Details

Time bar (total: 17.1s)

sample55.0ms

Algorithm
intervals
Results
23.0ms399×body80valid

simplify1.5s

Counts
1 → 1
Iterations

Useful iterations: done (1.5s)

IterNodesCost
01819
13719
29319
328419
479719
5184219
done500017

prune25.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 4.9b

localize27.0ms

Local error

Found 4 expressions with local error:

0.3b
(* (* x 9.0) y)
0.7b
(- (/ (+ (* (* x 9.0) y) b) z) (* (* a 4.0) t))
2.2b
(/ (+ (* (* x 9.0) y) b) z)
9.4b
(/ (- (/ (+ (* (* x 9.0) y) b) z) (* (* a 4.0) t)) c)

rewrite578.0ms

Algorithm
rewrite-expression-head
Rules
21×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
18×times-frac
13×add-exp-log add-cbrt-cube
pow1
associate-/r* associate-/l* add-log-exp
associate-/l/
associate-*r* pow-prod-down prod-exp cbrt-unprod
cbrt-undiv flip3-- frac-2neg div-exp clear-num flip-- div-inv
sub-neg flip3-+ diff-log div-sub associate-*l* *-commutative flip-+
Counts
4 → 89
Calls
4 calls:
17.0ms
(* (* x 9.0) y)
155.0ms
(- (/ (+ (* (* x 9.0) y) b) z) (* (* a 4.0) t))
65.0ms
(/ (+ (* (* x 9.0) y) b) z)
338.0ms
(/ (- (/ (+ (* (* x 9.0) y) b) z) (* (* a 4.0) t)) c)

series526.0ms

Counts
4 → 12
Calls
4 calls:
31.0ms
(* (* x 9.0) y)
227.0ms
(- (/ (+ (* (* x 9.0) y) b) z) (* (* a 4.0) t))
78.0ms
(/ (+ (* (* x 9.0) y) b) z)
190.0ms
(/ (- (/ (+ (* (* x 9.0) y) b) z) (* (* a 4.0) t)) c)

simplify1.4s

Counts
101 → 101
Iterations

Useful iterations: done (1.4s)

IterNodesCost
01821845
14581789
222411649
done50001647

prune750.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 4.7b

localize38.0ms

Local error

Found 4 expressions with local error:

0.2b
(* 9.0 (/ (* x y) (* z c)))
4.9b
(/ b (* z c))
5.2b
(/ (* t a) c)
8.6b
(/ (* x y) (* z c))

rewrite97.0ms

Algorithm
rewrite-expression-head
Rules
44×add-exp-log add-cbrt-cube
15×prod-exp cbrt-unprod
12×cbrt-undiv add-sqr-sqrt div-exp
10×add-cube-cbrt *-un-lft-identity
times-frac
pow1
associate-*r* associate-/r* associate-/l*
div-inv add-log-exp
frac-2neg associate-*l* clear-num
associate-*r/ pow-prod-down *-commutative unswap-sqr
Counts
4 → 92
Calls
4 calls:
45.0ms
(* 9.0 (/ (* x y) (* z c)))
13.0ms
(/ b (* z c))
15.0ms
(/ (* t a) c)
20.0ms
(/ (* x y) (* z c))

series156.0ms

Counts
4 → 12
Calls
4 calls:
48.0ms
(* 9.0 (/ (* x y) (* z c)))
35.0ms
(/ b (* z c))
30.0ms
(/ (* t a) c)
42.0ms
(/ (* x y) (* z c))

simplify1.2s

Counts
104 → 104
Iterations

Useful iterations: done (1.2s)

IterNodesCost
01601082
14311049
22449827
done5000815

prune869.0ms

Pruning

16 alts after pruning (16 fresh and 0 done)

Merged error: 0.5b

localize35.0ms

Local error

Found 4 expressions with local error:

4.0b
(/ (* z c) y)
4.6b
(/ x (/ (* z c) y))
4.9b
(/ b (* z c))
5.2b
(/ (* t a) c)

rewrite57.0ms

Algorithm
rewrite-expression-head
Rules
42×times-frac
28×add-exp-log add-cbrt-cube
26×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
14×associate-/r*
11×cbrt-undiv div-exp
div-inv associate-/l*
pow1 frac-2neg prod-exp clear-num cbrt-unprod add-log-exp
associate-/r/
Counts
4 → 111
Calls
4 calls:
22.0ms
(/ (* z c) y)
10.0ms
(/ x (/ (* z c) y))
8.0ms
(/ b (* z c))
10.0ms
(/ (* t a) c)

series147.0ms

Counts
4 → 12
Calls
4 calls:
44.0ms
(/ (* z c) y)
50.0ms
(/ x (/ (* z c) y))
23.0ms
(/ b (* z c))
29.0ms
(/ (* t a) c)

simplify1.1s

Counts
123 → 123
Iterations

Useful iterations: done (1.1s)

IterNodesCost
01981195
15031156
226621030
done50001004

prune883.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 0.0b

localize43.0ms

Local error

Found 4 expressions with local error:

4.0b
(/ (* z c) y)
4.6b
(/ x (/ (* z c) y))
4.9b
(/ b (* z c))
5.0b
(/ t (/ c a))

rewrite69.0ms

Algorithm
rewrite-expression-head
Rules
114×times-frac
66×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
28×add-exp-log add-cbrt-cube
24×associate-/r*
12×cbrt-undiv div-exp div-inv
10×associate-/l*
pow1 frac-2neg clear-num add-log-exp
prod-exp cbrt-unprod
associate-/r/
Counts
4 → 160
Calls
4 calls:
11.0ms
(/ (* z c) y)
12.0ms
(/ x (/ (* z c) y))
13.0ms
(/ b (* z c))
23.0ms
(/ t (/ c a))

series139.0ms

Counts
4 → 12
Calls
4 calls:
23.0ms
(/ (* z c) y)
38.0ms
(/ x (/ (* z c) y))
42.0ms
(/ b (* z c))
36.0ms
(/ t (/ c a))

simplify1.6s

Counts
172 → 172
Iterations

Useful iterations: done (1.6s)

IterNodesCost
02971889
17531806
236441648
done50021632

prune1.1s

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 0b

regimes1.9s

Accuracy

72.9% (2.9b remaining)

Error of 3.2b against oracle of 0.2b and baseline of 11.1b

bsearch3.0ms

simplify7.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
056191
176191
done76191

end0.0ms

sample2.8s

Algorithm
intervals
Results
1.2s12891×body80valid