Details

Time bar (total: 23.4s)

sample48.0ms

Algorithm
intervals
Results
22.0ms62×body1280valid
8.0ms143×body80valid
6.0ms24×body640valid
3.0ms17×body320valid
1.0ms10×body160valid

simplify119.0ms

Calls
1 calls:
Slowest
119.0ms
(- (/ 2 (+ 1 (exp (* -2 x)))) 1)

prune9.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 26.5b

localize23.0ms

Local error

Found 3 expressions with local error:

3.0b
(- (/ 2 (+ 1 (exp (* -2 x)))) 1)
0.0b
(/ 2 (+ 1 (exp (* -2 x))))
0.0b
(+ 1 (exp (* -2 x)))

rewrite70.0ms

Algorithm
rewrite-expression-head
Rules
26×*-un-lft-identity
23×add-sqr-sqrt
15×times-frac
12×add-cube-cbrt
add-log-exp
add-cbrt-cube add-exp-log distribute-lft-out
associate-/r* difference-of-squares
pow1 insert-posit16 associate-/l*
flip3-+ difference-of-sqr-1 associate-/r/ flip-+
cbrt-undiv +-commutative clear-num sum-log sub-neg frac-2neg flip3-- diff-log div-exp div-inv flip-- distribute-lft-out--
Calls
3 calls:
Slowest
44.0ms
(- (/ 2 (+ 1 (exp (* -2 x)))) 1)
16.0ms
(/ 2 (+ 1 (exp (* -2 x))))
9.0ms
(+ 1 (exp (* -2 x)))

series131.0ms

Calls
3 calls:
Slowest
81.0ms
(- (/ 2 (+ 1 (exp (* -2 x)))) 1)
35.0ms
(/ 2 (+ 1 (exp (* -2 x))))
15.0ms
(+ 1 (exp (* -2 x)))

simplify5.8s

Calls
57 calls:
Slowest
330.0ms
(- (/ (sqrt 2) (sqrt (+ 1 (exp (* -2 x))))) (sqrt 1))
314.0ms
(/ (* (* 2 2) 2) (* (* (+ 1 (exp (* -2 x))) (+ 1 (exp (* -2 x)))) (+ 1 (exp (* -2 x)))))
312.0ms
(- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
209.0ms
(- (+ x 1) (* 1/3 (pow x 3)))
193.0ms
(+ (* 1 1) (- (* (exp (* -2 x)) (exp (* -2 x))) (* 1 (exp (* -2 x)))))

prune578.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize13.0ms

Local error

Found 3 expressions with local error:

3.0b
(- (/ 2 (+ (exp (* -2 x)) 1)) 1)
0.0b
(/ 2 (+ (exp (* -2 x)) 1))
0.0b
(+ (exp (* -2 x)) 1)

rewrite87.0ms

Algorithm
rewrite-expression-head
Rules
26×*-un-lft-identity
23×add-sqr-sqrt
15×times-frac
12×add-cube-cbrt
add-log-exp
add-cbrt-cube add-exp-log distribute-lft-out
associate-/r* difference-of-squares
pow1 insert-posit16 associate-/l*
flip3-+ difference-of-sqr-1 associate-/r/ flip-+
cbrt-undiv +-commutative clear-num sum-log sub-neg frac-2neg flip3-- diff-log div-exp div-inv flip-- distribute-lft-out--
Calls
3 calls:
Slowest
62.0ms
(- (/ 2 (+ (exp (* -2 x)) 1)) 1)
16.0ms
(/ 2 (+ (exp (* -2 x)) 1))
9.0ms
(+ (exp (* -2 x)) 1)

series88.0ms

Calls
3 calls:
Slowest
57.0ms
(- (/ 2 (+ (exp (* -2 x)) 1)) 1)
20.0ms
(/ 2 (+ (exp (* -2 x)) 1))
11.0ms
(+ (exp (* -2 x)) 1)

simplify6.7s

Calls
57 calls:
Slowest
445.0ms
(- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
300.0ms
(/ (* (* 2 2) 2) (* (* (+ (exp (* -2 x)) 1) (+ (exp (* -2 x)) 1)) (+ (exp (* -2 x)) 1)))
283.0ms
(+ (* (exp (* -2 x)) (exp (* -2 x))) (- (* 1 1) (* (exp (* -2 x)) 1)))
209.0ms
(- (+ x 1) (* 1/3 (pow x 3)))
184.0ms
(/ (* (cbrt 2) (cbrt 2)) (* (cbrt (+ (exp (* -2 x)) 1)) (cbrt (+ (exp (* -2 x)) 1))))

prune692.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

localize32.0ms

Local error

Found 4 expressions with local error:

20.4b
(+ (+ (* (* (* x x) -1/3) x) x) (* (pow x 5) 2/15))
0.2b
(* (* x x) -1/3)
0.1b
(* (* (* x x) -1/3) x)
0.1b
(* (pow x 5) 2/15)

rewrite396.0ms

Algorithm
rewrite-expression-head
Rules
23×add-exp-log
20×add-cbrt-cube
18×pow1
15×add-sqr-sqrt
12×prod-exp
10×cbrt-unprod
*-un-lft-identity associate-*r* associate-*l* pow-prod-down add-cube-cbrt add-log-exp
unpow-prod-down insert-posit16 unswap-sqr
sum-log *-commutative
sqr-pow
pow-to-exp +-commutative associate-+l+ flip3-+ pow-exp flip-+
Calls
4 calls:
Slowest
303.0ms
(+ (+ (* (* (* x x) -1/3) x) x) (* (pow x 5) 2/15))
55.0ms
(* (* (* x x) -1/3) x)
20.0ms
(* (* x x) -1/3)
16.0ms
(* (pow x 5) 2/15)

series306.0ms

Calls
4 calls:
Slowest
103.0ms
(+ (+ (* (* (* x x) -1/3) x) x) (* (pow x 5) 2/15))
81.0ms
(* (pow x 5) 2/15)
73.0ms
(* (* (* x x) -1/3) x)
49.0ms
(* (* x x) -1/3)

simplify4.5s

Calls
55 calls:
Slowest
609.0ms
(* (* (* (* (* x x) -1/3) (* (* x x) -1/3)) (* (* x x) -1/3)) (* (* x x) x))
391.0ms
(- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
387.0ms
(- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
373.0ms
(- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
317.0ms
(* (* (* (* x x) x) (* (* x x) x)) (* (* -1/3 -1/3) -1/3))

prune763.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0.0b

regimes138.0ms

Accuracy

100% (0.0b remaining)

Error of 0.0b against oracle of 0.0b and baseline of 29.2b

bsearch145.0ms

end0.0ms

sample2.8s

Algorithm
intervals
Results
995.0ms1777×body1280valid
807.0ms4101×body80valid
525.0ms1181×body640valid
222.0ms649×body320valid
86.0ms292×body160valid