Details

Time bar (total: 19.5s)

sample61.0ms

Algorithm
intervals
Results
18.0ms233×body80valid
5.0ms17×body640valid
4.0ms10×body1280valid
2.0msbody320valid
1.0msbody2560valid
1.0msbody160valid

simplify3.1s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01113
12213
25213
310813
422213
564113
6301613
done500113

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 14.4b

localize22.0ms

Local error

Found 3 expressions with local error:

0.0b
(* (- z t) y)
1.7b
(- (+ x y) (/ (* (- z t) y) (- a t)))
9.7b
(/ (* (- z t) y) (- a t))

rewrite208.0ms

Algorithm
rewrite-expression-head
Rules
18×*-un-lft-identity
17×add-sqr-sqrt
10×add-exp-log add-cbrt-cube
add-log-exp
add-cube-cbrt
pow1 times-frac associate-*l* associate-/r* distribute-lft-out--
flip3-- associate-*l/ flip-- difference-of-squares
associate-*r*
cbrt-undiv diff-log div-exp prod-exp associate-/r/ frac-sub cbrt-unprod associate-/l/
sub-neg frac-2neg flip3-+ pow-prod-down associate--l+ clear-num sum-log *-commutative flip-+ div-inv distribute-lft-out associate-/l* unswap-sqr
Counts
3 → 70
Calls
3 calls:
48.0ms
(* (- z t) y)
101.0ms
(- (+ x y) (/ (* (- z t) y) (- a t)))
53.0ms
(/ (* (- z t) y) (- a t))

series326.0ms

Counts
3 → 9
Calls
3 calls:
44.0ms
(* (- z t) y)
181.0ms
(- (+ x y) (/ (* (- z t) y) (- a t)))
101.0ms
(/ (* (- z t) y) (- a t))

simplify1.9s

Counts
79 → 79
Iterations

Useful iterations: done (1.9s)

IterNodesCost
01501010
1392951
21972879
done5004873

prune259.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 3.4b

localize25.0ms

Local error

Found 4 expressions with local error:

0.5b
(cbrt (- a t))
0.5b
(cbrt (- a t))
4.3b
(* (/ (- z t) (* (cbrt (- a t)) (cbrt (- a t)))) (/ y (cbrt (- a t))))
7.1b
(- (+ x y) (* (/ (- z t) (* (cbrt (- a t)) (cbrt (- a t)))) (/ y (cbrt (- a t)))))

rewrite279.0ms

Algorithm
rewrite-expression-head
Rules
51×add-sqr-sqrt
36×times-frac
35×*-un-lft-identity
30×associate-*r*
27×cbrt-prod
25×add-exp-log
23×add-cube-cbrt
18×cbrt-div add-cbrt-cube
17×associate-*l*
10×flip3-- associate-/r/ flip--
add-log-exp
prod-exp cbrt-unprod
cbrt-undiv frac-times div-exp
pow1 frac-sub distribute-lft-out-- difference-of-squares unswap-sqr
associate-*r/ associate-*l/
flip3-+ flip-+
pow1/3 diff-log div-inv
sub-neg pow-prod-down associate--l+ sum-log *-commutative
Counts
4 → 127
Calls
4 calls:
4.0ms
(cbrt (- a t))
4.0ms
(cbrt (- a t))
186.0ms
(* (/ (- z t) (* (cbrt (- a t)) (cbrt (- a t)))) (/ y (cbrt (- a t))))
76.0ms
(- (+ x y) (* (/ (- z t) (* (cbrt (- a t)) (cbrt (- a t)))) (/ y (cbrt (- a t)))))

series807.0ms

Counts
4 → 12
Calls
4 calls:
205.0ms
(cbrt (- a t))
218.0ms
(cbrt (- a t))
172.0ms
(* (/ (- z t) (* (cbrt (- a t)) (cbrt (- a t)))) (/ y (cbrt (- a t))))
213.0ms
(- (+ x y) (* (/ (- z t) (* (cbrt (- a t)) (cbrt (- a t)))) (/ y (cbrt (- a t)))))

simplify2.2s

Counts
139 → 139
Iterations

Useful iterations: done (2.2s)

IterNodesCost
02743197
18003031
237452480
done50022295

prune662.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 3.3b

localize55.0ms

Local error

Found 4 expressions with local error:

0.5b
(cbrt (- z t))
0.5b
(cbrt (- z t))
3.3b
(* (/ (* (cbrt (- z t)) (cbrt (- z t))) (cbrt (- a t))) (* (/ (cbrt (- z t)) (cbrt (- a t))) (/ y (cbrt (- a t)))))
3.4b
(- (+ x y) (* (/ (* (cbrt (- z t)) (cbrt (- z t))) (cbrt (- a t))) (* (/ (cbrt (- z t)) (cbrt (- a t))) (/ y (cbrt (- a t))))))

rewrite388.0ms

Algorithm
rewrite-expression-head
Rules
73×add-exp-log
35×add-cbrt-cube
32×prod-exp cbrt-unprod
22×cbrt-undiv div-exp
15×cbrt-prod add-sqr-sqrt frac-times *-un-lft-identity associate-*r/
14×associate-*l* frac-sub
pow1 add-cube-cbrt associate-*l/ add-log-exp
times-frac
flip3-+ flip-+
cbrt-div
flip3-- flip--
pow-prod-down distribute-lft-out-- difference-of-squares
pow1/3 diff-log associate-/r/
sub-neg associate-*r* associate--l+ sum-log *-commutative div-inv
Counts
4 → 120
Calls
4 calls:
6.0ms
(cbrt (- z t))
8.0ms
(cbrt (- z t))
283.0ms
(* (/ (* (cbrt (- z t)) (cbrt (- z t))) (cbrt (- a t))) (* (/ (cbrt (- z t)) (cbrt (- a t))) (/ y (cbrt (- a t)))))
85.0ms
(- (+ x y) (* (/ (* (cbrt (- z t)) (cbrt (- z t))) (cbrt (- a t))) (* (/ (cbrt (- z t)) (cbrt (- a t))) (/ y (cbrt (- a t))))))

series750.0ms

Counts
4 → 12
Calls
4 calls:
244.0ms
(cbrt (- z t))
205.0ms
(cbrt (- z t))
145.0ms
(* (/ (* (cbrt (- z t)) (cbrt (- z t))) (cbrt (- a t))) (* (/ (cbrt (- z t)) (cbrt (- a t))) (/ y (cbrt (- a t)))))
156.0ms
(- (+ x y) (* (/ (* (cbrt (- z t)) (cbrt (- z t))) (cbrt (- a t))) (* (/ (cbrt (- z t)) (cbrt (- a t))) (/ y (cbrt (- a t))))))

simplify2.0s

Counts
132 → 132
Iterations

Useful iterations: done (2.0s)

IterNodesCost
02774570
17944313
233553129
done50012770

prune393.0ms

Pruning

15 alts after pruning (14 fresh and 1 done)

Merged error: 3.3b

localize39.0ms

Local error

Found 4 expressions with local error:

0.5b
(cbrt (cbrt (- z t)))
0.5b
(cbrt (* (cbrt (- z t)) (cbrt (- z t))))
3.3b
(* (/ (* (cbrt (- z t)) (cbrt (- z t))) (cbrt (- a t))) (* (/ (* (cbrt (* (cbrt (- z t)) (cbrt (- z t)))) (cbrt (cbrt (- z t)))) (cbrt (- a t))) (/ y (cbrt (- a t)))))
4.4b
(- (+ x y) (* (/ (* (cbrt (- z t)) (cbrt (- z t))) (cbrt (- a t))) (* (/ (* (cbrt (* (cbrt (- z t)) (cbrt (- z t)))) (cbrt (cbrt (- z t)))) (cbrt (- a t))) (/ y (cbrt (- a t))))))

rewrite284.0ms

Algorithm
rewrite-expression-head
Rules
112×add-exp-log
52×prod-exp cbrt-unprod
51×add-cbrt-cube
35×cbrt-undiv div-exp
26×cbrt-div
19×cbrt-prod frac-times
17×associate-*r/
14×associate-*l* frac-sub
13×add-sqr-sqrt *-un-lft-identity
11×associate-*l/
pow1 add-cube-cbrt flip3-- flip-- add-log-exp
times-frac
flip3-+ flip-+
pow-prod-down
pow1/3 diff-log associate-/r/ distribute-lft-out-- difference-of-squares
sub-neg associate-*r* associate--l+ sum-log *-commutative div-inv
Counts
4 → 137
Calls
4 calls:
5.0ms
(cbrt (cbrt (- z t)))
15.0ms
(cbrt (* (cbrt (- z t)) (cbrt (- z t))))
207.0ms
(* (/ (* (cbrt (- z t)) (cbrt (- z t))) (cbrt (- a t))) (* (/ (* (cbrt (* (cbrt (- z t)) (cbrt (- z t)))) (cbrt (cbrt (- z t)))) (cbrt (- a t))) (/ y (cbrt (- a t)))))
50.0ms
(- (+ x y) (* (/ (* (cbrt (- z t)) (cbrt (- z t))) (cbrt (- a t))) (* (/ (* (cbrt (* (cbrt (- z t)) (cbrt (- z t)))) (cbrt (cbrt (- z t)))) (cbrt (- a t))) (/ y (cbrt (- a t))))))

series575.0ms

Counts
4 → 12
Calls
4 calls:
171.0ms
(cbrt (cbrt (- z t)))
138.0ms
(cbrt (* (cbrt (- z t)) (cbrt (- z t))))
116.0ms
(* (/ (* (cbrt (- z t)) (cbrt (- z t))) (cbrt (- a t))) (* (/ (* (cbrt (* (cbrt (- z t)) (cbrt (- z t)))) (cbrt (cbrt (- z t)))) (cbrt (- a t))) (/ y (cbrt (- a t)))))
150.0ms
(- (+ x y) (* (/ (* (cbrt (- z t)) (cbrt (- z t))) (cbrt (- a t))) (* (/ (* (cbrt (* (cbrt (- z t)) (cbrt (- z t)))) (cbrt (cbrt (- z t)))) (cbrt (- a t))) (/ y (cbrt (- a t))))))

simplify2.3s

Counts
149 → 149
Iterations

Useful iterations: done (2.3s)

IterNodesCost
03687146
110186797
243705533
done50005169

prune523.0ms

Pruning

13 alts after pruning (12 fresh and 1 done)

Merged error: 3.1b

regimes465.0ms

Accuracy

21.4% (4.4b remaining)

Error of 8.4b against oracle of 3.9b and baseline of 9.6b

bsearch102.0ms

Steps
ItersRangePoint
8
1.975580889743198e-149
6.3350521679276815e-146
4.071622574329386e-147
7
-4.850390506033134e-112
-2.1564359723426472e-113
-2.4080799715908055e-113

simplify4.0ms

Iterations

Useful iterations: 1 (2.0ms)

IterNodesCost
029109
13863
done3863

end0.0ms

sample1.8s

Algorithm
intervals
Results
974.0ms7402×body80valid
126.0ms462×body640valid
66.0ms254×body1280valid
59.0ms382×body320valid
25.0ms242×body160valid
3.0ms13×body2560valid