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• Std/basic
• Realfix

Std/basic/realfix

Rules about realfix.

Definitions and Theorems

Theorem: realfix-when-real/rationalp

(defthm realfix-when-real/rationalp
  (implies (real/rationalp x)
           (equal (realfix x) x)))

Theorem: real/rationalp-of-realfix

(defthm real/rationalp-of-realfix
  (real/rationalp (realfix x)))