2006/April

< 2006

For SYZYGY17 from WHAT IS a Syzygy:

Linear algebra over rings is lots more fun than over fields. The main reason is that most modules over a ring do not have bases

—that is, their generators usually satisfy some nontrivial relations or “syzygies”. [1]
  1. ↑ Wiegand, Roger 2006/April NOTICES OF THE AMS 457
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