25.643 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.149 * * * [progress]: [2/2] Setting up program.
0.154 * [progress]: [Phase 2 of 3] Improving.
0.154 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x y) (- (log (+ 1 (exp x))) (* x y)))>
0.154 * [simplify]: Simplifying:
  (- (log (+ 1 (exp x))) (* x y))
0.154 * * [simplify]: iteration 1: (8 enodes)
0.157 * * [simplify]: iteration 2: (13 enodes)
0.160 * * [simplify]: iteration 3: (20 enodes)
0.166 * * [simplify]: iteration 4: (24 enodes)
0.171 * * [simplify]: Extracting #0: cost 1 inf + 0
0.171 * * [simplify]: Extracting #1: cost 8 inf + 0
0.171 * * [simplify]: Extracting #2: cost 4 inf + 208
0.172 * * [simplify]: Extracting #3: cost 2 inf + 682
0.172 * * [simplify]: Extracting #4: cost 1 inf + 683
0.172 * * [simplify]: Extracting #5: cost 0 inf + 795
0.173 * [simplify]: Simplified to:
  (- (log1p (exp x)) (* y x))
0.200 * * [progress]: iteration 1 / 4
0.200 * * * [progress]: picking best candidate
0.204 * * * * [pick]: Picked  #<alt (λ (x y) (- (log1p (exp x)) (* y x)))>
0.204 * * * [progress]: localizing error
0.225 * * * [progress]: generating rewritten candidates
0.225 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.235 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.236 * * * [progress]: generating series expansions
0.236 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.236 * [backup-simplify]: Simplify (- (log1p (exp x)) (* y x)) into (- (log1p (exp x)) (* x y))
0.236 * [approximate]: Taking taylor expansion of (- (log1p (exp x)) (* x y)) in (x y) around 0
0.236 * [taylor]: Taking taylor expansion of (- (log1p (exp x)) (* x y)) in y
0.236 * [taylor]: Taking taylor expansion of (log1p (exp x)) in y
0.236 * [taylor]: Rewrote expression to (log (+ 1 (exp x)))
0.236 * [taylor]: Taking taylor expansion of (+ 1 (exp x)) in y
0.236 * [taylor]: Taking taylor expansion of 1 in y
0.236 * [backup-simplify]: Simplify 1 into 1
0.236 * [taylor]: Taking taylor expansion of (exp x) in y
0.236 * [taylor]: Taking taylor expansion of x in y
0.236 * [backup-simplify]: Simplify x into x
0.236 * [backup-simplify]: Simplify (exp x) into (exp x)
0.236 * [backup-simplify]: Simplify (+ 1 (exp x)) into (+ (exp x) 1)
0.237 * [backup-simplify]: Simplify (log (+ (exp x) 1)) into (log (+ (exp x) 1))
0.237 * [taylor]: Taking taylor expansion of (* x y) in y
0.237 * [taylor]: Taking taylor expansion of x in y
0.237 * [backup-simplify]: Simplify x into x
0.237 * [taylor]: Taking taylor expansion of y in y
0.237 * [backup-simplify]: Simplify 0 into 0
0.237 * [backup-simplify]: Simplify 1 into 1
0.237 * [taylor]: Taking taylor expansion of (- (log1p (exp x)) (* x y)) in x
0.237 * [taylor]: Taking taylor expansion of (log1p (exp x)) in x
0.237 * [taylor]: Rewrote expression to (log (+ 1 (exp x)))
0.237 * [taylor]: Taking taylor expansion of (+ 1 (exp x)) in x
0.237 * [taylor]: Taking taylor expansion of 1 in x
0.237 * [backup-simplify]: Simplify 1 into 1
0.237 * [taylor]: Taking taylor expansion of (exp x) in x
0.237 * [taylor]: Taking taylor expansion of x in x
0.237 * [backup-simplify]: Simplify 0 into 0
0.237 * [backup-simplify]: Simplify 1 into 1
0.237 * [backup-simplify]: Simplify (exp 0) into 1
0.238 * [backup-simplify]: Simplify (+ 1 1) into 2
0.238 * [backup-simplify]: Simplify (log 2) into (log 2)
0.238 * [taylor]: Taking taylor expansion of (* x y) in x
0.238 * [taylor]: Taking taylor expansion of x in x
0.238 * [backup-simplify]: Simplify 0 into 0
0.238 * [backup-simplify]: Simplify 1 into 1
0.238 * [taylor]: Taking taylor expansion of y in x
0.238 * [backup-simplify]: Simplify y into y
0.238 * [taylor]: Taking taylor expansion of (- (log1p (exp x)) (* x y)) in x
0.238 * [taylor]: Taking taylor expansion of (log1p (exp x)) in x
0.238 * [taylor]: Rewrote expression to (log (+ 1 (exp x)))
0.238 * [taylor]: Taking taylor expansion of (+ 1 (exp x)) in x
0.238 * [taylor]: Taking taylor expansion of 1 in x
0.238 * [backup-simplify]: Simplify 1 into 1
0.238 * [taylor]: Taking taylor expansion of (exp x) in x
0.238 * [taylor]: Taking taylor expansion of x in x
0.238 * [backup-simplify]: Simplify 0 into 0
0.238 * [backup-simplify]: Simplify 1 into 1
0.238 * [backup-simplify]: Simplify (exp 0) into 1
0.239 * [backup-simplify]: Simplify (+ 1 1) into 2
0.239 * [backup-simplify]: Simplify (log 2) into (log 2)
0.239 * [taylor]: Taking taylor expansion of (* x y) in x
0.239 * [taylor]: Taking taylor expansion of x in x
0.239 * [backup-simplify]: Simplify 0 into 0
0.239 * [backup-simplify]: Simplify 1 into 1
0.239 * [taylor]: Taking taylor expansion of y in x
0.239 * [backup-simplify]: Simplify y into y
0.239 * [backup-simplify]: Simplify (* 0 y) into 0
0.240 * [backup-simplify]: Simplify (- 0) into 0
0.240 * [backup-simplify]: Simplify (+ (log 2) 0) into (log 2)
0.240 * [taylor]: Taking taylor expansion of (log 2) in y
0.240 * [taylor]: Taking taylor expansion of 2 in y
0.240 * [backup-simplify]: Simplify 2 into 2
0.241 * [backup-simplify]: Simplify (log 2) into (log 2)
0.241 * [backup-simplify]: Simplify (log 2) into (log 2)
0.242 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1
0.242 * [backup-simplify]: Simplify (+ 0 1) into 1
0.243 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 1) 1)) (pow 2 1)))) 1) into 1/2
0.244 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.244 * [backup-simplify]: Simplify (- y) into (- y)
0.244 * [backup-simplify]: Simplify (+ 1/2 (- y)) into (- 1/2 y)
0.244 * [taylor]: Taking taylor expansion of (- 1/2 y) in y
0.244 * [taylor]: Taking taylor expansion of 1/2 in y
0.244 * [backup-simplify]: Simplify 1/2 into 1/2
0.244 * [taylor]: Taking taylor expansion of y in y
0.244 * [backup-simplify]: Simplify 0 into 0
0.244 * [backup-simplify]: Simplify 1 into 1
0.245 * [backup-simplify]: Simplify (- 0) into 0
0.245 * [backup-simplify]: Simplify (+ 1/2 0) into 1/2
0.245 * [backup-simplify]: Simplify 1/2 into 1/2
0.247 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow 2 1)))) 1) into 0
0.247 * [backup-simplify]: Simplify 0 into 0
0.248 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2
0.248 * [backup-simplify]: Simplify (+ 0 1/2) into 1/2
0.251 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 1) 2)) (pow 2 2))) (* 1 (/ (* 1 (pow (* 2 1/2) 1)) (pow 2 1)))) 2) into 1/8
0.252 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.252 * [backup-simplify]: Simplify (- 0) into 0
0.253 * [backup-simplify]: Simplify (+ 1/8 0) into 1/8
0.253 * [taylor]: Taking taylor expansion of 1/8 in y
0.253 * [backup-simplify]: Simplify 1/8 into 1/8
0.253 * [backup-simplify]: Simplify 1/8 into 1/8
0.253 * [backup-simplify]: Simplify (+ (* 1/8 (pow (* 1 x) 2)) (+ (* 1/2 (* 1 x)) (log 2))) into (+ (log 2) (+ (* 1/2 x) (* 1/8 (pow x 2))))
0.254 * [backup-simplify]: Simplify (- (log1p (exp (/ 1 x))) (* (/ 1 y) (/ 1 x))) into (- (log1p (exp (/ 1 x))) (/ 1 (* x y)))
0.254 * [approximate]: Taking taylor expansion of (- (log1p (exp (/ 1 x))) (/ 1 (* x y))) in (x y) around 0
0.254 * [taylor]: Taking taylor expansion of (- (log1p (exp (/ 1 x))) (/ 1 (* x y))) in y
0.254 * [taylor]: Taking taylor expansion of (log1p (exp (/ 1 x))) in y
0.254 * [taylor]: Rewrote expression to (log (+ 1 (exp (/ 1 x))))
0.254 * [taylor]: Taking taylor expansion of (+ 1 (exp (/ 1 x))) in y
0.254 * [taylor]: Taking taylor expansion of 1 in y
0.254 * [backup-simplify]: Simplify 1 into 1
0.254 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
0.254 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.254 * [taylor]: Taking taylor expansion of x in y
0.254 * [backup-simplify]: Simplify x into x
0.254 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.254 * [backup-simplify]: Simplify (exp (/ 1 x)) into (exp (/ 1 x))
0.254 * [backup-simplify]: Simplify (+ 1 (exp (/ 1 x))) into (+ (exp (/ 1 x)) 1)
0.254 * [backup-simplify]: Simplify (log (+ (exp (/ 1 x)) 1)) into (log (+ (exp (/ 1 x)) 1))
0.254 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.254 * [taylor]: Taking taylor expansion of (* x y) in y
0.254 * [taylor]: Taking taylor expansion of x in y
0.254 * [backup-simplify]: Simplify x into x
0.254 * [taylor]: Taking taylor expansion of y in y
0.254 * [backup-simplify]: Simplify 0 into 0
0.254 * [backup-simplify]: Simplify 1 into 1
0.255 * [backup-simplify]: Simplify (* x 0) into 0
0.255 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x
0.255 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.255 * [taylor]: Taking taylor expansion of (- (log1p (exp (/ 1 x))) (/ 1 (* x y))) in x
0.255 * [taylor]: Taking taylor expansion of (log1p (exp (/ 1 x))) in x
0.255 * [taylor]: Rewrote expression to (log (+ 1 (exp (/ 1 x))))
0.255 * [taylor]: Taking taylor expansion of (+ 1 (exp (/ 1 x))) in x
0.255 * [taylor]: Taking taylor expansion of 1 in x
0.255 * [backup-simplify]: Simplify 1 into 1
0.255 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.255 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.255 * [taylor]: Taking taylor expansion of x in x
0.255 * [backup-simplify]: Simplify 0 into 0
0.255 * [backup-simplify]: Simplify 1 into 1
0.256 * [backup-simplify]: Simplify (/ 1 1) into 1
0.256 * [backup-simplify]: Simplify (exp (/ 1 x)) into (exp (/ 1 x))
0.256 * [backup-simplify]: Simplify (+ 1 (exp (/ 1 x))) into (+ (exp (/ 1 x)) 1)
0.256 * [backup-simplify]: Simplify (log (+ (exp (/ 1 x)) 1)) into (log (+ (exp (/ 1 x)) 1))
0.256 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.256 * [taylor]: Taking taylor expansion of (* x y) in x
0.256 * [taylor]: Taking taylor expansion of x in x
0.256 * [backup-simplify]: Simplify 0 into 0
0.256 * [backup-simplify]: Simplify 1 into 1
0.256 * [taylor]: Taking taylor expansion of y in x
0.256 * [backup-simplify]: Simplify y into y
0.256 * [backup-simplify]: Simplify (* 0 y) into 0
0.256 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.256 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.256 * [taylor]: Taking taylor expansion of (- (log1p (exp (/ 1 x))) (/ 1 (* x y))) in x
0.257 * [taylor]: Taking taylor expansion of (log1p (exp (/ 1 x))) in x
0.257 * [taylor]: Rewrote expression to (log (+ 1 (exp (/ 1 x))))
0.257 * [taylor]: Taking taylor expansion of (+ 1 (exp (/ 1 x))) in x
0.257 * [taylor]: Taking taylor expansion of 1 in x
0.257 * [backup-simplify]: Simplify 1 into 1
0.257 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.257 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.257 * [taylor]: Taking taylor expansion of x in x
0.257 * [backup-simplify]: Simplify 0 into 0
0.257 * [backup-simplify]: Simplify 1 into 1
0.257 * [backup-simplify]: Simplify (/ 1 1) into 1
0.257 * [backup-simplify]: Simplify (exp (/ 1 x)) into (exp (/ 1 x))
0.257 * [backup-simplify]: Simplify (+ 1 (exp (/ 1 x))) into (+ (exp (/ 1 x)) 1)
0.257 * [backup-simplify]: Simplify (log (+ (exp (/ 1 x)) 1)) into (log (+ (exp (/ 1 x)) 1))
0.257 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.257 * [taylor]: Taking taylor expansion of (* x y) in x
0.257 * [taylor]: Taking taylor expansion of x in x
0.257 * [backup-simplify]: Simplify 0 into 0
0.257 * [backup-simplify]: Simplify 1 into 1
0.257 * [taylor]: Taking taylor expansion of y in x
0.257 * [backup-simplify]: Simplify y into y
0.257 * [backup-simplify]: Simplify (* 0 y) into 0
0.258 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.258 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.258 * [backup-simplify]: Simplify (- (/ 1 y)) into (- (/ 1 y))
0.258 * [backup-simplify]: Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
0.258 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.258 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.258 * [taylor]: Taking taylor expansion of y in y
0.258 * [backup-simplify]: Simplify 0 into 0
0.258 * [backup-simplify]: Simplify 1 into 1
0.258 * [backup-simplify]: Simplify (/ 1 1) into 1
0.258 * [backup-simplify]: Simplify (- 1) into -1
0.258 * [backup-simplify]: Simplify -1 into -1
0.259 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.259 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.259 * [backup-simplify]: Simplify (- 0) into 0
0.259 * [backup-simplify]: Simplify (+ (log (+ (exp (/ 1 x)) 1)) 0) into (log (+ (exp (/ 1 x)) 1))
0.259 * [taylor]: Taking taylor expansion of (log (+ (exp (/ 1 x)) 1)) in y
0.259 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1) in y
0.259 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
0.259 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.259 * [taylor]: Taking taylor expansion of x in y
0.259 * [backup-simplify]: Simplify x into x
0.259 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.259 * [backup-simplify]: Simplify (exp (/ 1 x)) into (exp (/ 1 x))
0.259 * [taylor]: Taking taylor expansion of 1 in y
0.259 * [backup-simplify]: Simplify 1 into 1
0.259 * [backup-simplify]: Simplify (+ (exp (/ 1 x)) 1) into (+ (exp (/ 1 x)) 1)
0.260 * [backup-simplify]: Simplify (log (+ (exp (/ 1 x)) 1)) into (log (+ (exp (/ 1 x)) 1))
0.260 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.260 * [backup-simplify]: Simplify (- 0) into 0
0.260 * [backup-simplify]: Simplify 0 into 0
0.261 * [backup-simplify]: Simplify (+ 0 0) into 0
0.261 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (+ (exp (/ 1 x)) 1) 1)))) 1) into 0
0.262 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
0.262 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.262 * [backup-simplify]: Simplify (- 0) into 0
0.262 * [backup-simplify]: Simplify (+ 0 0) into 0
0.262 * [taylor]: Taking taylor expansion of 0 in y
0.262 * [backup-simplify]: Simplify 0 into 0
0.262 * [backup-simplify]: Simplify (log (+ (exp (/ 1 x)) 1)) into (log (+ (exp (/ 1 x)) 1))
0.263 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.263 * [backup-simplify]: Simplify (- 0) into 0
0.263 * [backup-simplify]: Simplify 0 into 0
0.263 * [backup-simplify]: Simplify (+ 0 0) into 0
0.264 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (+ (exp (/ 1 x)) 1) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (+ (exp (/ 1 x)) 1) 1)))) 2) into 0
0.265 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
0.266 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.266 * [backup-simplify]: Simplify (- 0) into 0
0.266 * [backup-simplify]: Simplify (+ 0 0) into 0
0.266 * [taylor]: Taking taylor expansion of 0 in y
0.266 * [backup-simplify]: Simplify 0 into 0
0.266 * [backup-simplify]: Simplify 0 into 0
0.266 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0
0.267 * [backup-simplify]: Simplify (* (exp (/ 1 x)) (+ (* (/ (pow 0 1) 1)))) into 0
0.267 * [backup-simplify]: Simplify (+ 0 0) into 0
0.268 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (+ (exp (/ 1 x)) 1) 1)))) 1) into 0
0.268 * [backup-simplify]: Simplify 0 into 0
0.268 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.269 * [backup-simplify]: Simplify (- 0) into 0
0.269 * [backup-simplify]: Simplify 0 into 0
0.269 * [backup-simplify]: Simplify (+ 0 0) into 0
0.271 * [backup-simplify]: Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (+ (exp (/ 1 x)) 1) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (+ (exp (/ 1 x)) 1) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (+ (exp (/ 1 x)) 1) 1)))) 6) into 0
0.272 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))))) into 0
0.272 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.272 * [backup-simplify]: Simplify (- 0) into 0
0.272 * [backup-simplify]: Simplify (+ 0 0) into 0
0.272 * [taylor]: Taking taylor expansion of 0 in y
0.272 * [backup-simplify]: Simplify 0 into 0
0.272 * [backup-simplify]: Simplify 0 into 0
0.273 * [backup-simplify]: Simplify 0 into 0
0.273 * [backup-simplify]: Simplify (+ (log (+ (exp (/ 1 (/ 1 x))) 1)) (* -1 (* (/ 1 (/ 1 y)) (/ 1 (/ 1 x))))) into (- (log (+ (exp x) 1)) (* x y))
0.273 * [backup-simplify]: Simplify (- (log1p (exp (/ 1 (- x)))) (* (/ 1 (- y)) (/ 1 (- x)))) into (- (log1p (exp (/ -1 x))) (/ 1 (* x y)))
0.273 * [approximate]: Taking taylor expansion of (- (log1p (exp (/ -1 x))) (/ 1 (* x y))) in (x y) around 0
0.273 * [taylor]: Taking taylor expansion of (- (log1p (exp (/ -1 x))) (/ 1 (* x y))) in y
0.273 * [taylor]: Taking taylor expansion of (log1p (exp (/ -1 x))) in y
0.273 * [taylor]: Rewrote expression to (log (+ 1 (exp (/ -1 x))))
0.273 * [taylor]: Taking taylor expansion of (+ 1 (exp (/ -1 x))) in y
0.273 * [taylor]: Taking taylor expansion of 1 in y
0.273 * [backup-simplify]: Simplify 1 into 1
0.273 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in y
0.273 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.273 * [taylor]: Taking taylor expansion of -1 in y
0.273 * [backup-simplify]: Simplify -1 into -1
0.273 * [taylor]: Taking taylor expansion of x in y
0.273 * [backup-simplify]: Simplify x into x
0.273 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x)
0.273 * [backup-simplify]: Simplify (exp (/ -1 x)) into (exp (/ -1 x))
0.273 * [backup-simplify]: Simplify (+ 1 (exp (/ -1 x))) into (+ (exp (/ -1 x)) 1)
0.273 * [backup-simplify]: Simplify (log (+ (exp (/ -1 x)) 1)) into (log (+ (exp (/ -1 x)) 1))
0.273 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.273 * [taylor]: Taking taylor expansion of (* x y) in y
0.273 * [taylor]: Taking taylor expansion of x in y
0.273 * [backup-simplify]: Simplify x into x
0.273 * [taylor]: Taking taylor expansion of y in y
0.273 * [backup-simplify]: Simplify 0 into 0
0.273 * [backup-simplify]: Simplify 1 into 1
0.273 * [backup-simplify]: Simplify (* x 0) into 0
0.274 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x
0.274 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.274 * [taylor]: Taking taylor expansion of (- (log1p (exp (/ -1 x))) (/ 1 (* x y))) in x
0.274 * [taylor]: Taking taylor expansion of (log1p (exp (/ -1 x))) in x
0.274 * [taylor]: Rewrote expression to (log (+ 1 (exp (/ -1 x))))
0.274 * [taylor]: Taking taylor expansion of (+ 1 (exp (/ -1 x))) in x
0.274 * [taylor]: Taking taylor expansion of 1 in x
0.274 * [backup-simplify]: Simplify 1 into 1
0.274 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.274 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.274 * [taylor]: Taking taylor expansion of -1 in x
0.274 * [backup-simplify]: Simplify -1 into -1
0.274 * [taylor]: Taking taylor expansion of x in x
0.274 * [backup-simplify]: Simplify 0 into 0
0.274 * [backup-simplify]: Simplify 1 into 1
0.274 * [backup-simplify]: Simplify (/ -1 1) into -1
0.274 * [backup-simplify]: Simplify (exp (/ -1 x)) into (exp (/ -1 x))
0.274 * [backup-simplify]: Simplify (+ 1 (exp (/ -1 x))) into (+ (exp (/ -1 x)) 1)
0.274 * [backup-simplify]: Simplify (log (+ (exp (/ -1 x)) 1)) into (log (+ (exp (/ -1 x)) 1))
0.274 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.274 * [taylor]: Taking taylor expansion of (* x y) in x
0.274 * [taylor]: Taking taylor expansion of x in x
0.274 * [backup-simplify]: Simplify 0 into 0
0.274 * [backup-simplify]: Simplify 1 into 1
0.274 * [taylor]: Taking taylor expansion of y in x
0.274 * [backup-simplify]: Simplify y into y
0.274 * [backup-simplify]: Simplify (* 0 y) into 0
0.275 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.275 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.275 * [taylor]: Taking taylor expansion of (- (log1p (exp (/ -1 x))) (/ 1 (* x y))) in x
0.275 * [taylor]: Taking taylor expansion of (log1p (exp (/ -1 x))) in x
0.275 * [taylor]: Rewrote expression to (log (+ 1 (exp (/ -1 x))))
0.275 * [taylor]: Taking taylor expansion of (+ 1 (exp (/ -1 x))) in x
0.275 * [taylor]: Taking taylor expansion of 1 in x
0.275 * [backup-simplify]: Simplify 1 into 1
0.275 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.275 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.275 * [taylor]: Taking taylor expansion of -1 in x
0.275 * [backup-simplify]: Simplify -1 into -1
0.275 * [taylor]: Taking taylor expansion of x in x
0.275 * [backup-simplify]: Simplify 0 into 0
0.275 * [backup-simplify]: Simplify 1 into 1
0.275 * [backup-simplify]: Simplify (/ -1 1) into -1
0.275 * [backup-simplify]: Simplify (exp (/ -1 x)) into (exp (/ -1 x))
0.275 * [backup-simplify]: Simplify (+ 1 (exp (/ -1 x))) into (+ (exp (/ -1 x)) 1)
0.275 * [backup-simplify]: Simplify (log (+ (exp (/ -1 x)) 1)) into (log (+ (exp (/ -1 x)) 1))
0.276 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.276 * [taylor]: Taking taylor expansion of (* x y) in x
0.276 * [taylor]: Taking taylor expansion of x in x
0.276 * [backup-simplify]: Simplify 0 into 0
0.276 * [backup-simplify]: Simplify 1 into 1
0.276 * [taylor]: Taking taylor expansion of y in x
0.276 * [backup-simplify]: Simplify y into y
0.276 * [backup-simplify]: Simplify (* 0 y) into 0
0.276 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.276 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.276 * [backup-simplify]: Simplify (- (/ 1 y)) into (- (/ 1 y))
0.276 * [backup-simplify]: Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
0.276 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.276 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.276 * [taylor]: Taking taylor expansion of y in y
0.276 * [backup-simplify]: Simplify 0 into 0
0.276 * [backup-simplify]: Simplify 1 into 1
0.276 * [backup-simplify]: Simplify (/ 1 1) into 1
0.277 * [backup-simplify]: Simplify (- 1) into -1
0.277 * [backup-simplify]: Simplify -1 into -1
0.277 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.277 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.278 * [backup-simplify]: Simplify (- 0) into 0
0.278 * [backup-simplify]: Simplify (+ (log (+ (exp (/ -1 x)) 1)) 0) into (log (+ (exp (/ -1 x)) 1))
0.278 * [taylor]: Taking taylor expansion of (log (+ (exp (/ -1 x)) 1)) in y
0.278 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1) in y
0.278 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in y
0.278 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.278 * [taylor]: Taking taylor expansion of -1 in y
0.278 * [backup-simplify]: Simplify -1 into -1
0.278 * [taylor]: Taking taylor expansion of x in y
0.278 * [backup-simplify]: Simplify x into x
0.278 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x)
0.278 * [backup-simplify]: Simplify (exp (/ -1 x)) into (exp (/ -1 x))
0.278 * [taylor]: Taking taylor expansion of 1 in y
0.278 * [backup-simplify]: Simplify 1 into 1
0.278 * [backup-simplify]: Simplify (+ (exp (/ -1 x)) 1) into (+ (exp (/ -1 x)) 1)
0.278 * [backup-simplify]: Simplify (log (+ (exp (/ -1 x)) 1)) into (log (+ (exp (/ -1 x)) 1))
0.278 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.279 * [backup-simplify]: Simplify (- 0) into 0
0.279 * [backup-simplify]: Simplify 0 into 0
0.279 * [backup-simplify]: Simplify (+ 0 0) into 0
0.279 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (+ (exp (/ -1 x)) 1) 1)))) 1) into 0
0.280 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
0.280 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.280 * [backup-simplify]: Simplify (- 0) into 0
0.281 * [backup-simplify]: Simplify (+ 0 0) into 0
0.281 * [taylor]: Taking taylor expansion of 0 in y
0.281 * [backup-simplify]: Simplify 0 into 0
0.281 * [backup-simplify]: Simplify (log (+ (exp (/ -1 x)) 1)) into (log (+ (exp (/ -1 x)) 1))
0.281 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.282 * [backup-simplify]: Simplify (- 0) into 0
0.282 * [backup-simplify]: Simplify 0 into 0
0.282 * [backup-simplify]: Simplify (+ 0 0) into 0
0.283 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (+ (exp (/ -1 x)) 1) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (+ (exp (/ -1 x)) 1) 1)))) 2) into 0
0.284 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
0.284 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.284 * [backup-simplify]: Simplify (- 0) into 0
0.284 * [backup-simplify]: Simplify (+ 0 0) into 0
0.285 * [taylor]: Taking taylor expansion of 0 in y
0.285 * [backup-simplify]: Simplify 0 into 0
0.285 * [backup-simplify]: Simplify 0 into 0
0.285 * [backup-simplify]: Simplify (- (/ 0 x) (+ (* (/ -1 x) (/ 0 x)))) into 0
0.285 * [backup-simplify]: Simplify (* (exp (/ -1 x)) (+ (* (/ (pow 0 1) 1)))) into 0
0.285 * [backup-simplify]: Simplify (+ 0 0) into 0
0.286 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (+ (exp (/ -1 x)) 1) 1)))) 1) into 0
0.286 * [backup-simplify]: Simplify 0 into 0
0.287 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.287 * [backup-simplify]: Simplify (- 0) into 0
0.287 * [backup-simplify]: Simplify 0 into 0
0.287 * [backup-simplify]: Simplify (+ 0 0) into 0
0.289 * [backup-simplify]: Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (+ (exp (/ -1 x)) 1) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (+ (exp (/ -1 x)) 1) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (+ (exp (/ -1 x)) 1) 1)))) 6) into 0
0.290 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))))) into 0
0.290 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.290 * [backup-simplify]: Simplify (- 0) into 0
0.290 * [backup-simplify]: Simplify (+ 0 0) into 0
0.291 * [taylor]: Taking taylor expansion of 0 in y
0.291 * [backup-simplify]: Simplify 0 into 0
0.291 * [backup-simplify]: Simplify 0 into 0
0.291 * [backup-simplify]: Simplify 0 into 0
0.291 * [backup-simplify]: Simplify (+ (log (+ (exp (/ -1 (/ 1 (- x)))) 1)) (* -1 (* (/ 1 (/ 1 (- y))) (/ 1 (/ 1 (- x)))))) into (- (log (+ (exp x) 1)) (* x y))
0.291 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.291 * [backup-simplify]: Simplify (log1p (exp x)) into (log1p (exp x))
0.291 * [approximate]: Taking taylor expansion of (log1p (exp x)) in (x) around 0
0.291 * [taylor]: Taking taylor expansion of (log1p (exp x)) in x
0.291 * [taylor]: Rewrote expression to (log (+ 1 (exp x)))
0.291 * [taylor]: Taking taylor expansion of (+ 1 (exp x)) in x
0.291 * [taylor]: Taking taylor expansion of 1 in x
0.291 * [backup-simplify]: Simplify 1 into 1
0.291 * [taylor]: Taking taylor expansion of (exp x) in x
0.291 * [taylor]: Taking taylor expansion of x in x
0.291 * [backup-simplify]: Simplify 0 into 0
0.291 * [backup-simplify]: Simplify 1 into 1
0.291 * [backup-simplify]: Simplify (exp 0) into 1
0.291 * [backup-simplify]: Simplify (+ 1 1) into 2
0.292 * [backup-simplify]: Simplify (log 2) into (log 2)
0.292 * [taylor]: Taking taylor expansion of (log1p (exp x)) in x
0.292 * [taylor]: Rewrote expression to (log (+ 1 (exp x)))
0.292 * [taylor]: Taking taylor expansion of (+ 1 (exp x)) in x
0.292 * [taylor]: Taking taylor expansion of 1 in x
0.292 * [backup-simplify]: Simplify 1 into 1
0.292 * [taylor]: Taking taylor expansion of (exp x) in x
0.292 * [taylor]: Taking taylor expansion of x in x
0.292 * [backup-simplify]: Simplify 0 into 0
0.292 * [backup-simplify]: Simplify 1 into 1
0.292 * [backup-simplify]: Simplify (exp 0) into 1
0.292 * [backup-simplify]: Simplify (+ 1 1) into 2
0.292 * [backup-simplify]: Simplify (log 2) into (log 2)
0.293 * [backup-simplify]: Simplify (log 2) into (log 2)
0.293 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1
0.293 * [backup-simplify]: Simplify (+ 0 1) into 1
0.294 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 1) 1)) (pow 2 1)))) 1) into 1/2
0.294 * [backup-simplify]: Simplify 1/2 into 1/2
0.295 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2
0.295 * [backup-simplify]: Simplify (+ 0 1/2) into 1/2
0.297 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 1) 2)) (pow 2 2))) (* 1 (/ (* 1 (pow (* 2 1/2) 1)) (pow 2 1)))) 2) into 1/8
0.297 * [backup-simplify]: Simplify 1/8 into 1/8
0.297 * [backup-simplify]: Simplify (+ (* 1/8 (pow x 2)) (+ (* 1/2 x) (log 2))) into (+ (log 2) (+ (* 1/2 x) (* 1/8 (pow x 2))))
0.297 * [backup-simplify]: Simplify (log1p (exp (/ 1 x))) into (log1p (exp (/ 1 x)))
0.298 * [approximate]: Taking taylor expansion of (log1p (exp (/ 1 x))) in (x) around 0
0.298 * [taylor]: Taking taylor expansion of (log1p (exp (/ 1 x))) in x
0.298 * [taylor]: Rewrote expression to (log (+ 1 (exp (/ 1 x))))
0.298 * [taylor]: Taking taylor expansion of (+ 1 (exp (/ 1 x))) in x
0.298 * [taylor]: Taking taylor expansion of 1 in x
0.298 * [backup-simplify]: Simplify 1 into 1
0.298 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.298 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.298 * [taylor]: Taking taylor expansion of x in x
0.298 * [backup-simplify]: Simplify 0 into 0
0.298 * [backup-simplify]: Simplify 1 into 1
0.302 * [backup-simplify]: Simplify (/ 1 1) into 1
0.302 * [backup-simplify]: Simplify (exp (/ 1 x)) into (exp (/ 1 x))
0.302 * [backup-simplify]: Simplify (+ 1 (exp (/ 1 x))) into (+ (exp (/ 1 x)) 1)
0.302 * [backup-simplify]: Simplify (log (+ (exp (/ 1 x)) 1)) into (log (+ (exp (/ 1 x)) 1))
0.302 * [taylor]: Taking taylor expansion of (log1p (exp (/ 1 x))) in x
0.302 * [taylor]: Rewrote expression to (log (+ 1 (exp (/ 1 x))))
0.302 * [taylor]: Taking taylor expansion of (+ 1 (exp (/ 1 x))) in x
0.302 * [taylor]: Taking taylor expansion of 1 in x
0.302 * [backup-simplify]: Simplify 1 into 1
0.302 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.302 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.303 * [taylor]: Taking taylor expansion of x in x
0.303 * [backup-simplify]: Simplify 0 into 0
0.303 * [backup-simplify]: Simplify 1 into 1
0.303 * [backup-simplify]: Simplify (/ 1 1) into 1
0.303 * [backup-simplify]: Simplify (exp (/ 1 x)) into (exp (/ 1 x))
0.303 * [backup-simplify]: Simplify (+ 1 (exp (/ 1 x))) into (+ (exp (/ 1 x)) 1)
0.303 * [backup-simplify]: Simplify (log (+ (exp (/ 1 x)) 1)) into (log (+ (exp (/ 1 x)) 1))
0.303 * [backup-simplify]: Simplify (log (+ (exp (/ 1 x)) 1)) into (log (+ (exp (/ 1 x)) 1))
0.304 * [backup-simplify]: Simplify (+ 0 0) into 0
0.304 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (+ (exp (/ 1 x)) 1) 1)))) 1) into 0
0.304 * [backup-simplify]: Simplify 0 into 0
0.304 * [backup-simplify]: Simplify (+ 0 0) into 0
0.306 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (+ (exp (/ 1 x)) 1) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (+ (exp (/ 1 x)) 1) 1)))) 2) into 0
0.306 * [backup-simplify]: Simplify 0 into 0
0.306 * [backup-simplify]: Simplify (+ 0 0) into 0
0.308 * [backup-simplify]: Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (+ (exp (/ 1 x)) 1) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (+ (exp (/ 1 x)) 1) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (+ (exp (/ 1 x)) 1) 1)))) 6) into 0
0.308 * [backup-simplify]: Simplify 0 into 0
0.308 * [backup-simplify]: Simplify (+ 0 0) into 0
0.313 * [backup-simplify]: Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (+ (exp (/ 1 x)) 1) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (+ (exp (/ 1 x)) 1) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (+ (exp (/ 1 x)) 1) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (+ (exp (/ 1 x)) 1) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (+ (exp (/ 1 x)) 1) 1)))) 24) into 0
0.313 * [backup-simplify]: Simplify 0 into 0
0.313 * [backup-simplify]: Simplify (+ 0 0) into 0
0.321 * [backup-simplify]: Simplify (/ (+ (* 24 (/ (* (pow (* 1 0) 5)) (pow (+ (exp (/ 1 x)) 1) 5))) (* -60 (/ (* (pow (* 1 0) 3) (pow (* 2 0) 1)) (pow (+ (exp (/ 1 x)) 1) 4))) (* 30 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 2)) (pow (+ (exp (/ 1 x)) 1) 3))) (* 20 (/ (* (pow (* 1 0) 2) 1 (pow (* 6 0) 1)) (pow (+ (exp (/ 1 x)) 1) 3))) (* -10 (/ (* 1 (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (exp (/ 1 x)) 1) 2))) (* -5 (/ (* (pow (* 1 0) 1) 1 1 (pow (* 24 0) 1)) (pow (+ (exp (/ 1 x)) 1) 2))) (* 1 (/ (* 1 1 1 1 (pow (* 120 0) 1)) (pow (+ (exp (/ 1 x)) 1) 1)))) 120) into 0
0.321 * [backup-simplify]: Simplify 0 into 0
0.321 * [backup-simplify]: Simplify (+ 0 0) into 0
0.334 * [backup-simplify]: Simplify (/ (+ (* -120 (/ (* (pow (* 1 0) 6)) (pow (+ (exp (/ 1 x)) 1) 6))) (* 360 (/ (* (pow (* 1 0) 4) (pow (* 2 0) 1)) (pow (+ (exp (/ 1 x)) 1) 5))) (* -270 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 2)) (pow (+ (exp (/ 1 x)) 1) 4))) (* -120 (/ (* (pow (* 1 0) 3) 1 (pow (* 6 0) 1)) (pow (+ (exp (/ 1 x)) 1) 4))) (* 30 (/ (* 1 (pow (* 2 0) 3)) (pow (+ (exp (/ 1 x)) 1) 3))) (* 120 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (exp (/ 1 x)) 1) 3))) (* 30 (/ (* (pow (* 1 0) 2) 1 1 (pow (* 24 0) 1)) (pow (+ (exp (/ 1 x)) 1) 3))) (* -10 (/ (* 1 1 (pow (* 6 0) 2)) (pow (+ (exp (/ 1 x)) 1) 2))) (* -15 (/ (* 1 (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow (+ (exp (/ 1 x)) 1) 2))) (* -6 (/ (* (pow (* 1 0) 1) 1 1 1 (pow (* 120 0) 1)) (pow (+ (exp (/ 1 x)) 1) 2))) (* 1 (/ (* 1 1 1 1 1 (pow (* 720 0) 1)) (pow (+ (exp (/ 1 x)) 1) 1)))) 720) into 0
0.334 * [backup-simplify]: Simplify 0 into 0
0.334 * [backup-simplify]: Simplify (log (+ (exp (/ 1 (/ 1 x))) 1)) into (log (+ (exp x) 1))
0.334 * [backup-simplify]: Simplify (log1p (exp (/ 1 (- x)))) into (log1p (exp (/ -1 x)))
0.334 * [approximate]: Taking taylor expansion of (log1p (exp (/ -1 x))) in (x) around 0
0.334 * [taylor]: Taking taylor expansion of (log1p (exp (/ -1 x))) in x
0.334 * [taylor]: Rewrote expression to (log (+ 1 (exp (/ -1 x))))
0.334 * [taylor]: Taking taylor expansion of (+ 1 (exp (/ -1 x))) in x
0.334 * [taylor]: Taking taylor expansion of 1 in x
0.334 * [backup-simplify]: Simplify 1 into 1
0.334 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.334 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.334 * [taylor]: Taking taylor expansion of -1 in x
0.334 * [backup-simplify]: Simplify -1 into -1
0.334 * [taylor]: Taking taylor expansion of x in x
0.334 * [backup-simplify]: Simplify 0 into 0
0.335 * [backup-simplify]: Simplify 1 into 1
0.335 * [backup-simplify]: Simplify (/ -1 1) into -1
0.335 * [backup-simplify]: Simplify (exp (/ -1 x)) into (exp (/ -1 x))
0.335 * [backup-simplify]: Simplify (+ 1 (exp (/ -1 x))) into (+ (exp (/ -1 x)) 1)
0.335 * [backup-simplify]: Simplify (log (+ (exp (/ -1 x)) 1)) into (log (+ (exp (/ -1 x)) 1))
0.335 * [taylor]: Taking taylor expansion of (log1p (exp (/ -1 x))) in x
0.335 * [taylor]: Rewrote expression to (log (+ 1 (exp (/ -1 x))))
0.335 * [taylor]: Taking taylor expansion of (+ 1 (exp (/ -1 x))) in x
0.335 * [taylor]: Taking taylor expansion of 1 in x
0.335 * [backup-simplify]: Simplify 1 into 1
0.335 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.335 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.335 * [taylor]: Taking taylor expansion of -1 in x
0.336 * [backup-simplify]: Simplify -1 into -1
0.336 * [taylor]: Taking taylor expansion of x in x
0.336 * [backup-simplify]: Simplify 0 into 0
0.336 * [backup-simplify]: Simplify 1 into 1
0.336 * [backup-simplify]: Simplify (/ -1 1) into -1
0.336 * [backup-simplify]: Simplify (exp (/ -1 x)) into (exp (/ -1 x))
0.336 * [backup-simplify]: Simplify (+ 1 (exp (/ -1 x))) into (+ (exp (/ -1 x)) 1)
0.336 * [backup-simplify]: Simplify (log (+ (exp (/ -1 x)) 1)) into (log (+ (exp (/ -1 x)) 1))
0.336 * [backup-simplify]: Simplify (log (+ (exp (/ -1 x)) 1)) into (log (+ (exp (/ -1 x)) 1))
0.337 * [backup-simplify]: Simplify (+ 0 0) into 0
0.338 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (+ (exp (/ -1 x)) 1) 1)))) 1) into 0
0.338 * [backup-simplify]: Simplify 0 into 0
0.338 * [backup-simplify]: Simplify (+ 0 0) into 0
0.340 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (+ (exp (/ -1 x)) 1) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (+ (exp (/ -1 x)) 1) 1)))) 2) into 0
0.340 * [backup-simplify]: Simplify 0 into 0
0.340 * [backup-simplify]: Simplify (+ 0 0) into 0
0.343 * [backup-simplify]: Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (+ (exp (/ -1 x)) 1) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (+ (exp (/ -1 x)) 1) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (+ (exp (/ -1 x)) 1) 1)))) 6) into 0
0.343 * [backup-simplify]: Simplify 0 into 0
0.344 * [backup-simplify]: Simplify (+ 0 0) into 0
0.347 * [backup-simplify]: Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (+ (exp (/ -1 x)) 1) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (+ (exp (/ -1 x)) 1) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (+ (exp (/ -1 x)) 1) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (+ (exp (/ -1 x)) 1) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (+ (exp (/ -1 x)) 1) 1)))) 24) into 0
0.347 * [backup-simplify]: Simplify 0 into 0
0.347 * [backup-simplify]: Simplify (+ 0 0) into 0
0.351 * [backup-simplify]: Simplify (/ (+ (* 24 (/ (* (pow (* 1 0) 5)) (pow (+ (exp (/ -1 x)) 1) 5))) (* -60 (/ (* (pow (* 1 0) 3) (pow (* 2 0) 1)) (pow (+ (exp (/ -1 x)) 1) 4))) (* 30 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 2)) (pow (+ (exp (/ -1 x)) 1) 3))) (* 20 (/ (* (pow (* 1 0) 2) 1 (pow (* 6 0) 1)) (pow (+ (exp (/ -1 x)) 1) 3))) (* -10 (/ (* 1 (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (exp (/ -1 x)) 1) 2))) (* -5 (/ (* (pow (* 1 0) 1) 1 1 (pow (* 24 0) 1)) (pow (+ (exp (/ -1 x)) 1) 2))) (* 1 (/ (* 1 1 1 1 (pow (* 120 0) 1)) (pow (+ (exp (/ -1 x)) 1) 1)))) 120) into 0
0.351 * [backup-simplify]: Simplify 0 into 0
0.352 * [backup-simplify]: Simplify (+ 0 0) into 0
0.359 * [backup-simplify]: Simplify (/ (+ (* -120 (/ (* (pow (* 1 0) 6)) (pow (+ (exp (/ -1 x)) 1) 6))) (* 360 (/ (* (pow (* 1 0) 4) (pow (* 2 0) 1)) (pow (+ (exp (/ -1 x)) 1) 5))) (* -270 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 2)) (pow (+ (exp (/ -1 x)) 1) 4))) (* -120 (/ (* (pow (* 1 0) 3) 1 (pow (* 6 0) 1)) (pow (+ (exp (/ -1 x)) 1) 4))) (* 30 (/ (* 1 (pow (* 2 0) 3)) (pow (+ (exp (/ -1 x)) 1) 3))) (* 120 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (exp (/ -1 x)) 1) 3))) (* 30 (/ (* (pow (* 1 0) 2) 1 1 (pow (* 24 0) 1)) (pow (+ (exp (/ -1 x)) 1) 3))) (* -10 (/ (* 1 1 (pow (* 6 0) 2)) (pow (+ (exp (/ -1 x)) 1) 2))) (* -15 (/ (* 1 (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow (+ (exp (/ -1 x)) 1) 2))) (* -6 (/ (* (pow (* 1 0) 1) 1 1 1 (pow (* 120 0) 1)) (pow (+ (exp (/ -1 x)) 1) 2))) (* 1 (/ (* 1 1 1 1 1 (pow (* 720 0) 1)) (pow (+ (exp (/ -1 x)) 1) 1)))) 720) into 0
0.359 * [backup-simplify]: Simplify 0 into 0
0.359 * [backup-simplify]: Simplify (log (+ (exp (/ -1 (/ 1 (- x)))) 1)) into (log (+ (exp x) 1))
0.359 * * * [progress]: simplifying candidates
0.359 * * * * [progress]: [ 1 / 40 ] simplifiying candidate #<alt (λ (x y) (+ (fma (* (cbrt (log1p (exp x))) (cbrt (log1p (exp x)))) (cbrt (log1p (exp x))) (- (* x y))) (fma (- x) y (* x y))))>
0.359 * * * * [progress]: [ 2 / 40 ] simplifiying candidate #<alt (λ (x y) (+ (fma (sqrt (log1p (exp x))) (sqrt (log1p (exp x))) (- (* x y))) (fma (- x) y (* x y))))>
0.359 * * * * [progress]: [ 3 / 40 ] simplifiying candidate #<alt (λ (x y) (+ (fma 1 (log1p (exp x)) (- (* x y))) (fma (- x) y (* x y))))>
0.359 * * * * [progress]: [ 4 / 40 ] simplifiying candidate #<alt (λ (x y) (log1p (expm1 (- (log1p (exp x)) (* y x)))))>
0.359 * * * * [progress]: [ 5 / 40 ] simplifiying candidate #<alt (λ (x y) (expm1 (log1p (- (log1p (exp x)) (* y x)))))>
0.359 * * * * [progress]: [ 6 / 40 ] simplifiying candidate #<alt (λ (x y) (fma (* (cbrt (log1p (exp x))) (cbrt (log1p (exp x)))) (cbrt (log1p (exp x))) (- (* y x))))>
0.359 * * * * [progress]: [ 7 / 40 ] simplifiying candidate #<alt (λ (x y) (fma (sqrt (log1p (exp x))) (sqrt (log1p (exp x))) (- (* y x))))>
0.359 * * * * [progress]: [ 8 / 40 ] simplifiying candidate #<alt (λ (x y) (fma 1 (log1p (exp x)) (- (* y x))))>
0.359 * * * * [progress]: [ 9 / 40 ] simplifiying candidate #<alt (λ (x y) (log (/ (+ 1 (exp x)) (exp (* y x)))))>
0.359 * * * * [progress]: [ 10 / 40 ] simplifiying candidate #<alt (λ (x y) (log (/ (exp (log1p (exp x))) (exp (* y x)))))>
0.359 * * * * [progress]: [ 11 / 40 ] simplifiying candidate #<alt (λ (x y) (pow (- (log1p (exp x)) (* y x)) 1))>
0.359 * * * * [progress]: [ 12 / 40 ] simplifiying candidate #<alt (λ (x y) (exp (log (- (log1p (exp x)) (* y x)))))>
0.359 * * * * [progress]: [ 13 / 40 ] simplifiying candidate #<alt (λ (x y) (log (exp (- (log1p (exp x)) (* y x)))))>
0.359 * * * * [progress]: [ 14 / 40 ] simplifiying candidate #<alt (λ (x y) (* (* (cbrt (- (log1p (exp x)) (* y x))) (cbrt (- (log1p (exp x)) (* y x)))) (cbrt (- (log1p (exp x)) (* y x)))))>
0.359 * * * * [progress]: [ 15 / 40 ] simplifiying candidate #<alt (λ (x y) (cbrt (* (* (- (log1p (exp x)) (* y x)) (- (log1p (exp x)) (* y x))) (- (log1p (exp x)) (* y x)))))>
0.360 * * * * [progress]: [ 16 / 40 ] simplifiying candidate #<alt (λ (x y) (* (sqrt (- (log1p (exp x)) (* y x))) (sqrt (- (log1p (exp x)) (* y x)))))>
0.360 * * * * [progress]: [ 17 / 40 ] simplifiying candidate #<alt (λ (x y) (/ (- (pow (log1p (exp x)) 3) (pow (* y x) 3)) (+ (* (log1p (exp x)) (log1p (exp x))) (+ (* (* y x) (* y x)) (* (log1p (exp x)) (* y x))))))>
0.360 * * * * [progress]: [ 18 / 40 ] simplifiying candidate #<alt (λ (x y) (+ (log1p (exp x)) (- (* y x))))>
0.360 * * * * [progress]: [ 19 / 40 ] simplifiying candidate #<alt (λ (x y) (* 1 (- (log1p (exp x)) (* y x))))>
0.360 * * * * [progress]: [ 20 / 40 ] simplifiying candidate #<alt (λ (x y) (/ (- (* (log1p (exp x)) (log1p (exp x))) (* (* y x) (* y x))) (+ (log1p (exp x)) (* y x))))>
0.360 * * * * [progress]: [ 21 / 40 ] simplifiying candidate #<alt (λ (x y) (+ (log1p (exp x)) (- (* y x))))>
0.360 * * * * [progress]: [ 22 / 40 ] simplifiying candidate #<alt (λ (x y) (posit16->real (real->posit16 (- (log1p (exp x)) (* y x)))))>
0.360 * * * * [progress]: [ 23 / 40 ] simplifiying candidate #<alt (λ (x y) (- (log (+ 1 (exp x))) (* y x)))>
0.360 * * * * [progress]: [ 24 / 40 ] simplifiying candidate #<alt (λ (x y) (- (log1p (expm1 (log1p (exp x)))) (* y x)))>
0.360 * * * * [progress]: [ 25 / 40 ] simplifiying candidate #<alt (λ (x y) (- (expm1 (log1p (log1p (exp x)))) (* y x)))>
0.360 * * * * [progress]: [ 26 / 40 ] simplifiying candidate #<alt (λ (x y) (- (log1p (exp x)) (* y x)))>
0.360 * * * * [progress]: [ 27 / 40 ] simplifiying candidate #<alt (λ (x y) (- (pow (log1p (exp x)) 1) (* y x)))>
0.360 * * * * [progress]: [ 28 / 40 ] simplifiying candidate #<alt (λ (x y) (- (exp (log (log1p (exp x)))) (* y x)))>
0.360 * * * * [progress]: [ 29 / 40 ] simplifiying candidate #<alt (λ (x y) (- (log (exp (log1p (exp x)))) (* y x)))>
0.360 * * * * [progress]: [ 30 / 40 ] simplifiying candidate #<alt (λ (x y) (- (* (* (cbrt (log1p (exp x))) (cbrt (log1p (exp x)))) (cbrt (log1p (exp x)))) (* y x)))>
0.360 * * * * [progress]: [ 31 / 40 ] simplifiying candidate #<alt (λ (x y) (- (cbrt (* (* (log1p (exp x)) (log1p (exp x))) (log1p (exp x)))) (* y x)))>
0.360 * * * * [progress]: [ 32 / 40 ] simplifiying candidate #<alt (λ (x y) (- (* (sqrt (log1p (exp x))) (sqrt (log1p (exp x)))) (* y x)))>
0.360 * * * * [progress]: [ 33 / 40 ] simplifiying candidate #<alt (λ (x y) (- (* 1 (log1p (exp x))) (* y x)))>
0.360 * * * * [progress]: [ 34 / 40 ] simplifiying candidate #<alt (λ (x y) (- (posit16->real (real->posit16 (log1p (exp x)))) (* y x)))>
0.360 * * * * [progress]: [ 35 / 40 ] simplifiying candidate #<alt (λ (x y) (+ (log 2) (+ (* 1/2 x) (* 1/8 (pow x 2)))))>
0.360 * * * * [progress]: [ 36 / 40 ] simplifiying candidate #<alt (λ (x y) (- (log (+ (exp x) 1)) (* x y)))>
0.360 * * * * [progress]: [ 37 / 40 ] simplifiying candidate #<alt (λ (x y) (- (log (+ (exp x) 1)) (* x y)))>
0.360 * * * * [progress]: [ 38 / 40 ] simplifiying candidate #<alt (λ (x y) (- (+ (log 2) (+ (* 1/2 x) (* 1/8 (pow x 2)))) (* y x)))>
0.360 * * * * [progress]: [ 39 / 40 ] simplifiying candidate #<alt (λ (x y) (- (log (+ (exp x) 1)) (* y x)))>
0.360 * * * * [progress]: [ 40 / 40 ] simplifiying candidate #<alt (λ (x y) (- (log (+ (exp x) 1)) (* y x)))>
0.361 * [simplify]: Simplifying:
  (fma (* (cbrt (log1p (exp x))) (cbrt (log1p (exp x)))) (cbrt (log1p (exp x))) (- (* x y)))
  (fma (- x) y (* x y))
  (fma (sqrt (log1p (exp x))) (sqrt (log1p (exp x))) (- (* x y)))
  (fma (- x) y (* x y))
  (fma 1 (log1p (exp x)) (- (* x y)))
  (fma (- x) y (* x y))
  (expm1 (- (log1p (exp x)) (* y x)))
  (log1p (- (log1p (exp x)) (* y x)))
  (- (* y x))
  (- (* y x))
  (- (* y x))
  (/ (+ 1 (exp x)) (exp (* y x)))
  (/ (exp (log1p (exp x))) (exp (* y x)))
  (log (- (log1p (exp x)) (* y x)))
  (exp (- (log1p (exp x)) (* y x)))
  (* (cbrt (- (log1p (exp x)) (* y x))) (cbrt (- (log1p (exp x)) (* y x))))
  (cbrt (- (log1p (exp x)) (* y x)))
  (* (* (- (log1p (exp x)) (* y x)) (- (log1p (exp x)) (* y x))) (- (log1p (exp x)) (* y x)))
  (sqrt (- (log1p (exp x)) (* y x)))
  (sqrt (- (log1p (exp x)) (* y x)))
  (- (pow (log1p (exp x)) 3) (pow (* y x) 3))
  (+ (* (log1p (exp x)) (log1p (exp x))) (+ (* (* y x) (* y x)) (* (log1p (exp x)) (* y x))))
  (- (* y x))
  (- (* (log1p (exp x)) (log1p (exp x))) (* (* y x) (* y x)))
  (+ (log1p (exp x)) (* y x))
  (- (* y x))
  (real->posit16 (- (log1p (exp x)) (* y x)))
  (+ 1 (exp x))
  (expm1 (log1p (exp x)))
  (log1p (log1p (exp x)))
  (log (log1p (exp x)))
  (exp (log1p (exp x)))
  (* (cbrt (log1p (exp x))) (cbrt (log1p (exp x))))
  (cbrt (log1p (exp x)))
  (* (* (log1p (exp x)) (log1p (exp x))) (log1p (exp x)))
  (sqrt (log1p (exp x)))
  (sqrt (log1p (exp x)))
  (real->posit16 (log1p (exp x)))
  (+ (log 2) (+ (* 1/2 x) (* 1/8 (pow x 2))))
  (- (log (+ (exp x) 1)) (* x y))
  (- (log (+ (exp x) 1)) (* x y))
  (+ (log 2) (+ (* 1/2 x) (* 1/8 (pow x 2))))
  (log (+ (exp x) 1))
  (log (+ (exp x) 1))
0.361 * * [simplify]: iteration 1: (61 enodes)
0.383 * * [simplify]: iteration 2: (127 enodes)
0.441 * * [simplify]: iteration 3: (292 enodes)
0.605 * * [simplify]: iteration 4: (933 enodes)
1.692 * * [simplify]: Extracting #0: cost 29 inf + 0
1.693 * * [simplify]: Extracting #1: cost 163 inf + 0
1.695 * * [simplify]: Extracting #2: cost 346 inf + 1598
1.703 * * [simplify]: Extracting #3: cost 290 inf + 11833
1.712 * * [simplify]: Extracting #4: cost 171 inf + 47837
1.728 * * [simplify]: Extracting #5: cost 53 inf + 91825
1.761 * * [simplify]: Extracting #6: cost 2 inf + 111249
1.797 * * [simplify]: Extracting #7: cost 0 inf + 112073
1.834 * [simplify]: Simplified to:
  (- (log1p (exp x)) (* y x))
  (- (* y x) (* y x))
  (- (log1p (exp x)) (* y x))
  (- (* y x) (* y x))
  (- (log1p (exp x)) (* y x))
  (- (* y x) (* y x))
  (expm1 (- (log1p (exp x)) (* y x)))
  (log1p (- (log1p (exp x)) (* y x)))
  (- (* y x))
  (- (* y x))
  (- (* y x))
  (/ (+ 1 (exp x)) (exp (* y x)))
  (/ (+ 1 (exp x)) (exp (* y x)))
  (log (- (log1p (exp x)) (* y x)))
  (/ (+ 1 (exp x)) (exp (* y x)))
  (* (cbrt (- (log1p (exp x)) (* y x))) (cbrt (- (log1p (exp x)) (* y x))))
  (cbrt (- (log1p (exp x)) (* y x)))
  (* (* (- (log1p (exp x)) (* y x)) (- (log1p (exp x)) (* y x))) (- (log1p (exp x)) (* y x)))
  (sqrt (- (log1p (exp x)) (* y x)))
  (sqrt (- (log1p (exp x)) (* y x)))
  (- (* (* (log1p (exp x)) (log1p (exp x))) (log1p (exp x))) (* (* (* y x) (* y x)) (* y x)))
  (fma (log1p (exp x)) (log1p (exp x)) (* (* y x) (+ (log1p (exp x)) (* y x))))
  (- (* y x))
  (- (* (log1p (exp x)) (log1p (exp x))) (* (* y x) (* y x)))
  (fma x y (log1p (exp x)))
  (- (* y x))
  (real->posit16 (- (log1p (exp x)) (* y x)))
  (+ 1 (exp x))
  (exp x)
  (log1p (log1p (exp x)))
  (log (log1p (exp x)))
  (+ 1 (exp x))
  (* (cbrt (log1p (exp x))) (cbrt (log1p (exp x))))
  (cbrt (log1p (exp x)))
  (* (* (log1p (exp x)) (log1p (exp x))) (log1p (exp x)))
  (sqrt (log1p (exp x)))
  (sqrt (log1p (exp x)))
  (real->posit16 (log1p (exp x)))
  (fma x (fma x 1/8 1/2) (log 2))
  (- (log1p (exp x)) (* y x))
  (- (log1p (exp x)) (* y x))
  (fma x (fma x 1/8 1/2) (log 2))
  (log1p (exp x))
  (log1p (exp x))
1.837 * * * [progress]: adding candidates to table
1.999 * [progress]: [Phase 3 of 3] Extracting.
2.002 * [simplify]: Simplifying:
  (- (log1p (exp x)) (* y x))
2.002 * * [simplify]: iteration 1: (6 enodes)
2.002 * * [simplify]: iteration 2: (7 enodes)
2.003 * * [simplify]: Extracting #0: cost 1 inf + 0
2.003 * * [simplify]: Extracting #1: cost 3 inf + 0
2.003 * * [simplify]: Extracting #2: cost 6 inf + 0
2.003 * * [simplify]: Extracting #3: cost 4 inf + 2
2.003 * * [simplify]: Extracting #4: cost 0 inf + 518
2.003 * [simplify]: Simplified to:
  (- (log1p (exp x)) (* y x))
6.706 * [regime-testing]: Baseline error score: 0.5022043686139291
6.708 * [regime-testing]: Oracle error score: 0.5022043686139291
6.708 * [regime-testing]: End program error score: 0.5022043686139291
6.816 * [regime-testing]: Target error score: 0.058200474674197845