Details

Time bar (total: 6.8s)

sample33.0ms

Algorithm
intervals
Results
7.0ms334×body80nan
5.0ms46×body1280valid
4.0ms50×body640valid
3.0ms130×body80valid
1.0ms16×body320valid
1.0ms14×body160valid

simplify5.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
0116
1146
2146
done146

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 19.6b

localize11.0ms

Local error

Found 4 expressions with local error:

0.0b
(sqrt (+ x 1.0))
0.1b
(/ 1.0 (sqrt (+ x 1.0)))
0.2b
(/ 1.0 (sqrt x))
3.6b
(- (/ 1.0 (sqrt x)) (/ 1.0 (sqrt (+ x 1.0))))

rewrite184.0ms

Algorithm
rewrite-expression-head
Rules
1035×times-frac
879×*-un-lft-identity
747×add-sqr-sqrt
714×add-cube-cbrt
594×prod-diff
566×sqrt-prod
74×distribute-lft-out
54×div-inv
48×sqrt-div
46×associate-/r/
24×flip3-+ flip-+
22×fma-neg
13×associate-/r*
11×distribute-lft-out--
difference-of-squares
add-exp-log add-cbrt-cube
associate-/l* add-log-exp
pow1
expm1-log1p-u log1p-expm1-u
cbrt-undiv frac-2neg div-exp clear-num
sub-neg rem-sqrt-square flip3-- sqrt-pow1 pow1/2 diff-log frac-sub flip-- hypot-def
Counts
4 → 758
Calls
4 calls:
8.0ms
(sqrt (+ x 1.0))
12.0ms
(/ 1.0 (sqrt (+ x 1.0)))
6.0ms
(/ 1.0 (sqrt x))
84.0ms
(- (/ 1.0 (sqrt x)) (/ 1.0 (sqrt (+ x 1.0))))

series282.0ms

Counts
4 → 12
Calls
4 calls:
36.0ms
(sqrt (+ x 1.0))
70.0ms
(/ 1.0 (sqrt (+ x 1.0)))
43.0ms
(/ 1.0 (sqrt x))
133.0ms
(- (/ 1.0 (sqrt x)) (/ 1.0 (sqrt (+ x 1.0))))

simplify229.0ms

Counts
770 → 770
Iterations

Useful iterations: 2 (87.0ms)

IterNodesCost
0153825021
1427818390
2500118355
done500118355

prune1.2s

Pruning

16 alts after pruning (16 fresh and 0 done)

Merged error: 19.0b

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)))
3.6b
(- (sqrt (+ x 1.0)) (sqrt x))

rewrite175.0ms

Algorithm
rewrite-expression-head
Rules
72×sqrt-prod
62×*-un-lft-identity
56×add-sqr-sqrt
42×prod-diff
37×add-cube-cbrt
18×add-exp-log add-cbrt-cube
10×distribute-lft-out
pow1
fma-neg associate-*r*
sqrt-div associate-*r/ associate-*l* add-log-exp
prod-exp cbrt-unprod
cbrt-undiv expm1-log1p-u div-exp log1p-expm1-u difference-of-squares unswap-sqr
sqrt-pow1 flip3-+ pow1/2 pow-prod-down flip-+ 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 hypot-def div-inv associate-/l*
Counts
4 → 151
Calls
4 calls:
8.0ms
(sqrt (+ x 1.0))
86.0ms
(/ (* 1.0 (- (sqrt (+ x 1.0)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1.0))))
24.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
51.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

series409.0ms

Counts
4 → 12
Calls
4 calls:
29.0ms
(sqrt (+ x 1.0))
256.0ms
(/ (* 1.0 (- (sqrt (+ x 1.0)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1.0))))
59.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
65.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

simplify87.0ms

Counts
163 → 163
Iterations

Useful iterations: 2 (74.0ms)

IterNodesCost
06361812
129451369
250021271
done50021271

prune338.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 18.0b

localize17.0ms

Local error

Found 4 expressions with local error:

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

rewrite188.0ms

Algorithm
rewrite-expression-head
Rules
112×*-un-lft-identity
41×distribute-lft-out
36×add-sqr-sqrt
35×sqrt-prod
31×times-frac
29×add-exp-log add-cbrt-cube
28×add-cube-cbrt
11×associate-+r+
cbrt-undiv div-exp prod-diff add-log-exp
pow1 prod-exp cbrt-unprod distribute-lft-out--
associate-*r* associate-/r*
associate-*l* associate-/l*
flip3-+ associate-*r/ flip-+
expm1-log1p-u sqrt-div associate-/r/ log1p-expm1-u unswap-sqr
fma-def pow-prod-down associate-/l/
associate-+r- frac-2neg sqrt-pow1 pow1/2 clear-num sum-log div-inv
+-commutative sub-neg sqrt-unprod diff-log div-sub *-commutative
Counts
4 → 156
Calls
4 calls:
84.0ms
(/ (+ x (- 1.0 x)) (+ (sqrt (+ x 1.0)) (sqrt x)))
57.0ms
(/ (* 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)))
16.0ms
(+ x (- 1.0 x))

series682.0ms

Counts
4 → 12
Calls
4 calls:
141.0ms
(/ (+ x (- 1.0 x)) (+ (sqrt (+ x 1.0)) (sqrt x)))
485.0ms
(/ (* 1.0 (/ (+ x (- 1.0 x)) (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))
54.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
1.0ms
(+ x (- 1.0 x))

simplify105.0ms

Counts
168 → 168
Iterations

Useful iterations: 2 (91.0ms)

IterNodesCost
07991711
142361448
250011435
done50011435

prune405.0ms

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)))

rewrite153.0ms

Algorithm
rewrite-expression-head
Rules
60×*-un-lft-identity
35×sqrt-prod
29×add-exp-log add-sqr-sqrt add-cbrt-cube
22×distribute-lft-out
21×add-cube-cbrt
19×times-frac
cbrt-undiv div-exp
pow1 prod-exp cbrt-unprod
fma-def associate-*r* associate-/r*
associate-*l* add-log-exp
associate-*r/
expm1-log1p-u flip3-+ sqrt-div associate-/r/ flip-+ log1p-expm1-u 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 → 131
Calls
4 calls:
34.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
42.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))
46.0ms
(/ (* 1.0 (/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))
25.0ms
(* (sqrt x) (sqrt (+ x 1.0)))

series938.0ms

Counts
4 → 12
Calls
4 calls:
67.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
129.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))
687.0ms
(/ (* 1.0 (/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))
55.0ms
(* (sqrt x) (sqrt (+ x 1.0)))

simplify86.0ms

Counts
143 → 143
Iterations

Useful iterations: 2 (75.0ms)

IterNodesCost
07041320
136361120
250021050
done50021050

prune309.0ms

Pruning

15 alts after pruning (15 fresh and 0 done)

Merged error: 0.0b

regimes58.0ms

Accuracy

0% (0.2b remaining)

Error of 0.3b against oracle of 0.1b and baseline of 0.3b

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0119
1119
done119

end0.0ms

sample864.0ms

Algorithm
intervals
Results
179.0ms1894×body640valid
159.0ms8104×body80nan
138.0ms1147×body1280valid
103.0ms4054×body80valid
41.0ms600×body320valid
14.0ms305×body160valid