Aviso de envio ao Brasil
A iMusic aguarda aprovação no programa Remessa Conforme. Até que a adesão seja concluída, compras enviadas ao Brasil serão tributadas integralmente, inclusive pedidos abaixo de USD 50.
De acordo com a existente cláusula em nossos Termos e Condições, nós não aceitamos devoluções por recusa do pagamento desses impostos.
Atualizado em 13/05/2026 · De todos da iMusic
![Cover for Werner Ballmann · Introduction to Geometry and Topology - Compact Textbooks in Mathematics (Paperback Book) [1st ed. 2018 edition] (2018)](https://imusic.b-cdn.net/images/item/original/825/9783034809825.jpg?werner-ballmann-2018-introduction-to-geometry-and-topology-compact-textbooks-in-mathematics-paperback-book&class=scaled&v=1562064005)
![Cover for Werner Ballmann · Einfuhrung in die Geometrie und Topologie - Mathematik Kompakt (Paperback Book) [2. Auflage 2018 edition] (2018)](https://imusic.b-cdn.net/images/item/original/856/9783034809856.jpg?werner-ballmann-2018-einfuhrung-in-die-geometrie-und-topologie-mathematik-kompakt-paperback-book&class=scaled&v=1626260577)
![Cover for Werner Ballmann · Manifolds of Nonpositive Curvature - Progress in Mathematics (Paperback Book) [Softcover Reprint of the Original 1st Ed. 1985 edition] (2013)](https://imusic.b-cdn.net/images/item/original/616/9781468491616.jpg?werner-ballmann-2013-manifolds-of-nonpositive-curvature-progress-in-mathematics-paperback-book&class=scaled&v=1608760480)
![Cover for Werner Ballmann · Lectures on Spaces of Nonpositive Curvature (Book) [1995 edition] (1995)](https://imusic.b-cdn.net/images/item/original/424/9783764352424.jpg?werner-ballmann-1995-lectures-on-spaces-of-nonpositive-curvature-book&class=scaled&v=1583795226)