Details

Time bar (total: 8.9s)

sample33.0ms

Algorithm
intervals
Results
6.0ms286×body80nan
6.0ms59×body640valid
5.0ms41×body1280valid
3.0ms123×body80valid
2.0ms22×body320valid
1.0ms11×body160valid

simplify5.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0811
11111
21411
done1411

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 21.1b

localize10.0ms

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))
3.2b
(- (/ 1.0 (sqrt x)) (/ 1.0 (sqrt (+ x 1.0))))

rewrite65.0ms

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:
7.0ms
(sqrt (+ x 1.0))
6.0ms
(/ 1.0 (sqrt (+ x 1.0)))
3.0ms
(/ 1.0 (sqrt x))
43.0ms
(- (/ 1.0 (sqrt x)) (/ 1.0 (sqrt (+ x 1.0))))

series310.0ms

Counts
4 → 12
Calls
4 calls:
32.0ms
(sqrt (+ x 1.0))
84.0ms
(/ 1.0 (sqrt (+ x 1.0)))
47.0ms
(/ 1.0 (sqrt x))
146.0ms
(- (/ 1.0 (sqrt x)) (/ 1.0 (sqrt (+ x 1.0))))

simplify1.3s

Counts
145 → 145
Iterations

Useful iterations: 3 (692.0ms)

IterNodesCost
02151942
14441778
210801696
329901673
done50001673

prune330.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 20.5b

localize8.0ms

Local error

Found 4 expressions with local error:

0.0b
(sqrt (+ x 1.0))
0.2b
(/ (* 1.0 (- (sqrt (+ x 1.0)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1.0))))
0.3b
(* (sqrt x) (sqrt (+ x 1.0)))
3.1b
(- (sqrt (+ x 1.0)) (sqrt x))

rewrite78.0ms

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:
4.0ms
(sqrt (+ x 1.0))
29.0ms
(/ (* 1.0 (- (sqrt (+ x 1.0)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1.0))))
14.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
27.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

series469.0ms

Counts
4 → 12
Calls
4 calls:
38.0ms
(sqrt (+ x 1.0))
286.0ms
(/ (* 1.0 (- (sqrt (+ x 1.0)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1.0))))
67.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
77.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

simplify794.0ms

Counts
105 → 105
Iterations

Useful iterations: done (791.0ms)

IterNodesCost
01891624
15111459
220851218
done50011209

prune264.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 19.8b

localize11.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (sqrt (+ x 1.0)) (sqrt x))
0.2b
(/ (* 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)))
2.4b
(- (+ x 1.0) x)

rewrite96.0ms

Algorithm
rewrite-expression-head
Rules
27×add-exp-log add-cbrt-cube
22×*-un-lft-identity
18×add-sqr-sqrt
15×sqrt-prod
11×add-log-exp
pow1 cbrt-undiv add-cube-cbrt div-exp prod-exp cbrt-unprod
associate-*r*
associate-*l* distribute-lft-out
associate-*r/
sqrt-div unswap-sqr
flip3-+ pow-prod-down flip-+
sqrt-pow1 pow1/2 diff-log sum-log associate-/r/ distribute-lft-out--
+-commutative sub-neg flip3-- frac-2neg times-frac sqrt-unprod associate--l+ clear-num associate-/r* *-commutative flip-- div-inv associate-/l/ associate-/l* difference-of-squares
Counts
4 → 92
Calls
4 calls:
18.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
37.0ms
(/ (* 1.0 (/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))
19.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
19.0ms
(- (+ x 1.0) x)

series869.0ms

Counts
4 → 12
Calls
4 calls:
73.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
729.0ms
(/ (* 1.0 (/ (- (+ x 1.0) x) (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))
66.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
1.0ms
(- (+ x 1.0) x)

simplify954.0ms

Counts
104 → 104
Iterations

Useful iterations: done (950.0ms)

IterNodesCost
02261911
16331740
227571377
done50001370

prune266.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 0.3b

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)))
0.3b
(* (sqrt x) (sqrt (+ x 1.0)))
0.3b
(/ (* 1.0 (/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))

rewrite87.0ms

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:
17.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
24.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))
14.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
25.0ms
(/ (* 1.0 (/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))

series825.0ms

Counts
4 → 12
Calls
4 calls:
71.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
156.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))
60.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
537.0ms
(/ (* 1.0 (/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))

simplify984.0ms

Counts
128 → 128
Iterations

Useful iterations: done (980.0ms)

IterNodesCost
02502311
16712082
226021730
done50001721

prune256.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 0.0b

regimes46.0ms

Accuracy

0% (0.4b remaining)

Error of 0.5b against oracle of 0.0b and baseline of 0.5b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01426
11926
done1926

end0.0ms

sample862.0ms

Algorithm
intervals
Results
181.0ms1796×body640valid
177.0ms8031×body80nan
147.0ms1162×body1280valid
110.0ms4077×body80valid
45.0ms609×body320valid
18.0ms356×body160valid