner Ballmann.
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