; seed : #(1066021830 2830721961 259995540 547417586 81053319 3982124210)

; flags :
;   rules      = (numerics arithmetic polynomials fractions exponents trigonometry)
;   setup      = (simplify)
;   reduce     = (post-process regimes taylor simplify avg-error)
;   generate   = (rr taylor simplify)
;   precision  = (double)

; timed out
(lambda ((a default) (b default) (c default))
  #:name "NMSE p42, positive"
  (/ (+ (- b) (sqrt (- (sqr b) (* 4 (* a c))))) (* 2 a)))