Details

Time bar (total: 4.4s)

sample38.0ms

Algorithm
intervals
Results
15.0ms350×body80valid

simplify146.0ms

Counts
1 → 1

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 1.3b

localize20.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (* (/ x y) (- z t)) t)
6.9b
(* (/ x y) (- z t))

rewrite74.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×associate-*l*
12×*-un-lft-identity
10×add-cube-cbrt times-frac
add-exp-log add-cbrt-cube
associate-*r*
pow1 distribute-rgt-in sub-neg associate-+l+ distribute-lft-in add-log-exp
frac-times flip3-- associate-*r/ prod-exp flip-- cbrt-unprod unswap-sqr
cbrt-undiv +-commutative flip3-+ div-exp pow-prod-down associate-*l/ sum-log *-commutative flip-+ div-inv distribute-lft-out-- difference-of-squares
Counts
2 → 57
Calls
2 calls:
25.0ms
(+ (* (/ x y) (- z t)) t)
46.0ms
(* (/ x y) (- z t))

series130.0ms

Counts
2 → 6
Calls
2 calls:
51.0ms
(+ (* (/ x y) (- z t)) t)
79.0ms
(* (/ x y) (- z t))

simplify36.0ms

Counts
63 → 63

prune160.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0b

localize11.0ms

Local error

Found 4 expressions with local error:

0.0b
(- t (* t (/ x y)))
0.0b
(+ (* z (/ x y)) (- t (* t (/ x y))))
4.0b
(* z (/ x y))
5.2b
(* t (/ x y))

rewrite68.0ms

Algorithm
rewrite-expression-head
Rules
30×add-sqr-sqrt
26×associate-*r*
20×add-cube-cbrt *-un-lft-identity times-frac
14×add-exp-log add-cbrt-cube
11×add-log-exp
pow1
associate-*l*
associate-*r/ prod-exp cbrt-unprod unswap-sqr
cbrt-undiv sub-neg associate-+r+ flip3-- diff-log div-exp pow-prod-down frac-add sum-log *-commutative flip-- div-inv
+-commutative associate-+r- flip3-+ flip-+
Counts
4 → 93
Calls
4 calls:
7.0ms
(- t (* t (/ x y)))
25.0ms
(+ (* z (/ x y)) (- t (* t (/ x y))))
17.0ms
(* z (/ x y))
16.0ms
(* t (/ x y))

series127.0ms

Counts
4 → 12
Calls
4 calls:
41.0ms
(- t (* t (/ x y)))
42.0ms
(+ (* z (/ x y)) (- t (* t (/ x y))))
21.0ms
(* z (/ x y))
22.0ms
(* t (/ x y))

simplify44.0ms

Counts
105 → 105

prune258.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0b

localize17.0ms

Local error

Found 4 expressions with local error:

5.2b
(* t (/ x y))
12.0b
(cbrt (* z (/ x y)))
12.0b
(cbrt (* z (/ x y)))
12.0b
(cbrt (* z (/ x y)))

rewrite54.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×associate-*r*
12×add-cube-cbrt *-un-lft-identity
10×times-frac
add-exp-log add-cbrt-cube
pow1
associate-*r/ add-log-exp
cbrt-prod cbrt-div pow1/3 associate-*l*
prod-exp cbrt-unprod unswap-sqr
cbrt-undiv div-exp pow-prod-down *-commutative div-inv
Counts
4 → 62
Calls
4 calls:
26.0ms
(* t (/ x y))
6.0ms
(cbrt (* z (/ x y)))
7.0ms
(cbrt (* z (/ x y)))
12.0ms
(cbrt (* z (/ x y)))

series393.0ms

Counts
4 → 12
Calls
4 calls:
23.0ms
(* t (/ x y))
134.0ms
(cbrt (* z (/ x y)))
99.0ms
(cbrt (* z (/ x y)))
136.0ms
(cbrt (* z (/ x y)))

simplify46.0ms

Counts
74 → 74

prune269.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0b

localize24.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt y)
0.6b
(cbrt y)
4.0b
(* z (/ x y))
4.8b
(* (/ t (* (cbrt y) (cbrt y))) (/ x (cbrt y)))

rewrite96.0ms

Algorithm
rewrite-expression-head
Rules
50×add-sqr-sqrt
38×times-frac
35×associate-*r*
30×add-exp-log
29×add-cube-cbrt *-un-lft-identity
23×add-cbrt-cube
17×cbrt-prod
10×associate-*l* prod-exp cbrt-unprod
pow1 cbrt-undiv div-exp unswap-sqr
add-log-exp
div-inv
pow1/3 associate-*r/ pow-prod-down *-commutative
frac-times associate-*l/
Counts
4 → 113
Calls
4 calls:
1.0ms
(cbrt y)
1.0ms
(cbrt y)
16.0ms
(* z (/ x y))
73.0ms
(* (/ t (* (cbrt y) (cbrt y))) (/ x (cbrt y)))

series571.0ms

Counts
4 → 12
Calls
4 calls:
217.0ms
(cbrt y)
268.0ms
(cbrt y)
29.0ms
(* z (/ x y))
57.0ms
(* (/ t (* (cbrt y) (cbrt y))) (/ x (cbrt y)))

simplify56.0ms

Counts
125 → 125

prune410.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0b

regimes114.0ms

Accuracy

14.1% (2.0b remaining)

Error of 2.0b against oracle of 0.0b and baseline of 2.4b

bsearch0.0ms

simplify99.0ms

end0.0ms

sample1.2s

Algorithm
intervals
Results
503.0ms10696×body80valid