Details

Time bar (total: 12.5s)

sample32.0ms

Algorithm
intervals
Results
6.0ms288×body80nan
6.0ms55×body1280valid
4.0ms142×body80valid
3.0ms31×body640valid
1.0ms22×body320valid
0.0msbody160valid

simplify3.0ms

Counts
1 → 1
Iterations
IterNodes
done10
210
19
06

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 27.6b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(sqrt (+ 1.0 x))
3.0b
(- (sqrt (+ 1.0 x)) (sqrt x))

rewrite62.0ms

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:
6.0ms
(sqrt (+ 1.0 x))
55.0ms
(- (sqrt (+ 1.0 x)) (sqrt x))

series173.0ms

Counts
2 → 6
Calls
2 calls:
52.0ms
(sqrt (+ 1.0 x))
121.0ms
(- (sqrt (+ 1.0 x)) (sqrt x))

simplify1.7s

Counts
41 → 41
Iterations
IterNodes
done5000
32897
2676
1193
086

prune166.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.1b

localize20.0ms

Local error

Found 3 expressions with local error:

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

rewrite84.0ms

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:
11.0ms
(sqrt (+ 1.0 x))
27.0ms
(+ (sqrt (+ 1.0 x)) (sqrt x))
41.0ms
(/ 1.0 (+ (sqrt (+ 1.0 x)) (sqrt x)))

series327.0ms

Counts
3 → 9
Calls
3 calls:
38.0ms
(sqrt (+ 1.0 x))
105.0ms
(+ (sqrt (+ 1.0 x)) (sqrt x))
184.0ms
(/ 1.0 (+ (sqrt (+ 1.0 x)) (sqrt x)))

simplify741.0ms

Counts
80 → 80
Iterations
IterNodes
done5001
21549
1371
0156

prune297.0ms

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 0.0b

localize22.0ms

Local error

Found 4 expressions with local error:

0.2b
(/ 1.0 (+ (* (fabs (cbrt (+ 1.0 x))) (sqrt (cbrt (+ 1.0 x)))) (sqrt x)))
0.2b
(* (fabs (cbrt (+ 1.0 x))) (sqrt (cbrt (+ 1.0 x))))
0.2b
(cbrt (+ 1.0 x))
0.2b
(cbrt (+ 1.0 x))

rewrite55.0ms

Algorithm
rewrite-expression-head
Rules
24×add-sqr-sqrt *-un-lft-identity
18×add-cube-cbrt
13×cbrt-prod
10×associate-*r*
times-frac sqrt-prod
add-cbrt-cube add-exp-log
pow1 cbrt-div
flip3-+ flip-+ add-log-exp
associate-/r* associate-*l* distribute-lft-out associate-/l* unswap-sqr
pow1/3 sqrt-div associate-*r/ associate-/r/
cbrt-undiv clear-num frac-2neg div-exp pow-prod-down prod-exp *-commutative cbrt-unprod div-inv
Counts
4 → 86
Calls
4 calls:
25.0ms
(/ 1.0 (+ (* (fabs (cbrt (+ 1.0 x))) (sqrt (cbrt (+ 1.0 x)))) (sqrt x)))
20.0ms
(* (fabs (cbrt (+ 1.0 x))) (sqrt (cbrt (+ 1.0 x))))
3.0ms
(cbrt (+ 1.0 x))
3.0ms
(cbrt (+ 1.0 x))

series594.0ms

Counts
4 → 12
Calls
4 calls:
229.0ms
(/ 1.0 (+ (* (fabs (cbrt (+ 1.0 x))) (sqrt (cbrt (+ 1.0 x)))) (sqrt x)))
126.0ms
(* (fabs (cbrt (+ 1.0 x))) (sqrt (cbrt (+ 1.0 x))))
115.0ms
(cbrt (+ 1.0 x))
124.0ms
(cbrt (+ 1.0 x))

simplify1.6s

Counts
98 → 98
Iterations
IterNodes
done5000
24262
1880
0328

prune671.0ms

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 0.0b

localize20.0ms

Local error

Found 4 expressions with local error:

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

rewrite250.0ms

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 add-log-exp
rem-sqrt-square clear-num frac-2neg sqrt-pow1 pow1/2
associate-/l/
Counts
4 → 445
Calls
4 calls:
31.0ms
(sqrt (+ (sqrt (+ 1.0 x)) (sqrt x)))
26.0ms
(sqrt (+ (sqrt x) (sqrt (+ 1.0 x))))
34.0ms
(/ 1.0 (sqrt (+ (sqrt x) (sqrt (+ 1.0 x)))))
127.0ms
(/ (/ 1.0 (sqrt (+ (sqrt x) (sqrt (+ 1.0 x))))) (sqrt (+ (sqrt (+ 1.0 x)) (sqrt x))))

series1.6s

Counts
4 → 12
Calls
4 calls:
221.0ms
(sqrt (+ (sqrt (+ 1.0 x)) (sqrt x)))
248.0ms
(sqrt (+ (sqrt x) (sqrt (+ 1.0 x))))
512.0ms
(/ 1.0 (sqrt (+ (sqrt x) (sqrt (+ 1.0 x)))))
595.0ms
(/ (/ 1.0 (sqrt (+ (sqrt x) (sqrt (+ 1.0 x))))) (sqrt (+ (sqrt (+ 1.0 x)) (sqrt x))))

simplify713.0ms

Counts
457 → 457
Iterations
IterNodes
done5000
11157
0474

prune1.3s

Pruning

8 alts after pruning (6 fresh and 2 done)

Merged error: 0.0b

regimes105.0ms

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

sample2.1s

Algorithm
intervals
Results
608.0ms1305×body640valid
403.0ms7906×body80nan
362.0ms1654×body1280valid
228.0ms4072×body80valid
66.0ms670×body320valid
20.0ms299×body160valid