Details

Time bar (total: 30.8s)

sample68.0ms

Algorithm
intervals
Results
16.0ms61×body1280valid
14.0ms272×body80nan
8.0ms39×body640valid
7.0ms124×body80valid
3.0ms16×body320valid
2.0ms16×body160valid

simplify19.0ms

Counts
1 → 1
Iterations
IterNodes
done10
210
19
06

prune32.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 31.6b

localize76.0ms

Local error

Found 2 expressions with local error:

0.0b
(sqrt (+ x 1.0))
4.9b
(- (sqrt (+ x 1.0)) (sqrt x))

rewrite145.0ms

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:
29.0ms
(sqrt (+ x 1.0))
112.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

series180.0ms

Counts
2 → 6
Calls
2 calls:
58.0ms
(sqrt (+ x 1.0))
122.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

simplify3.7s

Counts
43 → 43
Iterations
IterNodes
done5001
31606
2534
1195
088

prune491.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 30.5b

localize60.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (sqrt (+ x 1.0)) (sqrt x))
0.0b
(sqrt (+ x 1.0))
0.0b
(/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x)))
4.4b
(- (+ x 1.0) x)

rewrite463.0ms

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
insert-posit16
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 → 116
Calls
4 calls:
79.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
21.0ms
(sqrt (+ x 1.0))
282.0ms
(/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x)))
71.0ms
(- (+ x 1.0) x)

series400.0ms

Counts
4 → 12
Calls
4 calls:
108.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
40.0ms
(sqrt (+ x 1.0))
251.0ms
(/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x)))
2.0ms
(- (+ x 1.0) x)

simplify3.6s

Counts
128 → 128
Iterations
IterNodes
done5000
21594
1492
0192

prune1.0s

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.1b

localize74.0ms

Local error

Found 3 expressions with local error:

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

rewrite198.0ms

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-+ insert-posit16 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 → 74
Calls
3 calls:
60.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
23.0ms
(sqrt (+ x 1.0))
104.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))

series386.0ms

Counts
3 → 9
Calls
3 calls:
106.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
50.0ms
(sqrt (+ x 1.0))
231.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))

simplify6.3s

Counts
83 → 83
Iterations
IterNodes
done5000
33721
21104
1374
0159

prune634.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize125.0ms

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))))

rewrite778.0ms

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*
14×flip3-+ flip-+
12×div-inv
11×add-cbrt-cube add-exp-log
pow1
cbrt-undiv div-exp insert-posit16 add-log-exp
rem-sqrt-square clear-num frac-2neg sqrt-pow1 pow1/2
associate-/l/
Counts
4 → 449
Calls
4 calls:
110.0ms
(sqrt (+ (sqrt (+ x 1.0)) (sqrt x)))
87.0ms
(sqrt (+ (sqrt (+ x 1.0)) (sqrt x)))
111.0ms
(/ 1.0 (sqrt (+ (sqrt (+ x 1.0)) (sqrt x))))
336.0ms
(/ (/ 1.0 (sqrt (+ (sqrt (+ x 1.0)) (sqrt x)))) (sqrt (+ (sqrt (+ x 1.0)) (sqrt x))))

series1.3s

Counts
4 → 12
Calls
4 calls:
238.0ms
(sqrt (+ (sqrt (+ x 1.0)) (sqrt x)))
288.0ms
(sqrt (+ (sqrt (+ x 1.0)) (sqrt x)))
514.0ms
(/ 1.0 (sqrt (+ (sqrt (+ x 1.0)) (sqrt x))))
225.0ms
(/ (/ 1.0 (sqrt (+ (sqrt (+ x 1.0)) (sqrt x)))) (sqrt (+ (sqrt (+ x 1.0)) (sqrt x))))

simplify5.9s

Counts
461 → 461
Iterations
IterNodes
done5005
22614
11049
0445

prune2.6s

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0b

regimes122.0ms

Accuracy

0% (0.1b remaining)

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

bsearch0.0ms

simplify3.0ms

Iterations
IterNodes
done9
19
07

end0.0ms

sample2.2s

Algorithm
intervals
Results
683.0ms8083×body80nan
479.0ms1761×body1280valid
348.0ms1275×body640valid
251.0ms4044×body80valid
104.0ms595×body320valid
31.0ms325×body160valid