Details

Time bar (total: 23.9s)

sample34.0ms

Algorithm
intervals
Results
8.0ms58×body640valid
5.0ms126×body80valid
4.0ms39×body320valid
3.0ms18×body1280valid
1.0ms15×body160valid

simplify4.1s

Counts
1 → 1
Iterations
IterNodes
done5001
104810
91188
8437
7210
6162
5135
489
341
231
118
010

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 8.5b

localize14.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1.0 (+ x 1.0))
0.0b
(/ 1.0 (- x 1.0))
0.0b
(- (/ 1.0 (+ x 1.0)) (/ 2.0 x))
2.8b
(+ (- (/ 1.0 (+ x 1.0)) (/ 2.0 x)) (/ 1.0 (- x 1.0)))

rewrite619.0ms

Algorithm
rewrite-expression-head
Rules
725×*-un-lft-identity
703×times-frac
524×add-sqr-sqrt
492×add-cube-cbrt
468×prod-diff
236×associate-+l+
95×distribute-lft-out
65×div-inv
58×associate-/r/
29×flip3-+ flip-+
18×fma-neg
17×distribute-lft-out--
12×difference-of-squares
11×add-log-exp
10×fma-def
associate-/r*
add-cbrt-cube add-exp-log
associate-/l*
expm1-log1p-u pow1 log1p-expm1-u
flip3-- frac-add flip--
cbrt-undiv clear-num sum-log sub-neg frac-2neg diff-log div-exp frac-sub
+-commutative associate-+l-
Counts
4 → 618
Calls
4 calls:
18.0ms
(/ 1.0 (+ x 1.0))
17.0ms
(/ 1.0 (- x 1.0))
89.0ms
(- (/ 1.0 (+ x 1.0)) (/ 2.0 x))
432.0ms
(+ (- (/ 1.0 (+ x 1.0)) (/ 2.0 x)) (/ 1.0 (- x 1.0)))

series456.0ms

Counts
4 → 12
Calls
4 calls:
34.0ms
(/ 1.0 (+ x 1.0))
44.0ms
(/ 1.0 (- x 1.0))
49.0ms
(- (/ 1.0 (+ x 1.0)) (/ 2.0 x))
330.0ms
(+ (- (/ 1.0 (+ x 1.0)) (/ 2.0 x)) (/ 1.0 (- x 1.0)))

simplify2.3s

Counts
630 → 630
Iterations
IterNodes
done5000
24188
11192
0501

prune2.8s

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.1b

localize57.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (fma (* (+ x 1.0) x) 1.0 (* (fma (+ x 1.0) (- 2.0) (* 1.0 x)) (- x 1.0))) (* (* x (+ x 1.0)) (- x 1.0)))
0.0b
(fma (+ x 1.0) (- 2.0) (* 1.0 x))
0.0b
(* (* x (+ x 1.0)) (- x 1.0))
18.5b
(fma (* (+ x 1.0) x) 1.0 (* (fma (+ x 1.0) (- 2.0) (* 1.0 x)) (- x 1.0)))

rewrite131.0ms

Algorithm
rewrite-expression-head
Rules
21×add-sqr-sqrt *-un-lft-identity
19×add-cube-cbrt
18×add-cbrt-cube prod-diff add-exp-log
16×associate-*r/
11×distribute-rgt-in distribute-lft-in
pow1
frac-times associate-/r/
flip3-+ flip3-- prod-exp cbrt-unprod flip-+ flip--
associate-*r*
expm1-log1p-u associate-*l/ log1p-expm1-u add-log-exp
cbrt-undiv times-frac div-exp pow-prod-down associate-/l*
sub-neg fma-udef
clear-num associate-/r* frac-2neg associate-*l* *-commutative div-inv distribute-lft-out-- difference-of-squares
Counts
4 → 105
Calls
4 calls:
55.0ms
(/ (fma (* (+ x 1.0) x) 1.0 (* (fma (+ x 1.0) (- 2.0) (* 1.0 x)) (- x 1.0))) (* (* x (+ x 1.0)) (- x 1.0)))
0.0ms
(fma (+ x 1.0) (- 2.0) (* 1.0 x))
72.0ms
(* (* x (+ x 1.0)) (- x 1.0))
1.0ms
(fma (* (+ x 1.0) x) 1.0 (* (fma (+ x 1.0) (- 2.0) (* 1.0 x)) (- x 1.0)))

series1.6s

Counts
4 → 12
Calls
4 calls:
978.0ms
(/ (fma (* (+ x 1.0) x) 1.0 (* (fma (+ x 1.0) (- 2.0) (* 1.0 x)) (- x 1.0))) (* (* x (+ x 1.0)) (- x 1.0)))
144.0ms
(fma (+ x 1.0) (- 2.0) (* 1.0 x))
133.0ms
(* (* x (+ x 1.0)) (- x 1.0))
338.0ms
(fma (* (+ x 1.0) x) 1.0 (* (fma (+ x 1.0) (- 2.0) (* 1.0 x)) (- x 1.0)))

simplify2.4s

Counts
117 → 117
Iterations
IterNodes
done5000
24507
1623
0210

prune593.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.1b

localize10.0ms

Local error

Found 3 expressions with local error:

0.0b
(* x (+ x 1.0))
0.0b
(* (* x (+ x 1.0)) (- x 1.0))
0.1b
(/ 2.0 (* (* x (+ x 1.0)) (- x 1.0)))

rewrite135.0ms

Algorithm
rewrite-expression-head
Rules
24×add-sqr-sqrt *-un-lft-identity
20×add-cube-cbrt
19×add-cbrt-cube add-exp-log
18×prod-diff associate-*r/
12×distribute-rgt-in distribute-lft-in
10×pow1
associate-*r*
frac-times associate-/r/
flip3-+ prod-exp cbrt-unprod flip-+
flip3-- flip--
associate-*l* pow-prod-down associate-*l/
expm1-log1p-u cbrt-undiv times-frac div-exp log1p-expm1-u associate-/l* add-log-exp
sub-neg *-commutative
clear-num associate-/r* frac-2neg div-inv distribute-lft-out distribute-lft-out-- difference-of-squares unswap-sqr
Counts
3 → 110
Calls
3 calls:
29.0ms
(* x (+ x 1.0))
61.0ms
(* (* x (+ x 1.0)) (- x 1.0))
41.0ms
(/ 2.0 (* (* x (+ x 1.0)) (- x 1.0)))

series302.0ms

Counts
3 → 9
Calls
3 calls:
71.0ms
(* x (+ x 1.0))
123.0ms
(* (* x (+ x 1.0)) (- x 1.0))
108.0ms
(/ 2.0 (* (* x (+ x 1.0)) (- x 1.0)))

simplify2.9s

Counts
119 → 119
Iterations
IterNodes
done5000
24985
1655
0207

prune432.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize14.0ms

Local error

Found 2 expressions with local error:

0.0b
(* (+ x 1.0) (- x 1.0))
0.0b
(/ (/ 1 x) (* (+ x 1.0) (- x 1.0)))

rewrite54.0ms

Algorithm
rewrite-expression-head
Rules
34×add-sqr-sqrt *-un-lft-identity
31×times-frac
30×add-cube-cbrt
26×add-exp-log
18×prod-diff
16×add-cbrt-cube
13×associate-/l*
12×div-exp
11×distribute-rgt-in distribute-lft-in
frac-times associate-/r/
cbrt-undiv flip3-+ flip3-- flip-+ flip--
associate-*r* prod-exp
pow1 associate-*l* associate-*l/ associate-*r/
cbrt-unprod div-inv
expm1-log1p-u rec-exp sub-neg 1-exp log1p-expm1-u add-log-exp
clear-num associate-/r* frac-2neg pow-prod-down *-commutative distribute-lft-out distribute-lft-out-- difference-of-squares unswap-sqr associate-/l/
Counts
2 → 113
Calls
2 calls:
31.0ms
(* (+ x 1.0) (- x 1.0))
19.0ms
(/ (/ 1 x) (* (+ x 1.0) (- x 1.0)))

series238.0ms

Counts
2 → 6
Calls
2 calls:
130.0ms
(* (+ x 1.0) (- x 1.0))
108.0ms
(/ (/ 1 x) (* (+ x 1.0) (- x 1.0)))

simplify2.1s

Counts
119 → 119
Iterations
IterNodes
done5000
24343
1728
0240

prune531.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

regimes30.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done15
115
010

end0.0ms

sample2.0s

Algorithm
intervals
Results
994.0ms1834×body640valid
253.0ms610×body1280valid
245.0ms4158×body80valid
228.0ms959×body320valid
47.0ms442×body160valid