Details

Time bar (total: 6.6s)

sample36.0ms

Algorithm
intervals
Results
8.0ms267×body80nan
6.0ms65×body640valid
5.0ms41×body1280valid
3.0ms122×body80valid
2.0ms22×body320valid
0.0msbody160valid

simplify5.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0116
1146
2146
done146

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 20.5b

localize7.0ms

Local error

Found 4 expressions with local error:

0.0b
(sqrt (+ x 1.0))
0.2b
(/ 1.0 (sqrt (+ x 1.0)))
0.3b
(/ 1.0 (sqrt x))
2.5b
(- (/ 1.0 (sqrt x)) (/ 1.0 (sqrt (+ x 1.0))))

rewrite180.0ms

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:
7.0ms
(sqrt (+ x 1.0))
12.0ms
(/ 1.0 (sqrt (+ x 1.0)))
7.0ms
(/ 1.0 (sqrt x))
80.0ms
(- (/ 1.0 (sqrt x)) (/ 1.0 (sqrt (+ x 1.0))))

series277.0ms

Counts
4 → 12
Calls
4 calls:
30.0ms
(sqrt (+ x 1.0))
74.0ms
(/ 1.0 (sqrt (+ x 1.0)))
38.0ms
(/ 1.0 (sqrt x))
136.0ms
(- (/ 1.0 (sqrt x)) (/ 1.0 (sqrt (+ x 1.0))))

simplify235.0ms

Counts
770 → 770
Iterations

Useful iterations: 2 (86.0ms)

IterNodesCost
0153825021
1427818390
2500118355
done500118355

prune1.2s

Pruning

15 alts after pruning (15 fresh and 0 done)

Merged error: 20.0b

localize9.0ms

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))

rewrite170.0ms

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:
7.0ms
(sqrt (+ x 1.0))
84.0ms
(/ (* 1.0 (- (sqrt (+ x 1.0)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1.0))))
24.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
49.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

series420.0ms

Counts
4 → 12
Calls
4 calls:
36.0ms
(sqrt (+ x 1.0))
260.0ms
(/ (* 1.0 (- (sqrt (+ x 1.0)) (sqrt x))) (* (sqrt x) (sqrt (+ x 1.0))))
54.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
70.0ms
(- (sqrt (+ x 1.0)) (sqrt x))

simplify83.0ms

Counts
163 → 163
Iterations

Useful iterations: 2 (70.0ms)

IterNodesCost
06361811
129501369
250011271
done50011271

prune336.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 19.4b

localize12.0ms

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)))
1.9b
(+ x (- 1.0 x))

rewrite184.0ms

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:
82.0ms
(/ (+ x (- 1.0 x)) (+ (sqrt (+ x 1.0)) (sqrt x)))
53.0ms
(/ (* 1.0 (/ (+ x (- 1.0 x)) (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))
27.0ms
(* (sqrt x) (sqrt (+ x 1.0)))
16.0ms
(+ x (- 1.0 x))

series711.0ms

Counts
4 → 12
Calls
4 calls:
147.0ms
(/ (+ x (- 1.0 x)) (+ (sqrt (+ x 1.0)) (sqrt x)))
499.0ms
(/ (* 1.0 (/ (+ x (- 1.0 x)) (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))
65.0ms
(* (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

prune414.0ms

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))
0.2b
(/ 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)))

rewrite147.0ms

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:
32.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
41.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))
41.0ms
(/ (* 1.0 (/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))
27.0ms
(* (sqrt x) (sqrt (+ x 1.0)))

series743.0ms

Counts
4 → 12
Calls
4 calls:
60.0ms
(+ (sqrt (+ x 1.0)) (sqrt x))
141.0ms
(/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))
484.0ms
(/ (* 1.0 (/ 1.0 (+ (sqrt (+ x 1.0)) (sqrt x)))) (* (sqrt x) (sqrt (+ x 1.0))))
57.0ms
(* (sqrt x) (sqrt (+ x 1.0)))

simplify91.0ms

Counts
143 → 143
Iterations

Useful iterations: 2 (74.0ms)

IterNodesCost
07041320
136361120
250021050
done50021050

prune305.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 0.0b

regimes36.0ms

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

sample865.0ms

Algorithm
intervals
Results
184.0ms1894×body640valid
162.0ms7829×body80nan
135.0ms1128×body1280valid
103.0ms4046×body80valid
44.0ms627×body320valid
15.0ms305×body160valid