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authorElizabeth Alexander Hunt <me@liz.coffee>2026-07-02 11:55:17 -0700
committerElizabeth Alexander Hunt <me@liz.coffee>2026-07-02 11:55:17 -0700
commit6bf4b90c90f15f4ab60833bddf5b5756d1a6b1f6 (patch)
treeed97e39ec77c5231ffd2c394493e68d00ddac5a4 /Homework/math4610/deprecated-cl/utils,within-range.lisp
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+(in-package :lizfcm.utils)
+
+(defun within-range-p (x true-value delta)
+ (and (< x (+ true-value delta))
+ (> x (- true-value delta))))