Details

Time bar (total: 15.8s)

sample63.0ms

Algorithm
intervals
Results
16.0ms55×body1280valid
15.0ms278×body80nan
9.0ms39×body640valid
8.0ms134×body80valid
3.0ms18×body320valid
1.0ms10×body160valid

simplify4.0ms

Counts
1 → 1
Iterations
IterNodes
done12
212
111
06

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 29.3b

localize15.0ms

Local error

Found 2 expressions with local error:

0.0b
(sqrt (+ x 1))
2.8b
(- (sqrt (+ x 1)) (sqrt x))

rewrite43.0ms

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 insert-posit16 distribute-lft-out
rem-sqrt-square sub-neg sqrt-pow1 flip3-+ flip3-- pow1/2 diff-log flip-+ flip--
Counts
2 → 37
Calls
2 calls:
4.0ms
(sqrt (+ x 1))
39.0ms
(- (sqrt (+ x 1)) (sqrt x))

series108.0ms

Counts
2 → 6
Calls
2 calls:
42.0ms
(sqrt (+ x 1))
66.0ms
(- (sqrt (+ x 1)) (sqrt x))

simplify1.0s

Counts
43 → 43
Iterations
IterNodes
done2000
42000
3848
2350
1165
081

prune393.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 28.2b

localize34.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (sqrt (+ x 1)) (sqrt x))
0.0b
(sqrt (+ x 1))
0.0b
(/ (+ x (- 1 x)) (+ (sqrt (+ x 1)) (sqrt x)))
2.2b
(+ x (- 1 x))

rewrite164.0ms

Algorithm
rewrite-expression-head
Rules
109×*-un-lft-identity
45×distribute-lft-out
32×sqrt-prod
30×times-frac
19×add-sqr-sqrt
18×add-cube-cbrt
11×add-log-exp
distribute-lft-out--
associate-/r* add-cbrt-cube add-exp-log
pow1 flip3-+ flip-+ associate-/l*
insert-posit16
sum-log
+-commutative associate-+r+ associate-+r- sqrt-div associate-/r/ associate-/l/
cbrt-undiv rem-sqrt-square clear-num sub-neg frac-2neg sqrt-pow1 pow1/2 diff-log div-sub div-exp div-inv
Counts
4 → 109
Calls
4 calls:
39.0ms
(+ (sqrt (+ x 1)) (sqrt x))
9.0ms
(sqrt (+ x 1))
87.0ms
(/ (+ x (- 1 x)) (+ (sqrt (+ x 1)) (sqrt x)))
27.0ms
(+ x (- 1 x))

series197.0ms

Counts
4 → 12
Calls
4 calls:
72.0ms
(+ (sqrt (+ x 1)) (sqrt x))
40.0ms
(sqrt (+ x 1))
84.0ms
(/ (+ x (- 1 x)) (+ (sqrt (+ x 1)) (sqrt x)))
1.0ms
(+ x (- 1 x))

simplify1.1s

Counts
121 → 121
Iterations
IterNodes
done2003
32003
2938
1339
0146

prune1.0s

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0.1b

localize19.0ms

Local error

Found 3 expressions with local error:

0.0b
(sqrt (+ x 1))
0.0b
(+ (sqrt (+ x 1)) (sqrt x))
0.1b
(/ 1 (+ (sqrt (+ x 1)) (sqrt x)))

rewrite75.0ms

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
add-exp-log
associate-/r*
pow1 add-cbrt-cube add-log-exp
flip3-+ flip-+ insert-posit16 associate-/l*
sqrt-div div-exp associate-/r/
cbrt-undiv +-commutative rem-sqrt-square rec-exp clear-num sum-log frac-2neg sqrt-pow1 pow1/2 1-exp div-inv pow-flip inv-pow
Counts
3 → 78
Calls
3 calls:
9.0ms
(sqrt (+ x 1))
30.0ms
(+ (sqrt (+ x 1)) (sqrt x))
35.0ms
(/ 1 (+ (sqrt (+ x 1)) (sqrt x)))

series217.0ms

Counts
3 → 9
Calls
3 calls:
39.0ms
(sqrt (+ x 1))
73.0ms
(+ (sqrt (+ x 1)) (sqrt x))
104.0ms
(/ 1 (+ (sqrt (+ x 1)) (sqrt x)))

simplify1.3s

Counts
87 → 87
Iterations
IterNodes
done2001
42001
31453
2647
1245
0120

prune600.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0.0b

localize24.0ms

Local error

Found 4 expressions with local error:

0.1b
(sqrt (+ (sqrt (+ x 1)) (sqrt x)))
0.1b
(sqrt (+ (sqrt (+ x 1)) (sqrt x)))
0.2b
(/ (/ 1 (sqrt (+ (sqrt (+ x 1)) (sqrt x)))) (sqrt (+ (sqrt (+ x 1)) (sqrt x))))
0.2b
(/ 1 (sqrt (+ (sqrt (+ x 1)) (sqrt x))))

rewrite205.0ms

Algorithm
rewrite-expression-head
Rules
742×*-un-lft-identity
700×sqrt-prod
594×times-frac
280×distribute-lft-out
254×add-sqr-sqrt
252×add-cube-cbrt
36×associate-/l*
28×sqrt-div
24×associate-/r/
18×associate-/r*
17×add-exp-log
15×pow1
14×flip3-+ flip-+
12×div-inv
11×add-cbrt-cube
div-exp pow-flip
sqrt-pow1 pow1/2
pow-div
cbrt-undiv insert-posit16 add-log-exp
rem-sqrt-square rec-exp clear-num frac-2neg 1-exp inv-pow
associate-/l/
Counts
4 → 463
Calls
4 calls:
29.0ms
(sqrt (+ (sqrt (+ x 1)) (sqrt x)))
21.0ms
(sqrt (+ (sqrt (+ x 1)) (sqrt x)))
89.0ms
(/ (/ 1 (sqrt (+ (sqrt (+ x 1)) (sqrt x)))) (sqrt (+ (sqrt (+ x 1)) (sqrt x))))
42.0ms
(/ 1 (sqrt (+ (sqrt (+ x 1)) (sqrt x))))

series585.0ms

Counts
4 → 12
Calls
4 calls:
145.0ms
(sqrt (+ (sqrt (+ x 1)) (sqrt x)))
130.0ms
(sqrt (+ (sqrt (+ x 1)) (sqrt x)))
102.0ms
(/ (/ 1 (sqrt (+ (sqrt (+ x 1)) (sqrt x)))) (sqrt (+ (sqrt (+ x 1)) (sqrt x))))
207.0ms
(/ 1 (sqrt (+ (sqrt (+ x 1)) (sqrt x))))

simplify1.3s

Counts
475 → 475
Iterations
IterNodes
done2014
32014
21682
1838
0364

prune4.7s

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 0b

regimes59.0ms

Accuracy

0% (0.1b remaining)

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

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done11
111
07

end0.0ms

sample2.6s

Algorithm
intervals
Results
757.0ms4089×body80valid
576.0ms1698×body1280valid
434.0ms8086×body80nan
365.0ms1266×body640valid
141.0ms650×body320valid
57.0ms297×body160valid