Details

Time bar (total: 9.2s)

sample30.0ms

Algorithm
intervals
Results
6.0ms61×body640valid
5.0ms237×body80nan
5.0ms39×body1280valid
3.0ms133×body80valid
1.0ms11×body320valid
1.0ms12×body160valid

simplify5.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0811
11111
21411
done1411

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 19.7b

localize7.0ms

Local error

Found 4 expressions with local error:

0.0b
(sqrt (+ x 1.0))
0.1b
(/ 1.0 (sqrt (+ x 1.0)))
0.3b
(/ 1.0 (sqrt x))
2.5b
(- (/ 1.0 (sqrt x)) (/ 1.0 (sqrt (+ x 1.0))))

rewrite90.0ms

Algorithm
rewrite-expression-head
Rules
75×*-un-lft-identity
73×add-sqr-sqrt
69×times-frac
50×sqrt-prod
42×add-cube-cbrt
13×associate-/r*
11×distribute-lft-out--
difference-of-squares
add-exp-log add-cbrt-cube distribute-lft-out
associate-/l* add-log-exp
pow1
sqrt-div div-inv
cbrt-undiv frac-2neg flip3-+ div-exp clear-num associate-/r/ flip-+
sub-neg rem-sqrt-square flip3-- sqrt-pow1 pow1/2 diff-log frac-sub flip--
Counts
4 → 133
Calls
4 calls:
6.0ms
(sqrt (+ x 1.0))
14.0ms
(/ 1.0 (sqrt (+ x 1.0)))
6.0ms
(/ 1.0 (sqrt x))
59.0ms
(- (/ 1.0 (sqrt x)) (/ 1.0 (sqrt (+ x 1.0))))

series271.0ms

Counts
4 → 12
Calls
4 calls:
35.0ms
(sqrt (+ x 1.0))
68.0ms
(/ 1.0 (sqrt (+ x 1.0)))
42.0ms
(/ 1.0 (sqrt x))
126.0ms
(- (/ 1.0 (sqrt x)) (/ 1.0 (sqrt (+ x 1.0))))

simplify1.2s

Counts
145 → 145
Iterations

Useful iterations: done (1.2s)

IterNodesCost
02151942
14441778
210511698
326471673
done50001657

prune299.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 19.2b

localize8.0ms

Local error

Found 4 expressions with local error:

0.0b
(sqrt (+ x 1.0))
0.1b
(/ (* 1.0 (- (sqrt (+ x 1.0)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1.0))))
0.3b
(* (sqrt x) (sqrt (+ x 1.0)))
2.5b
(- (sqrt (+ x 1.0)) (sqrt x))

rewrite130.0ms

Algorithm
rewrite-expression-head
Rules
26×add-sqr-sqrt
23×sqrt-prod
20×*-un-lft-identity
18×add-exp-log add-cbrt-cube
pow1 add-cube-cbrt
associate-*r*
sqrt-div associate-*r/ associate-*l* add-log-exp
prod-exp cbrt-unprod
cbrt-undiv div-exp difference-of-squares unswap-sqr
sqrt-pow1 flip3-+ pow1/2 pow-prod-down flip-+ distribute-lft-out distribute-lft-out--
flip3-- associate-/r/ flip-- associate-/l/
sub-neg rem-sqrt-square frac-2neg times-frac sqrt-unprod diff-log clear-num associate-/r* *-commutative div-inv associate-/l*
Counts
4 → 93
Calls
4 calls:
6.0ms
(sqrt (+ x 1.0))
56.0ms
(/ (* 1.0 (- (sqrt (+ x 1.0)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1.0))))
24.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
41.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

series409.0ms

Counts
4 → 12
Calls
4 calls:
36.0ms
(sqrt (+ x 1.0))
254.0ms
(/ (* 1.0 (- (sqrt (+ x 1.0)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1.0))))
51.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
67.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

simplify810.0ms

Counts
105 → 105
Iterations

Useful iterations: 2 (284.0ms)

IterNodesCost
01891624
15021459
220281218
done50001218

prune254.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 18.3b

localize10.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x)))
0.1b
(/ (* 1.0 (/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))
0.3b
(* (sqrt x) (sqrt (+ x 1.0)))
1.5b
(- (+ x 1.0) x)

rewrite236.0ms

Algorithm
rewrite-expression-head
Rules
113×*-un-lft-identity
46×add-sqr-sqrt
39×sqrt-prod
37×times-frac distribute-lft-out
29×add-exp-log add-cbrt-cube
22×add-cube-cbrt
16×distribute-lft-out--
cbrt-undiv div-exp add-log-exp
pow1 prod-exp cbrt-unprod difference-of-squares
associate-*r* associate-/r* associate-/l*
associate-*l*
associate-*r/
sqrt-div associate-/r/ unswap-sqr
flip3-+ pow-prod-down flip-+ associate-/l/
flip3-- frac-2neg sqrt-pow1 pow1/2 diff-log clear-num flip-- div-inv
sub-neg sqrt-unprod div-sub associate--l+ sum-log *-commutative
Counts
4 → 143
Calls
4 calls:
99.0ms
(/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x)))
69.0ms
(/ (* 1.0 (/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))
24.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
37.0ms
(- (+ x 1.0) x)

series685.0ms

Counts
4 → 12
Calls
4 calls:
142.0ms
(/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x)))
481.0ms
(/ (* 1.0 (/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))
60.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
1.0ms
(- (+ x 1.0) x)

simplify1.2s

Counts
155 → 155
Iterations

Useful iterations: 2 (467.0ms)

IterNodesCost
02693162
17262927
230262509
done50002509

prune306.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.2b

localize10.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (sqrt (+ x 1.0)) (sqrt x))
0.1b
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))
0.2b
(/ (* 1.0 (/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))
0.3b
(* (sqrt x) (sqrt (+ x 1.0)))

rewrite143.0ms

Algorithm
rewrite-expression-head
Rules
56×*-un-lft-identity
31×sqrt-prod
29×add-exp-log add-cbrt-cube
27×add-sqr-sqrt
21×distribute-lft-out
19×add-cube-cbrt times-frac
cbrt-undiv div-exp
pow1 prod-exp cbrt-unprod
associate-*r* associate-/r*
associate-*l* add-log-exp
associate-*r/
flip3-+ sqrt-div associate-/r/ flip-+ associate-/l* unswap-sqr
pow-prod-down
frac-2neg sqrt-pow1 pow1/2 clear-num div-inv
+-commutative sqrt-unprod sum-log *-commutative associate-/l/
Counts
4 → 116
Calls
4 calls:
29.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
41.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))
40.0ms
(/ (* 1.0 (/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))
28.0ms
(* (sqrt x) (sqrt (+ x 1.0)))

series951.0ms

Counts
4 → 12
Calls
4 calls:
60.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
136.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))
699.0ms
(/ (* 1.0 (/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))
55.0ms
(* (sqrt x) (sqrt (+ x 1.0)))

simplify975.0ms

Counts
128 → 128
Iterations

Useful iterations: 2 (408.0ms)

IterNodesCost
02502311
16542082
225411730
done50001730

prune262.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 0.0b

regimes43.0ms

Accuracy

0% (0.3b remaining)

Error of 0.3b against oracle of 0.0b and baseline of 0.3b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01018
11418
done1418

end0.0ms

sample862.0ms

Algorithm
intervals
Results
167.0ms1758×body640valid
157.0ms7989×body80nan
135.0ms1129×body1280valid
110.0ms4137×body80valid
47.0ms650×body320valid
15.0ms326×body160valid