Details

Time bar (total: 15.8s)

sample63.0ms

Algorithm
intervals
Results
18.0ms55×body640valid
10.0ms253×body80nan
9.0ms34×body1280valid
7.0ms142×body80valid
2.0ms13×body320valid
1.0ms12×body160valid

simplify5.0ms

Counts
1 → 1
Iterations
IterNodes
done14
214
111
08

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 17.2b

localize15.0ms

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))
2.6b
(- (/ 1.0 (sqrt x)) (/ 1.0 (sqrt (+ x 1.0))))

rewrite290.0ms

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-cbrt-cube add-exp-log
associate-/l* add-log-exp
pow1
expm1-log1p-u log1p-expm1-u
cbrt-undiv clear-num frac-2neg div-exp
rem-sqrt-square sub-neg sqrt-pow1 flip3-- pow1/2 diff-log frac-sub hypot-def flip--
Counts
4 → 758
Calls
4 calls:
11.0ms
(sqrt (+ x 1.0))
18.0ms
(/ 1.0 (sqrt (+ x 1.0)))
10.0ms
(/ 1.0 (sqrt x))
146.0ms
(- (/ 1.0 (sqrt x)) (/ 1.0 (sqrt (+ x 1.0))))

series425.0ms

Counts
4 → 12
Calls
4 calls:
53.0ms
(sqrt (+ x 1.0))
95.0ms
(/ 1.0 (sqrt (+ x 1.0)))
72.0ms
(/ 1.0 (sqrt x))
205.0ms
(- (/ 1.0 (sqrt x)) (/ 1.0 (sqrt (+ x 1.0))))

simplify2.2s

Counts
770 → 770
Iterations
IterNodes
done5000
24935
11587
0702

prune2.2s

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 16.7b

localize25.0ms

Local error

Found 4 expressions with local error:

0.0b
(sqrt (+ x 1.0))
0.1b
(/ (- (* 1.0 (sqrt (+ x 1.0))) (* (sqrt x) 1.0)) (* (sqrt (+ x 1.0)) (sqrt x)))
0.2b
(* (sqrt (+ x 1.0)) (sqrt x))
2.5b
(- (* 1.0 (sqrt (+ x 1.0))) (* (sqrt x) 1.0))

rewrite96.0ms

Algorithm
rewrite-expression-head
Rules
22×add-sqr-sqrt
15×*-un-lft-identity sqrt-prod
11×add-cbrt-cube add-exp-log add-cube-cbrt
pow1
associate-*l*
sqrt-div associate-*r* add-log-exp
expm1-log1p-u associate-*l/ log1p-expm1-u unswap-sqr
sqrt-pow1 flip3-+ times-frac pow1/2 pow-prod-down flip-+ associate-/l*
cbrt-undiv flip3-- div-exp prod-exp associate-/r/ cbrt-unprod flip-- distribute-lft-out associate-/l/
rem-sqrt-square clear-num associate-/r* sub-neg frac-2neg fma-neg sqrt-unprod diff-log div-sub prod-diff *-commutative hypot-def div-inv
Counts
4 → 98
Calls
4 calls:
6.0ms
(sqrt (+ x 1.0))
43.0ms
(/ (- (* 1.0 (sqrt (+ x 1.0))) (* (sqrt x) 1.0)) (* (sqrt (+ x 1.0)) (sqrt x)))
31.0ms
(* (sqrt (+ x 1.0)) (sqrt x))
13.0ms
(- (* 1.0 (sqrt (+ x 1.0))) (* (sqrt x) 1.0))

series620.0ms

Counts
4 → 12
Calls
4 calls:
53.0ms
(sqrt (+ x 1.0))
376.0ms
(/ (- (* 1.0 (sqrt (+ x 1.0))) (* (sqrt x) 1.0)) (* (sqrt (+ x 1.0)) (sqrt x)))
65.0ms
(* (sqrt (+ x 1.0)) (sqrt x))
126.0ms
(- (* 1.0 (sqrt (+ x 1.0))) (* (sqrt x) 1.0))

simplify1.4s

Counts
110 → 110
Iterations
IterNodes
done5000
22941
1586
0208

prune658.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 15.9b

localize43.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (fma (* 1.0 1.0) (+ x 1.0) (* x (- (* 1.0 1.0)))) (* 1.0 (+ (sqrt (+ x 1.0)) (sqrt x))))
0.1b
(/ (/ (fma (* 1.0 1.0) (+ x 1.0) (* x (- (* 1.0 1.0)))) (* 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt (+ x 1.0)) (sqrt x)))
0.2b
(* (sqrt (+ x 1.0)) (sqrt x))
1.7b
(fma (* 1.0 1.0) (+ x 1.0) (* x (- (* 1.0 1.0))))

rewrite117.0ms

Algorithm
rewrite-expression-head
Rules
32×add-cbrt-cube add-exp-log
22×add-sqr-sqrt
18×times-frac
16×*-un-lft-identity
14×add-cube-cbrt
12×cbrt-undiv div-exp associate-/l*
11×sqrt-prod
pow1 associate-/r/
associate-*l* prod-exp cbrt-unprod
associate-*r* associate-*r/
flip3-+ flip-+
expm1-log1p-u sqrt-div associate-*l/ log1p-expm1-u div-inv add-log-exp unswap-sqr
pow-prod-down
clear-num associate-/r* frac-2neg sqrt-pow1 pow1/2
sqrt-unprod *-commutative fma-udef distribute-lft-out associate-/l/
Counts
4 → 116
Calls
4 calls:
32.0ms
(/ (fma (* 1.0 1.0) (+ x 1.0) (* x (- (* 1.0 1.0)))) (* 1.0 (+ (sqrt (+ x 1.0)) (sqrt x))))
54.0ms
(/ (/ (fma (* 1.0 1.0) (+ x 1.0) (* x (- (* 1.0 1.0)))) (* 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt (+ x 1.0)) (sqrt x)))
26.0ms
(* (sqrt (+ x 1.0)) (sqrt x))
0.0ms
(fma (* 1.0 1.0) (+ x 1.0) (* x (- (* 1.0 1.0))))

series1.1s

Counts
4 → 12
Calls
4 calls:
237.0ms
(/ (fma (* 1.0 1.0) (+ x 1.0) (* x (- (* 1.0 1.0)))) (* 1.0 (+ (sqrt (+ x 1.0)) (sqrt x))))
714.0ms
(/ (/ (fma (* 1.0 1.0) (+ x 1.0) (* x (- (* 1.0 1.0)))) (* 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt (+ x 1.0)) (sqrt x)))
81.0ms
(* (sqrt (+ x 1.0)) (sqrt x))
76.0ms
(fma (* 1.0 1.0) (+ x 1.0) (* x (- (* 1.0 1.0))))

simplify1.4s

Counts
128 → 128
Iterations
IterNodes
done5000
24071
1739
0263

prune638.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 0.2b

localize22.0ms

Local error

Found 4 expressions with local error:

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

rewrite119.0ms

Algorithm
rewrite-expression-head
Rules
32×add-cbrt-cube add-exp-log
27×*-un-lft-identity
24×add-sqr-sqrt
19×sqrt-prod
18×times-frac
16×add-cube-cbrt
12×cbrt-undiv div-exp associate-/l*
pow1 associate-/r/
fma-def associate-*l* prod-exp cbrt-unprod
flip3-+ associate-*r* associate-*r/ flip-+ distribute-lft-out add-log-exp
expm1-log1p-u sqrt-div associate-*l/ log1p-expm1-u div-inv unswap-sqr
pow-prod-down
clear-num associate-/r* frac-2neg sqrt-pow1 pow1/2
+-commutative sum-log sqrt-unprod *-commutative associate-/l/
Counts
4 → 129
Calls
4 calls:
28.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
24.0ms
(/ 1.0 (* 1.0 (+ (sqrt (+ x 1.0)) (sqrt x))))
24.0ms
(* (sqrt (+ x 1.0)) (sqrt x))
40.0ms
(/ (/ 1.0 (* 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt (+ x 1.0)) (sqrt x)))

series801.0ms

Counts
4 → 12
Calls
4 calls:
70.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
151.0ms
(/ 1.0 (* 1.0 (+ (sqrt (+ x 1.0)) (sqrt x))))
59.0ms
(* (sqrt (+ x 1.0)) (sqrt x))
521.0ms
(/ (/ 1.0 (* 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt (+ x 1.0)) (sqrt x)))

simplify1.3s

Counts
141 → 141
Iterations
IterNodes
done5000
24306
1756
0271

prune531.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 0.0b

regimes77.0ms

Accuracy

0% (0.4b remaining)

Error of 0.4b against oracle of 0.1b and baseline of 0.4b

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done18
118
012

end0.0ms

sample1.7s

Algorithm
intervals
Results
574.0ms1914×body640valid
291.0ms4059×body80valid
288.0ms7946×body80nan
224.0ms1154×body1280valid
57.0ms560×body320valid
21.0ms313×body160valid