Details

Time bar (total: 17.6s)

sample138.0ms

Algorithm
intervals
Results
62.0ms115×body1280valid
35.0ms77×body640valid
15.0ms251×body80valid
9.0ms38×body320valid
2.0ms16×body160valid

simplify46.0ms

Counts
1 → 1
Iterations
IterNodes
done38
638
537
435
331
224
114
07

prune9.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 57.9b

localize22.0ms

Local error

Found 1 expressions with local error:

4.7b
(- (exp x) (exp (- x)))

rewrite26.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt *-un-lft-identity add-log-exp
pow1 sub-neg flip3-- add-cbrt-cube diff-log add-exp-log add-cube-cbrt insert-posit16 flip-- distribute-lft-out-- difference-of-squares
Counts
1 → 15
Calls
1 calls:
26.0ms
(- (exp x) (exp (- x)))

series65.0ms

Counts
1 → 3
Calls
1 calls:
65.0ms
(- (exp x) (exp (- x)))

simplify1.7s

Counts
18 → 18
Iterations
IterNodes
done5000
41932
3723
2277
1111
047

prune88.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.0b

localize34.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* x (+ (* 1/3 (* x x)) 2)) (* 1/60 (pow x 5)))
0.0b
(* x (+ (* 1/3 (* x x)) 2))
0.1b
(* 1/60 (pow x 5))
0.2b
(* 1/3 (* x x))

rewrite118.0ms

Algorithm
rewrite-expression-head
Rules
18×add-sqr-sqrt
16×add-exp-log
13×add-cbrt-cube
11×pow1 associate-*r*
10×*-un-lft-identity add-cube-cbrt
associate-*l*
prod-exp
add-log-exp
cbrt-unprod unswap-sqr
unpow-prod-down pow-prod-down insert-posit16
*-commutative
distribute-rgt-in associate-+l+ distribute-lft-in flip3-+ associate-*r/ flip-+ sqr-pow
pow-to-exp +-commutative sum-log pow-exp
Counts
4 → 83
Calls
4 calls:
35.0ms
(+ (* x (+ (* 1/3 (* x x)) 2)) (* 1/60 (pow x 5)))
56.0ms
(* x (+ (* 1/3 (* x x)) 2))
8.0ms
(* 1/60 (pow x 5))
17.0ms
(* 1/3 (* x x))

series329.0ms

Counts
4 → 12
Calls
4 calls:
74.0ms
(+ (* x (+ (* 1/3 (* x x)) 2)) (* 1/60 (pow x 5)))
109.0ms
(* x (+ (* 1/3 (* x x)) 2))
96.0ms
(* 1/60 (pow x 5))
49.0ms
(* 1/3 (* x x))

simplify1.3s

Counts
95 → 95
Iterations
IterNodes
done5003
21540
1427
0144

prune415.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0b

localize55.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* 2 x) (* 1/60 (pow x 5)))
0.1b
(* 1/60 (pow x 5))
0.1b
(* (* 1/3 (* x x)) x)
0.2b
(* 1/3 (* x x))

rewrite92.0ms

Algorithm
rewrite-expression-head
Rules
23×add-exp-log
20×add-cbrt-cube
18×pow1
15×add-sqr-sqrt
12×prod-exp
11×associate-*r*
10×cbrt-unprod
*-un-lft-identity pow-prod-down add-cube-cbrt
associate-*l*
add-log-exp
unpow-prod-down insert-posit16 unswap-sqr
*-commutative
sqr-pow
pow-to-exp +-commutative sum-log flip3-+ pow-exp flip-+
Counts
4 → 80
Calls
4 calls:
16.0ms
(+ (* 2 x) (* 1/60 (pow x 5)))
15.0ms
(* 1/60 (pow x 5))
36.0ms
(* (* 1/3 (* x x)) x)
22.0ms
(* 1/3 (* x x))

series355.0ms

Counts
4 → 12
Calls
4 calls:
199.0ms
(+ (* 2 x) (* 1/60 (pow x 5)))
57.0ms
(* 1/60 (pow x 5))
68.0ms
(* (* 1/3 (* x x)) x)
31.0ms
(* 1/3 (* x x))

simplify1.8s

Counts
92 → 92
Iterations
IterNodes
done5000
21044
1345
0125

prune395.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize125.0ms

Local error

Found 4 expressions with local error:

0.2b
(* 1/3 (* x x))
0.2b
(* 1/3 (* x x))
0.2b
(* 1/3 (* x x))
39.9b
(/ (+ (* 1/216000 (* (* (pow x 5) (pow x 5)) (pow x 5))) (* (* (+ (* 1/3 (* x x)) 2) (+ (* 1/3 (* x x)) 2)) (* (+ (* 1/3 (* x x)) 2) (* (* x x) x)))) (+ (* (* x (+ (* 1/3 (* x x)) 2)) (* x (+ (* 1/3 (* x x)) 2))) (- (* (* 1/60 (pow x 5)) (* 1/60 (pow x 5))) (* (* x (+ (* 1/3 (* x x)) 2)) (* 1/60 (pow x 5))))))

rewrite677.0ms

Algorithm
rewrite-expression-head
Rules
28×associate-*r/
21×add-cbrt-cube add-exp-log
19×pow1
18×add-sqr-sqrt associate-/r/
16×frac-add
15×*-un-lft-identity add-cube-cbrt
14×flip3-+ flip-+
times-frac associate-*l* pow-prod-down prod-exp cbrt-unprod
frac-times flip3-- flip--
associate-*l/ insert-posit16 add-log-exp
associate-/r* associate-*r* *-commutative associate-/l* unswap-sqr
associate-/l/
cbrt-undiv clear-num frac-2neg div-exp div-inv
Counts
4 → 108
Calls
4 calls:
24.0ms
(* 1/3 (* x x))
25.0ms
(* 1/3 (* x x))
13.0ms
(* 1/3 (* x x))
612.0ms
(/ (+ (* 1/216000 (* (* (pow x 5) (pow x 5)) (pow x 5))) (* (* (+ (* 1/3 (* x x)) 2) (+ (* 1/3 (* x x)) 2)) (* (+ (* 1/3 (* x x)) 2) (* (* x x) x)))) (+ (* (* x (+ (* 1/3 (* x x)) 2)) (* x (+ (* 1/3 (* x x)) 2))) (- (* (* 1/60 (pow x 5)) (* 1/60 (pow x 5))) (* (* x (+ (* 1/3 (* x x)) 2)) (* 1/60 (pow x 5))))))

series435.0ms

Counts
4 → 12
Calls
4 calls:
33.0ms
(* 1/3 (* x x))
44.0ms
(* 1/3 (* x x))
55.0ms
(* 1/3 (* x x))
303.0ms
(/ (+ (* 1/216000 (* (* (pow x 5) (pow x 5)) (pow x 5))) (* (* (+ (* 1/3 (* x x)) 2) (+ (* 1/3 (* x x)) 2)) (* (+ (* 1/3 (* x x)) 2) (* (* x x) x)))) (+ (* (* x (+ (* 1/3 (* x x)) 2)) (* x (+ (* 1/3 (* x x)) 2))) (- (* (* 1/60 (pow x 5)) (* 1/60 (pow x 5))) (* (* x (+ (* 1/3 (* x x)) 2)) (* 1/60 (pow x 5))))))

simplify3.2s

Counts
120 → 120
Iterations
IterNodes
done5001
23787
1745
0217

prune874.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

regimes40.0ms

Accuracy

0% (0.7b remaining)

Error of 0.7b against oracle of 0.0b and baseline of 0.7b

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done20
120
014

end0.0ms

sample5.3s

Algorithm
intervals
Results
2.7s3343×body1280valid
1.1s2470×body640valid
704.0ms8232×body80valid
361.0ms1259×body320valid
101.0ms636×body160valid