Details

Time bar (total: 30.0s)

sample67.0ms

Algorithm
intervals
Results
19.0ms248×body80valid
4.0ms15×body640valid
3.0msbody1280valid
3.0ms14×body320valid
1.0msbody160valid
1.0msbody2560valid

simplify13.7s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01113
12013
24513
311113
428813
563113
6119513
7205913
8290313
9342613
10386113
11415813
done500013

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 27.2b

localize21.0ms

Local error

Found 3 expressions with local error:

0.0b
(* (- y z) (- t x))
2.5b
(+ x (/ (* (- y z) (- t x)) (- a z)))
20.6b
(/ (* (- y z) (- t x)) (- a z))

rewrite155.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt *-un-lft-identity
13×flip3-- flip--
10×add-exp-log add-cbrt-cube
frac-times associate-/l/
add-cube-cbrt
pow1 times-frac associate-*r* associate-*l* associate-/r* add-log-exp
associate-*r/ associate-*l/ distribute-lft-out-- difference-of-squares
cbrt-undiv distribute-rgt-in sub-neg distribute-lft-in div-exp prod-exp associate-/r/ cbrt-unprod
+-commutative frac-2neg flip3-+ pow-prod-down clear-num sum-log *-commutative flip-+ div-inv distribute-lft-out associate-/l* unswap-sqr
Counts
3 → 81
Calls
3 calls:
52.0ms
(* (- y z) (- t x))
34.0ms
(+ x (/ (* (- y z) (- t x)) (- a z)))
65.0ms
(/ (* (- y z) (- t x)) (- a z))

series470.0ms

Counts
3 → 9
Calls
3 calls:
47.0ms
(* (- y z) (- t x))
230.0ms
(+ x (/ (* (- y z) (- t x)) (- a z)))
193.0ms
(/ (* (- y z) (- t x)) (- a z))

simplify1.4s

Counts
90 → 90
Iterations

Useful iterations: 2 (367.0ms)

IterNodesCost
01621284
14661213
219861111
done50001111

prune372.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 3.5b

localize16.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (- a z))
0.6b
(cbrt (- a z))
1.5b
(* (/ (- y z) (* (cbrt (- a z)) (cbrt (- a z)))) (/ (- t x) (cbrt (- a z))))
8.6b
(+ x (* (/ (- y z) (* (cbrt (- a z)) (cbrt (- a z)))) (/ (- t x) (cbrt (- a z)))))

rewrite224.0ms

Algorithm
rewrite-expression-head
Rules
75×add-sqr-sqrt
59×*-un-lft-identity
52×times-frac
46×associate-*r*
37×cbrt-prod
27×add-cube-cbrt
25×add-exp-log
18×cbrt-div add-cbrt-cube
17×associate-*l*
16×distribute-lft-out-- difference-of-squares
10×associate-/r/
flip3-- flip--
prod-exp cbrt-unprod
cbrt-undiv div-exp
pow1 add-log-exp unswap-sqr
frac-times
associate-*r/ associate-*l/
pow1/3 div-inv
+-commutative flip3-+ pow-prod-down sum-log *-commutative flip-+
Counts
4 → 134
Calls
4 calls:
5.0ms
(cbrt (- a z))
4.0ms
(cbrt (- a z))
191.0ms
(* (/ (- y z) (* (cbrt (- a z)) (cbrt (- a z)))) (/ (- t x) (cbrt (- a z))))
16.0ms
(+ x (* (/ (- y z) (* (cbrt (- a z)) (cbrt (- a z)))) (/ (- t x) (cbrt (- a z)))))

series1.2s

Counts
4 → 12
Calls
4 calls:
242.0ms
(cbrt (- a z))
217.0ms
(cbrt (- a z))
441.0ms
(* (/ (- y z) (* (cbrt (- a z)) (cbrt (- a z)))) (/ (- t x) (cbrt (- a z))))
261.0ms
(+ x (* (/ (- y z) (* (cbrt (- a z)) (cbrt (- a z)))) (/ (- t x) (cbrt (- a z)))))

simplify2.0s

Counts
146 → 146
Iterations

Useful iterations: done (2.0s)

IterNodesCost
02553364
17223180
227852663
done50002496

prune687.0ms

Pruning

13 alts after pruning (12 fresh and 1 done)

Merged error: 3.5b

localize22.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (- y z))
0.6b
(cbrt (- y z))
1.0b
(* (/ (* (cbrt (- y z)) (cbrt (- y z))) (cbrt (- a z))) (* (/ (cbrt (- y z)) (cbrt (- a z))) (/ (- t x) (cbrt (- a z)))))
3.7b
(+ x (* (/ (* (cbrt (- y z)) (cbrt (- y z))) (cbrt (- a z))) (* (/ (cbrt (- y z)) (cbrt (- a z))) (/ (- t x) (cbrt (- a z))))))

rewrite308.0ms

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 *-un-lft-identity
14×associate-*l*
pow1 add-cube-cbrt
times-frac
cbrt-div add-log-exp
frac-times associate-*r/
flip3-- pow-prod-down associate-*l/ flip-- distribute-lft-out-- difference-of-squares
pow1/3 associate-/r/
+-commutative flip3-+ associate-*r* sum-log *-commutative flip-+ div-inv
Counts
4 → 103
Calls
4 calls:
10.0ms
(cbrt (- y z))
8.0ms
(cbrt (- y z))
270.0ms
(* (/ (* (cbrt (- y z)) (cbrt (- y z))) (cbrt (- a z))) (* (/ (cbrt (- y z)) (cbrt (- a z))) (/ (- t x) (cbrt (- a z)))))
9.0ms
(+ x (* (/ (* (cbrt (- y z)) (cbrt (- y z))) (cbrt (- a z))) (* (/ (cbrt (- y z)) (cbrt (- a z))) (/ (- t x) (cbrt (- a z))))))

series985.0ms

Counts
4 → 12
Calls
4 calls:
182.0ms
(cbrt (- y z))
195.0ms
(cbrt (- y z))
349.0ms
(* (/ (* (cbrt (- y z)) (cbrt (- y z))) (cbrt (- a z))) (* (/ (cbrt (- y z)) (cbrt (- a z))) (/ (- t x) (cbrt (- a z)))))
258.0ms
(+ x (* (/ (* (cbrt (- y z)) (cbrt (- y z))) (cbrt (- a z))) (* (/ (cbrt (- y z)) (cbrt (- a z))) (/ (- t x) (cbrt (- a z))))))

simplify1.6s

Counts
115 → 115
Iterations

Useful iterations: done (1.6s)

IterNodesCost
02253755
16003566
222202466
done50012157

prune490.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 2.3b

localize23.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (- t x))
0.6b
(cbrt (- t x))
1.0b
(* (* (cbrt (- t x)) (cbrt (- t x))) (/ (- y z) (* (cbrt (- a z)) (cbrt (- a z)))))
8.6b
(+ x (* (* (* (cbrt (- t x)) (cbrt (- t x))) (/ (- y z) (* (cbrt (- a z)) (cbrt (- a z))))) (/ (cbrt (- t x)) (cbrt (- a z)))))

rewrite277.0ms

Algorithm
rewrite-expression-head
Rules
40×cbrt-div
25×add-exp-log
20×frac-times flip3-- flip--
17×associate-*r*
16×add-sqr-sqrt
15×add-cbrt-cube
14×*-un-lft-identity associate-*l/
11×prod-exp cbrt-unprod
10×cbrt-prod
pow1
add-cube-cbrt associate-/r/
associate-*r/
times-frac add-log-exp
cbrt-undiv div-exp
pow-prod-down distribute-lft-out-- difference-of-squares
pow1/3 unswap-sqr
+-commutative flip3-+ associate-*l* sum-log *-commutative flip-+ div-inv
Counts
4 → 100
Calls
4 calls:
8.0ms
(cbrt (- t x))
9.0ms
(cbrt (- t x))
233.0ms
(* (* (cbrt (- t x)) (cbrt (- t x))) (/ (- y z) (* (cbrt (- a z)) (cbrt (- a z)))))
17.0ms
(+ x (* (* (* (cbrt (- t x)) (cbrt (- t x))) (/ (- y z) (* (cbrt (- a z)) (cbrt (- a z))))) (/ (cbrt (- t x)) (cbrt (- a z)))))

series1.6s

Counts
4 → 12
Calls
4 calls:
208.0ms
(cbrt (- t x))
182.0ms
(cbrt (- t x))
984.0ms
(* (* (cbrt (- t x)) (cbrt (- t x))) (/ (- y z) (* (cbrt (- a z)) (cbrt (- a z)))))
250.0ms
(+ x (* (* (* (cbrt (- t x)) (cbrt (- t x))) (/ (- y z) (* (cbrt (- a z)) (cbrt (- a z))))) (/ (cbrt (- t x)) (cbrt (- a z)))))

simplify1.4s

Counts
112 → 112
Iterations

Useful iterations: done (1.4s)

IterNodesCost
02733004
17492856
224762413
done50012323

prune431.0ms

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 2.3b

regimes499.0ms

Accuracy

15.5% (7.6b remaining)

Error of 10.9b against oracle of 3.4b and baseline of 12.3b

bsearch138.0ms

Steps
ItersRangePoint
8
2.2455987213562883e-119
3.3151492280354115e-115
1.9876705662071354e-115
8
-3.8032487866059233e-25
-6.0695810582136045e-28
-6.14323213192593e-28

simplify5.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
038103
146103
done46103

end0.0ms

sample1.9s

Algorithm
intervals
Results
978.0ms7718×body80valid
110.0ms287×body1280valid
105.0ms494×body640valid
62.0ms399×body320valid
28.0ms270×body160valid
7.0ms23×body2560valid