SallyJ

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Across
  1. 2. The more complicated algebraic rule (7)
  2. 7. Crazy, serving drinks before 1960s dance! (5,3,5)
  3. 9. Swimmer in fur coat, commonly much warmer (5)
  4. 10. Girl takes short walk (5)
Down
  1. 1. "Shiner" in two languages (6,6)
  2. 3. Annual celebration, dirty hab to sort (8)
  3. 4. Method of signalling detective about poem (5,4)
  4. 5. Gift a private secretary carried - in this? (8)
  5. 6. Suppress part of list, if legitimate (6)
  6. 8. Cheerful, content with one's lot? (5)