Details

Time bar (total: 17.1s)

sample66.0ms

Algorithm
intervals
Results
20.0ms66×body1280valid
14.0ms245×body80nan
10.0ms138×body80valid
5.0ms21×body640valid
4.0ms22×body320valid
1.0msbody160valid

simplify6.0ms

Counts
1 → 1
Iterations
IterNodes
done10
210
19
06

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 28.5b

localize10.0ms

Local error

Found 2 expressions with local error:

0.0b
(sqrt (+ x 1.0))
2.9b
(- (sqrt (+ x 1.0)) (sqrt x))

rewrite79.0ms

Algorithm
rewrite-expression-head
Rules
61×sqrt-prod
54×*-un-lft-identity
42×add-sqr-sqrt prod-diff
31×add-cube-cbrt
distribute-lft-out
fma-neg
add-log-exp difference-of-squares
pow1 distribute-lft-out--
expm1-log1p-u add-cbrt-cube sqrt-div add-exp-log insert-posit16 log1p-expm1-u
rem-sqrt-square sub-neg sqrt-pow1 flip3-+ flip3-- pow1/2 diff-log flip-+ hypot-def flip--
Counts
2 → 91
Calls
2 calls:
9.0ms
(sqrt (+ x 1.0))
67.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

series135.0ms

Counts
2 → 6
Calls
2 calls:
31.0ms
(sqrt (+ x 1.0))
104.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

simplify2.0s

Counts
97 → 97
Iterations
IterNodes
done5003
32503
2832
1324
0141

prune265.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 27.4b

localize17.0ms

Local error

Found 4 expressions with local error:

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

rewrite204.0ms

Algorithm
rewrite-expression-head
Rules
137×*-un-lft-identity
48×add-sqr-sqrt
46×distribute-lft-out
40×sqrt-prod
36×times-frac
29×add-cube-cbrt
16×distribute-lft-out--
12×prod-diff
11×add-log-exp
difference-of-squares
fma-def
associate-/r* add-cbrt-cube add-exp-log associate-/l*
pow1
expm1-log1p-u fma-neg insert-posit16 log1p-expm1-u
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+ hypot-def div-inv
Counts
4 → 148
Calls
4 calls:
5.0ms
(sqrt (+ x 1.0))
39.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
124.0ms
(/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x)))
33.0ms
(- (+ x 1.0) x)

series356.0ms

Counts
4 → 12
Calls
4 calls:
47.0ms
(sqrt (+ x 1.0))
101.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
207.0ms
(/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x)))
1.0ms
(- (+ x 1.0) x)

simplify1.8s

Counts
160 → 160
Iterations
IterNodes
done5008
21797
1562
0221

prune546.0ms

Pruning

3 alts after pruning (3 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))
0.1b
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))

rewrite66.0ms

Algorithm
rewrite-expression-head
Rules
56×*-un-lft-identity
28×sqrt-prod
22×distribute-lft-out
20×add-sqr-sqrt
18×times-frac
17×add-cube-cbrt
fma-def
associate-/r*
add-cbrt-cube add-exp-log add-log-exp
pow1
expm1-log1p-u flip3-+ flip-+ insert-posit16 log1p-expm1-u associate-/l*
sqrt-div associate-/r/
cbrt-undiv +-commutative rem-sqrt-square clear-num sum-log frac-2neg sqrt-pow1 pow1/2 div-exp hypot-def div-inv
Counts
3 → 88
Calls
3 calls:
10.0ms
(sqrt (+ x 1.0))
30.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
25.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))

series372.0ms

Counts
3 → 9
Calls
3 calls:
39.0ms
(sqrt (+ x 1.0))
90.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
243.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))

simplify2.6s

Counts
97 → 97
Iterations
IterNodes
done5000
34897
21271
1396
0165

prune406.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

localize19.0ms

Local error

Found 4 expressions with local error:

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

rewrite193.0ms

Algorithm
rewrite-expression-head
Rules
742×*-un-lft-identity
708×sqrt-prod
594×times-frac
280×distribute-lft-out
270×add-sqr-sqrt
252×add-cube-cbrt
36×associate-/l*
28×sqrt-div
24×associate-/r/
18×associate-/r*
14×flip3-+ flip-+
12×div-inv
11×add-cbrt-cube add-exp-log
hypot-def
pow1
expm1-log1p-u cbrt-undiv div-exp insert-posit16 log1p-expm1-u add-log-exp
rem-sqrt-square clear-num frac-2neg sqrt-pow1 pow1/2
associate-/l/
Counts
4 → 465
Calls
4 calls:
33.0ms
(sqrt (+ (sqrt (+ x 1.0)) (sqrt x)))
25.0ms
(sqrt (+ (sqrt (+ x 1.0)) (sqrt x)))
28.0ms
(/ 1.0 (sqrt (+ (sqrt (+ x 1.0)) (sqrt x))))
94.0ms
(/ (/ 1.0 (sqrt (+ (sqrt (+ x 1.0)) (sqrt x)))) (sqrt (+ (sqrt (+ x 1.0)) (sqrt x))))

series1.1s

Counts
4 → 12
Calls
4 calls:
216.0ms
(sqrt (+ (sqrt (+ x 1.0)) (sqrt x)))
201.0ms
(sqrt (+ (sqrt (+ x 1.0)) (sqrt x)))
440.0ms
(/ 1.0 (sqrt (+ (sqrt (+ x 1.0)) (sqrt x))))
223.0ms
(/ (/ 1.0 (sqrt (+ (sqrt (+ x 1.0)) (sqrt x)))) (sqrt (+ (sqrt (+ x 1.0)) (sqrt x))))

simplify2.6s

Counts
477 → 477
Iterations
IterNodes
done5002
22972
11078
0451

prune1.5s

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 0b

regimes58.0ms

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
done9
19
07

end0.0ms

sample2.6s

Algorithm
intervals
Results
929.0ms7851×body80nan
678.0ms1731×body1280valid
351.0ms1233×body640valid
292.0ms4077×body80valid
109.0ms636×body320valid
37.0ms323×body160valid