Details

Time bar (total: 7.5s)

sample23.0ms

Algorithm
intervals
Results
7.0ms238×body80nan
6.0ms277×body80valid

simplify125.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
078
1138
2238
3388
4558
5708
6798
7968
81158
91238
done1238

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.1b

localize6.0ms

Local error

Found 1 expressions with local error:

0.3b
(* y (sqrt x))

rewrite5.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt
associate-*r*
add-cube-cbrt *-un-lft-identity sqrt-prod
pow1 add-exp-log associate-*l* add-cbrt-cube
unswap-sqr
pow-prod-down prod-exp *-commutative cbrt-unprod add-log-exp
Counts
1 → 22
Calls
1 calls:
5.0ms
(* y (sqrt x))

series40.0ms

Counts
1 → 3
Calls
1 calls:
40.0ms
(* y (sqrt x))

simplify1.8s

Counts
25 → 25
Iterations

Useful iterations: done (1.8s)

IterNodesCost
063210
1149187
2500173
32421165
done5001162

prune52.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.0b

localize8.0ms

Local error

Found 4 expressions with local error:

0.1b
(sqrt (sqrt x))
0.1b
(sqrt (sqrt x))
0.3b
(* y (sqrt (sqrt x)))
0.3b
(* (* y (sqrt (sqrt x))) (sqrt (sqrt x)))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
41×sqrt-prod
25×add-sqr-sqrt
18×associate-*r*
15×pow1 add-cube-cbrt *-un-lft-identity
11×add-exp-log add-cbrt-cube
sqrt-pow1
rem-sqrt-square pow1/2 associate-*l* pow-prod-down prod-exp cbrt-unprod add-log-exp
unswap-sqr
*-commutative
Counts
4 → 88
Calls
4 calls:
3.0ms
(sqrt (sqrt x))
1.0ms
(sqrt (sqrt x))
7.0ms
(* y (sqrt (sqrt x)))
17.0ms
(* (* y (sqrt (sqrt x))) (sqrt (sqrt x)))

series396.0ms

Counts
4 → 12
Calls
4 calls:
141.0ms
(sqrt (sqrt x))
137.0ms
(sqrt (sqrt x))
78.0ms
(* y (sqrt (sqrt x)))
40.0ms
(* (* y (sqrt (sqrt x))) (sqrt (sqrt x)))

simplify617.0ms

Counts
100 → 100
Iterations

Useful iterations: done (614.0ms)

IterNodesCost
0132915
1340716
21200650
done5001635

prune202.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize15.0ms

Local error

Found 4 expressions with local error:

0.1b
(pow (/ 1 x) -1/4)
0.1b
(sqrt (sqrt x))
0.3b
(* y (sqrt (sqrt x)))
0.3b
(* (* y (sqrt (sqrt x))) (pow (/ 1 x) -1/4))

rewrite40.0ms

Algorithm
rewrite-expression-head
Rules
41×add-exp-log
34×add-sqr-sqrt
26×add-cube-cbrt unpow-prod-down *-un-lft-identity associate-*r*
22×sqrt-prod
19×prod-exp
18×times-frac
12×pow-exp
11×add-cbrt-cube
10×pow1
div-exp
sqrt-pow1 associate-*l* cbrt-unprod add-log-exp
pow-to-exp rec-exp pow-unpow pow-pow 1-exp unswap-sqr
rem-sqrt-square pow1/2 *-commutative div-inv sqr-pow
pow-flip pow-prod-down inv-pow
Counts
4 → 117
Calls
4 calls:
4.0ms
(pow (/ 1 x) -1/4)
1.0ms
(sqrt (sqrt x))
7.0ms
(* y (sqrt (sqrt x)))
23.0ms
(* (* y (sqrt (sqrt x))) (pow (/ 1 x) -1/4))

series477.0ms

Counts
4 → 12
Calls
4 calls:
176.0ms
(pow (/ 1 x) -1/4)
136.0ms
(sqrt (sqrt x))
79.0ms
(* y (sqrt (sqrt x)))
86.0ms
(* (* y (sqrt (sqrt x))) (pow (/ 1 x) -1/4))

simplify879.0ms

Counts
129 → 129
Iterations

Useful iterations: done (875.0ms)

IterNodesCost
02421447
16261229
222101148
done50011146

prune275.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0.0b

localize19.0ms

Local error

Found 4 expressions with local error:

0.1b
(sqrt (sqrt x))
0.3b
(* y (sqrt (sqrt x)))
0.3b
(* (* y (sqrt (sqrt x))) (* (pow (/ 1 x) -1/8) (pow (/ 1 x) -1/8)))
0.5b
(* (pow (/ 1 x) -1/8) (pow (/ 1 x) -1/8))

rewrite95.0ms

Algorithm
rewrite-expression-head
Rules
335×add-exp-log
220×prod-exp
144×pow-exp
100×add-sqr-sqrt
86×unpow-prod-down
72×div-exp
56×times-frac
54×*-un-lft-identity
42×add-cube-cbrt
36×pow-to-exp rec-exp 1-exp
28×unswap-sqr
27×associate-*r*
22×sqrt-prod
21×associate-*l*
20×add-cbrt-cube
19×swap-sqr
14×sqr-pow
13×pow1
10×cbrt-unprod
div-inv
pow-prod-down
sqrt-pow1 add-log-exp
*-commutative
rem-sqrt-square pow1/2
pow2 pow-sqr pow-prod-up
Counts
4 → 262
Calls
4 calls:
1.0ms
(sqrt (sqrt x))
7.0ms
(* y (sqrt (sqrt x)))
39.0ms
(* (* y (sqrt (sqrt x))) (* (pow (/ 1 x) -1/8) (pow (/ 1 x) -1/8)))
31.0ms
(* (pow (/ 1 x) -1/8) (pow (/ 1 x) -1/8))

series473.0ms

Counts
4 → 12
Calls
4 calls:
137.0ms
(sqrt (sqrt x))
79.0ms
(* y (sqrt (sqrt x)))
83.0ms
(* (* y (sqrt (sqrt x))) (* (pow (/ 1 x) -1/8) (pow (/ 1 x) -1/8)))
175.0ms
(* (pow (/ 1 x) -1/8) (pow (/ 1 x) -1/8))

simplify866.0ms

Counts
274 → 274
Iterations

Useful iterations: done (859.0ms)

IterNodesCost
03674799
18993011
225692851
done50002774

prune363.0ms

Pruning

5 alts after pruning (2 fresh and 3 done)

Merged error: 0.0b

regimes74.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify1.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
078
198
done98

end0.0ms

sample609.0ms

Algorithm
intervals
Results
185.0ms8562×body80valid
168.0ms8597×body80nan
0.0msbody160valid