Details

Time bar (total: 16.8s)

sample83.0ms

Algorithm
intervals
Results
36.0ms456×body80valid

simplify1.6s

Counts
1 → 1
Iterations

Useful iterations: done (1.6s)

IterNodesCost
01819
13719
29319
328419
479719
5184219
done500017

prune14.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 7.7b

localize24.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* x 9.0) y)
0.2b
(- (/ (+ (* (* x 9.0) y) b) z) (* (* a 4.0) t))
3.4b
(/ (+ (* (* x 9.0) y) b) z)
11.3b
(/ (- (/ (+ (* (* x 9.0) y) b) z) (* (* a 4.0) t)) c)

rewrite519.0ms

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:
20.0ms
(* (* x 9.0) y)
165.0ms
(- (/ (+ (* (* x 9.0) y) b) z) (* (* a 4.0) t))
66.0ms
(/ (+ (* (* x 9.0) y) b) z)
265.0ms
(/ (- (/ (+ (* (* x 9.0) y) b) z) (* (* a 4.0) t)) c)

series441.0ms

Counts
4 → 12
Calls
4 calls:
23.0ms
(* (* x 9.0) y)
167.0ms
(- (/ (+ (* (* x 9.0) y) b) z) (* (* a 4.0) t))
67.0ms
(/ (+ (* (* x 9.0) y) b) z)
185.0ms
(/ (- (/ (+ (* (* x 9.0) y) b) z) (* (* a 4.0) t)) c)

simplify1.3s

Counts
101 → 101
Iterations

Useful iterations: done (1.3s)

IterNodesCost
01821845
14581789
222411649
done50001647

prune417.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 7.4b

localize20.0ms

Local error

Found 4 expressions with local error:

0.2b
(* 9.0 (/ (* x y) (* z c)))
5.9b
(/ (* t a) c)
6.1b
(/ b (* z c))
8.7b
(/ (* x y) (* z c))

rewrite84.0ms

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:
30.0ms
(* 9.0 (/ (* x y) (* z c)))
17.0ms
(/ (* t a) c)
8.0ms
(/ b (* z c))
25.0ms
(/ (* x y) (* z c))

series161.0ms

Counts
4 → 12
Calls
4 calls:
68.0ms
(* 9.0 (/ (* x y) (* z c)))
27.0ms
(/ (* t a) c)
31.0ms
(/ b (* z c))
36.0ms
(/ (* x y) (* z c))

simplify1.3s

Counts
104 → 104
Iterations

Useful iterations: done (1.3s)

IterNodesCost
01601082
14311049
22455827
done5000815

prune405.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 0.0b

localize31.0ms

Local error

Found 4 expressions with local error:

0.2b
(* 9.0 (/ (* x y) (* z c)))
4.5b
(* t (/ a c))
6.1b
(/ b (* z c))
8.7b
(/ (* x y) (* z c))

rewrite101.0ms

Algorithm
rewrite-expression-head
Rules
44×add-exp-log add-cbrt-cube
23×add-sqr-sqrt
18×associate-*r*
16×add-cube-cbrt *-un-lft-identity prod-exp cbrt-unprod
15×times-frac
11×cbrt-undiv div-exp
pow1
associate-*l*
div-inv associate-/l* add-log-exp
unswap-sqr
frac-2neg associate-*r/ pow-prod-down clear-num associate-/r* *-commutative
Counts
4 → 103
Calls
4 calls:
44.0ms
(* 9.0 (/ (* x y) (* z c)))
16.0ms
(* t (/ a c))
10.0ms
(/ b (* z c))
25.0ms
(/ (* x y) (* z c))

series176.0ms

Counts
4 → 12
Calls
4 calls:
69.0ms
(* 9.0 (/ (* x y) (* z c)))
31.0ms
(* t (/ a c))
31.0ms
(/ b (* z c))
44.0ms
(/ (* x y) (* z c))

simplify1.6s

Counts
115 → 115
Iterations

Useful iterations: done (1.6s)

IterNodesCost
01801173
14881134
22482906
done5000892

prune505.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 0.0b

localize34.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt a)
3.5b
(* (* t (* (cbrt a) (cbrt a))) (/ (cbrt a) c))
6.1b
(/ b (* z c))
8.7b
(/ (* x y) (* z c))

rewrite168.0ms

Algorithm
rewrite-expression-head
Rules
42×add-exp-log
35×add-cbrt-cube
22×times-frac associate-*r*
20×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
17×prod-exp cbrt-unprod
13×pow1
12×cbrt-prod
cbrt-undiv div-exp
pow-prod-down
associate-/l* add-log-exp
div-inv
frac-2neg clear-num associate-/r*
pow1/3 associate-*r/ associate-*l* *-commutative
Counts
4 → 100
Calls
4 calls:
1.0ms
(cbrt a)
127.0ms
(* (* t (* (cbrt a) (cbrt a))) (/ (cbrt a) c))
13.0ms
(/ b (* z c))
21.0ms
(/ (* x y) (* z c))

series354.0ms

Counts
4 → 12
Calls
4 calls:
217.0ms
(cbrt a)
62.0ms
(* (* t (* (cbrt a) (cbrt a))) (/ (cbrt a) c))
31.0ms
(/ b (* z c))
44.0ms
(/ (* x y) (* z c))

simplify2.9s

Counts
112 → 112
Iterations

Useful iterations: done (2.9s)

IterNodesCost
01981319
16001268
24165944
done5001820

prune544.0ms

Pruning

14 alts after pruning (13 fresh and 1 done)

Merged error: 0.0b

regimes1.4s

Accuracy

24.1% (8.2b remaining)

Error of 8.6b against oracle of 0.4b and baseline of 11.2b

bsearch3.0ms

simplify16.0ms

Iterations

Useful iterations: 0 (3.0ms)

IterNodesCost
061152
184152
done84152

end0.0ms

sample2.8s

Algorithm
intervals
Results
1.7s12668×body80valid