Details

Time bar (total: 16.2s)

sample43.0ms

Algorithm
intervals
Results
9.0ms39×body640valid
9.0ms50×body1280valid
8.0ms229×body80nan
6.0ms144×body80valid
1.0ms13×body320valid
1.0ms10×body160valid

simplify4.0ms

Counts
1 → 1
Iterations
IterNodes
done10
210
19
06

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 27.0b

localize10.0ms

Local error

Found 2 expressions with local error:

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

rewrite56.0ms

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:
8.0ms
(sqrt (+ x 1.0))
46.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

series157.0ms

Counts
2 → 6
Calls
2 calls:
40.0ms
(sqrt (+ x 1.0))
117.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

simplify2.1s

Counts
97 → 97
Iterations
IterNodes
done5000
32301
2786
1324
0141

prune250.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 25.6b

localize31.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (sqrt (+ x 1.0)) (sqrt x))
0.0b
(sqrt (+ x 1.0))
0.1b
(/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x)))
1.7b
(- (+ x 1.0) x)

rewrite141.0ms

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:
21.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
5.0ms
(sqrt (+ x 1.0))
69.0ms
(/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x)))
43.0ms
(- (+ x 1.0) x)

series316.0ms

Counts
4 → 12
Calls
4 calls:
86.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
33.0ms
(sqrt (+ x 1.0))
196.0ms
(/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x)))
1.0ms
(- (+ x 1.0) x)

simplify1.6s

Counts
160 → 160
Iterations
IterNodes
done5000
21738
1562
0221

prune517.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.1b

localize24.0ms

Local error

Found 3 expressions with local error:

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

rewrite71.0ms

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:
40.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
5.0ms
(sqrt (+ x 1.0))
25.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))

series345.0ms

Counts
3 → 9
Calls
3 calls:
106.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
49.0ms
(sqrt (+ x 1.0))
190.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))

simplify2.5s

Counts
97 → 97
Iterations
IterNodes
done5000
34157
21217
1396
0165

prune411.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 0.0b

localize40.0ms

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)))
0.1b
(/ 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))))

rewrite322.0ms

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:
51.0ms
(sqrt (+ (sqrt (+ x 1.0)) (sqrt x)))
50.0ms
(sqrt (+ (sqrt (+ x 1.0)) (sqrt x)))
53.0ms
(/ 1.0 (sqrt (+ (sqrt (+ x 1.0)) (sqrt x))))
137.0ms
(/ (/ 1.0 (sqrt (+ (sqrt (+ x 1.0)) (sqrt x)))) (sqrt (+ (sqrt (+ x 1.0)) (sqrt x))))

series1.2s

Counts
4 → 12
Calls
4 calls:
275.0ms
(sqrt (+ (sqrt (+ x 1.0)) (sqrt x)))
228.0ms
(sqrt (+ (sqrt (+ x 1.0)) (sqrt x)))
483.0ms
(/ 1.0 (sqrt (+ (sqrt (+ x 1.0)) (sqrt x))))
224.0ms
(/ (/ 1.0 (sqrt (+ (sqrt (+ x 1.0)) (sqrt x)))) (sqrt (+ (sqrt (+ x 1.0)) (sqrt x))))

simplify2.9s

Counts
477 → 477
Iterations
IterNodes
done5043
22610
11078
0451

prune992.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0b

regimes67.0ms

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

sample2.1s

Algorithm
intervals
Results
769.0ms7961×body80nan
435.0ms1657×body1280valid
264.0ms1238×body640valid
254.0ms4177×body80valid
143.0ms600×body320valid
29.0ms328×body160valid