Details

Time bar (total: 14.4s)

sample51.0ms

Algorithm
intervals
Results
11.0ms54×body1280valid
9.0ms225×body80nan
6.0ms134×body80valid
5.0ms33×body640valid
3.0ms26×body320valid
1.0msbody160valid

simplify4.0ms

Counts
1 → 1
Iterations
IterNodes
done10
210
19
06

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 29.0b

localize16.0ms

Local error

Found 2 expressions with local error:

0.0b
(sqrt (+ x 1.0))
3.4b
(- (sqrt (+ x 1.0)) (sqrt x))

rewrite45.0ms

Algorithm
rewrite-expression-head
Rules
12×add-sqr-sqrt *-un-lft-identity sqrt-prod
add-log-exp difference-of-squares
pow1 add-cube-cbrt distribute-lft-out--
add-cbrt-cube sqrt-div add-exp-log distribute-lft-out
rem-sqrt-square sub-neg sqrt-pow1 flip3-+ flip3-- pow1/2 diff-log flip-+ flip--
Counts
2 → 35
Calls
2 calls:
8.0ms
(sqrt (+ x 1.0))
35.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

series128.0ms

Counts
2 → 6
Calls
2 calls:
41.0ms
(sqrt (+ x 1.0))
87.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

simplify1.5s

Counts
41 → 41
Iterations
IterNodes
done5006
31605
2539
1193
086

prune240.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 27.6b

localize20.0ms

Local error

Found 4 expressions with local error:

0.0b
(sqrt (+ x 1.0))
0.0b
(+ (sqrt (+ x 1.0)) (sqrt x))
0.1b
(/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x)))
2.7b
(- (+ x 1.0) x)

rewrite216.0ms

Algorithm
rewrite-expression-head
Rules
117×*-un-lft-identity
41×distribute-lft-out
36×add-sqr-sqrt times-frac sqrt-prod
19×add-cube-cbrt
16×distribute-lft-out--
11×add-log-exp
difference-of-squares
associate-/r* add-cbrt-cube add-exp-log associate-/l*
pow1
flip3-+ flip-+
sum-log flip3-- sqrt-div diff-log associate-/r/ flip-- associate-/l/
cbrt-undiv +-commutative rem-sqrt-square clear-num sub-neg frac-2neg sqrt-pow1 pow1/2 div-sub div-exp associate--l+ div-inv
Counts
4 → 112
Calls
4 calls:
9.0ms
(sqrt (+ x 1.0))
42.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
131.0ms
(/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x)))
30.0ms
(- (+ x 1.0) x)

series286.0ms

Counts
4 → 12
Calls
4 calls:
44.0ms
(sqrt (+ x 1.0))
86.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
155.0ms
(/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x)))
1.0ms
(- (+ x 1.0) x)

simplify1.7s

Counts
124 → 124
Iterations
IterNodes
done5000
21696
1489
0188

prune559.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0.1b

localize15.0ms

Local error

Found 3 expressions with local error:

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

rewrite89.0ms

Algorithm
rewrite-expression-head
Rules
52×*-un-lft-identity
24×sqrt-prod
21×distribute-lft-out
18×times-frac
16×add-sqr-sqrt
15×add-cube-cbrt
associate-/r*
add-cbrt-cube add-exp-log add-log-exp
pow1
flip3-+ flip-+ associate-/l*
sqrt-div associate-/r/
cbrt-undiv +-commutative rem-sqrt-square clear-num sum-log frac-2neg sqrt-pow1 pow1/2 div-exp div-inv
Counts
3 → 71
Calls
3 calls:
6.0ms
(sqrt (+ x 1.0))
33.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
45.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))

series349.0ms

Counts
3 → 9
Calls
3 calls:
58.0ms
(sqrt (+ x 1.0))
96.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
195.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))

simplify2.4s

Counts
80 → 80
Iterations
IterNodes
done5066
33825
21131
1371
0156

prune365.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0.0b

localize20.0ms

Local error

Found 4 expressions with local error:

0.0b
(sqrt (sqrt (+ x 1.0)))
0.0b
(sqrt (sqrt (+ x 1.0)))
0.2b
(/ 1.0 (+ (* (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt (+ x 1.0)))) (sqrt x)))
0.3b
(* (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt (+ x 1.0))))

rewrite167.0ms

Algorithm
rewrite-expression-head
Rules
106×sqrt-prod
62×add-sqr-sqrt
46×*-un-lft-identity
40×sqrt-pow1
32×sqrt-div
31×pow1
28×add-cube-cbrt
20×pow1/2
18×swap-sqr
10×associate-*r* associate-*l*
flip3-+ times-frac pow-prod-up flip-+ unswap-sqr
add-cbrt-cube add-exp-log distribute-lft-out
pow-prod-down pow-sqr
frac-times rem-sqrt-square add-log-exp
associate-/r* associate-/l*
associate-*l/ associate-*r/ associate-/r/
pow2 cbrt-undiv clear-num rem-square-sqrt frac-2neg pow-plus sqrt-unprod div-exp prod-exp *-commutative cbrt-unprod div-inv
Counts
4 → 161
Calls
4 calls:
13.0ms
(sqrt (sqrt (+ x 1.0)))
13.0ms
(sqrt (sqrt (+ x 1.0)))
49.0ms
(/ 1.0 (+ (* (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt (+ x 1.0)))) (sqrt x)))
80.0ms
(* (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt (+ x 1.0))))

series549.0ms

Counts
4 → 12
Calls
4 calls:
133.0ms
(sqrt (sqrt (+ x 1.0)))
158.0ms
(sqrt (sqrt (+ x 1.0)))
201.0ms
(/ 1.0 (+ (* (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt (+ x 1.0)))) (sqrt x)))
57.0ms
(* (sqrt (sqrt (+ x 1.0))) (sqrt (sqrt (+ x 1.0))))

simplify3.1s

Counts
173 → 173
Iterations
IterNodes
done5001
34926
21591
1578
0251

prune735.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

regimes59.0ms

Accuracy

0% (0.1b remaining)

Error of 0.2b against oracle of 0.0b and baseline of 0.2b

bsearch0.0ms

simplify1.0ms

Iterations
IterNodes
done9
19
07

end0.0ms

sample1.9s

Algorithm
intervals
Results
710.0ms7962×body80nan
372.0ms1731×body1280valid
241.0ms1264×body640valid
140.0ms4053×body80valid
98.0ms633×body320valid
21.0ms319×body160valid