Details

Time bar (total: 4.8s)

sample31.0ms

Algorithm
intervals
Results
6.0ms284×body80nan
5.0ms55×body640valid
5.0ms41×body1280valid
4.0ms136×body80valid
1.0ms15×body320valid
0.0msbody160valid

simplify5.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0116
1146
2146

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 18.3b

localize7.0ms

Local error

Found 3 expressions with local error:

0.1b
(/ 1.0 (sqrt (+ x 1.0)))
0.2b
(/ 1.0 (sqrt x))
2.9b
(- (/ 1.0 (sqrt x)) (/ 1.0 (sqrt (+ x 1.0))))

rewrite62.0ms

Algorithm
rewrite-expression-head
Rules
71×*-un-lft-identity
70×add-sqr-sqrt
69×times-frac
46×sqrt-prod
40×add-cube-cbrt
13×associate-/r*
11×distribute-lft-out--
difference-of-squares
add-exp-log add-cbrt-cube distribute-lft-out
associate-/l*
add-log-exp
div-inv
pow1
cbrt-undiv frac-2neg sqrt-div div-exp clear-num associate-/r/
sub-neg flip3-- flip3-+ diff-log frac-sub flip-- flip-+
Counts
3 → 117
Calls
3 calls:
7.0ms
(/ 1.0 (sqrt (+ x 1.0)))
3.0ms
(/ 1.0 (sqrt x))
47.0ms
(- (/ 1.0 (sqrt x)) (/ 1.0 (sqrt (+ x 1.0))))

series245.0ms

Counts
3 → 9
Calls
3 calls:
75.0ms
(/ 1.0 (sqrt (+ x 1.0)))
37.0ms
(/ 1.0 (sqrt x))
133.0ms
(- (/ 1.0 (sqrt x)) (/ 1.0 (sqrt (+ x 1.0))))

simplify44.0ms

Algorithm
egg-herbie
Counts
126 → 126
Iterations

Useful iterations: 2 (33.0ms)

IterNodesCost
04101006
11310954
25001912

prune280.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 17.7b

localize8.0ms

Local error

Found 3 expressions with local error:

0.2b
(/ (* 1.0 (- (sqrt (+ x 1.0)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1.0))))
0.2b
(* (sqrt x) (sqrt (+ x 1.0)))
2.9b
(- (sqrt (+ x 1.0)) (sqrt x))

rewrite72.0ms

Algorithm
rewrite-expression-head
Rules
23×add-sqr-sqrt
19×sqrt-prod
17×add-exp-log add-cbrt-cube
16×*-un-lft-identity
pow1 add-cube-cbrt associate-*r*
associate-*r/ associate-*l*
prod-exp cbrt-unprod add-log-exp
cbrt-undiv sqrt-div div-exp difference-of-squares unswap-sqr
pow-prod-down distribute-lft-out--
flip3-- sqrt-pow1 flip3-+ pow1/2 associate-/r/ flip-- flip-+ associate-/l/ distribute-lft-out
sub-neg frac-2neg times-frac sqrt-unprod diff-log clear-num associate-/r* *-commutative div-inv associate-/l*
Counts
3 → 77
Calls
3 calls:
30.0ms
(/ (* 1.0 (- (sqrt (+ x 1.0)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1.0))))
14.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
26.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

series406.0ms

Counts
3 → 9
Calls
3 calls:
269.0ms
(/ (* 1.0 (- (sqrt (+ x 1.0)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1.0))))
63.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
74.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

simplify65.0ms

Algorithm
egg-herbie
Counts
86 → 86
Iterations

Useful iterations: 2 (57.0ms)

IterNodesCost
0492793
12495678
25002667

prune215.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 17.3b

localize11.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (+ x (- 1.0 x)) (+ (sqrt (+ x 1.0)) (sqrt x)))
0.2b
(/ (* 1.0 (/ (+ x (- 1.0 x)) (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))
0.2b
(* (sqrt x) (sqrt (+ x 1.0)))
2.4b
(+ x (- 1.0 x))

rewrite104.0ms

Algorithm
rewrite-expression-head
Rules
105×*-un-lft-identity
41×distribute-lft-out
35×sqrt-prod
31×times-frac
29×add-exp-log add-sqr-sqrt add-cbrt-cube
21×add-cube-cbrt
cbrt-undiv div-exp add-log-exp
pow1 prod-exp cbrt-unprod distribute-lft-out--
associate-*r* associate-/r*
associate-*l* associate-/l*
flip3-+ associate-*r/ flip-+
sqrt-div associate-/r/ unswap-sqr
pow-prod-down associate-/l/
associate-+r- associate-+r+ frac-2neg sqrt-pow1 pow1/2 clear-num sum-log div-inv
+-commutative sub-neg sqrt-unprod diff-log div-sub *-commutative
Counts
4 → 136
Calls
4 calls:
45.0ms
(/ (+ x (- 1.0 x)) (+ (sqrt (+ x 1.0)) (sqrt x)))
32.0ms
(/ (* 1.0 (/ (+ x (- 1.0 x)) (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))
14.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
7.0ms
(+ x (- 1.0 x))

series710.0ms

Counts
4 → 12
Calls
4 calls:
144.0ms
(/ (+ x (- 1.0 x)) (+ (sqrt (+ x 1.0)) (sqrt x)))
503.0ms
(/ (* 1.0 (/ (+ x (- 1.0 x)) (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))
61.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
1.0ms
(+ x (- 1.0 x))

simplify95.0ms

Algorithm
egg-herbie
Counts
148 → 148
Iterations

Useful iterations: 2 (81.0ms)

IterNodesCost
07101587
138371359
250011351

prune330.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.2b

localize9.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (sqrt (+ x 1.0)) (sqrt x))
0.1b
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))
0.2b
(* (sqrt x) (sqrt (+ x 1.0)))
0.2b
(/ (* 1.0 (/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))

rewrite83.0ms

Algorithm
rewrite-expression-head
Rules
56×*-un-lft-identity
31×sqrt-prod
29×add-exp-log add-cbrt-cube
27×add-sqr-sqrt
21×distribute-lft-out
19×add-cube-cbrt times-frac
cbrt-undiv div-exp
pow1 prod-exp cbrt-unprod
associate-*r* associate-/r*
associate-*l* add-log-exp
associate-*r/
flip3-+ sqrt-div associate-/r/ flip-+ associate-/l* unswap-sqr
pow-prod-down
frac-2neg sqrt-pow1 pow1/2 clear-num div-inv
+-commutative sqrt-unprod sum-log *-commutative associate-/l/
Counts
4 → 116
Calls
4 calls:
17.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
27.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))
14.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
22.0ms
(/ (* 1.0 (/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))

series788.0ms

Counts
4 → 12
Calls
4 calls:
69.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
146.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))
74.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
497.0ms
(/ (* 1.0 (/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))

simplify84.0ms

Algorithm
egg-herbie
Counts
128 → 128
Iterations

Useful iterations: 2 (73.0ms)

IterNodesCost
06711264
135251071
250021043

prune258.0ms

Pruning

16 alts after pruning (16 fresh and 0 done)

Merged error: 0.0b

regimes60.0ms

Accuracy

0% (0.3b remaining)

Error of 0.3b against oracle of 0.1b and baseline of 0.3b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01410
11410

end0.0ms

sample788.0ms

Algorithm
intervals
Results
176.0ms1867×body640valid
156.0ms8040×body80nan
133.0ms1135×body1280valid
102.0ms4100×body80valid
39.0ms574×body320valid
17.0ms324×body160valid