Details

Time bar (total: 19.2s)

sample39.0ms

Algorithm
intervals
Results
16.0ms328×body80valid

simplify5.2s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
089
1149
2289
3489
4799
51209
61379
71469
81639
92119
102879
113279
123719
133899
144769
155679
168169
1711459
1815699
1916529
2016549
done16549

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 6.3b

localize9.0ms

Local error

Found 3 expressions with local error:

0.0b
(* (- y x) z)
0.0b
(+ x (/ (* (- y x) z) t))
6.3b
(/ (* (- y x) z) t)

rewrite79.0ms

Algorithm
rewrite-expression-head
Rules
11×add-sqr-sqrt *-un-lft-identity
10×add-exp-log add-cbrt-cube
add-cube-cbrt
pow1 associate-*l* add-log-exp
associate-*l/
times-frac associate-*r* associate-/r*
cbrt-undiv flip3-- div-exp prod-exp flip-- cbrt-unprod associate-/l/
+-commutative frac-2neg flip3-+ pow-prod-down clear-num sum-log *-commutative flip-+ div-inv distribute-lft-out associate-/l* distribute-lft-out-- difference-of-squares unswap-sqr
Counts
3 → 57
Calls
3 calls:
37.0ms
(* (- y x) z)
12.0ms
(+ x (/ (* (- y x) z) t))
27.0ms
(/ (* (- y x) z) t)

series152.0ms

Counts
3 → 9
Calls
3 calls:
49.0ms
(* (- y x) z)
51.0ms
(+ x (/ (* (- y x) z) t))
52.0ms
(/ (* (- y x) z) t)

simplify3.2s

Counts
66 → 66
Iterations

Useful iterations: 2 (202.0ms)

IterNodesCost
0110688
1283653
2993559
34871559
done5000559

prune225.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.0b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ x (/ (- y x) (/ t z)))
5.8b
(/ (- y x) (/ t z))

rewrite96.0ms

Algorithm
rewrite-expression-head
Rules
119×times-frac
88×*-un-lft-identity
86×add-sqr-sqrt
58×add-cube-cbrt
14×distribute-lft-out-- difference-of-squares
13×associate-/r*
add-exp-log add-cbrt-cube div-inv
associate-/l*
add-log-exp
cbrt-undiv div-exp
pow1 div-sub associate-/l/
+-commutative associate-+r- flip3-- frac-2neg flip3-+ clear-num sum-log associate-/r/ flip-- flip-+ distribute-lft-out
Counts
2 → 114
Calls
2 calls:
55.0ms
(+ x (/ (- y x) (/ t z)))
31.0ms
(/ (- y x) (/ t z))

series138.0ms

Counts
2 → 6
Calls
2 calls:
56.0ms
(+ x (/ (- y x) (/ t z)))
81.0ms
(/ (- y x) (/ t z))

simplify1.3s

Counts
120 → 120
Iterations

Useful iterations: done (1.3s)

IterNodesCost
02171896
15941770
218471680
done50011678

prune336.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0b

localize14.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ x (* (- y x) (/ z t)))
5.8b
(* (- y x) (/ z t))

rewrite58.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×associate-*r*
12×*-un-lft-identity
10×add-cube-cbrt times-frac
add-exp-log add-cbrt-cube
associate-*l*
pow1 add-log-exp
frac-times flip3-- associate-*l/ prod-exp flip-- cbrt-unprod unswap-sqr
cbrt-undiv +-commutative flip3-+ associate-*r/ div-exp pow-prod-down sum-log *-commutative flip-+ div-inv distribute-lft-out-- difference-of-squares
Counts
2 → 49
Calls
2 calls:
12.0ms
(+ x (* (- y x) (/ z t)))
43.0ms
(* (- y x) (/ z t))

series132.0ms

Counts
2 → 6
Calls
2 calls:
54.0ms
(+ x (* (- y x) (/ z t)))
78.0ms
(* (- y x) (/ z t))

simplify3.4s

Counts
55 → 55
Iterations

Useful iterations: 3 (1.7s)

IterNodesCost
0115669
1293627
21083581
34484557
done5001557

prune169.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0b

localize14.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt t)
0.6b
(cbrt t)
0.6b
(cbrt t)
4.3b
(* (/ (- y x) (* (cbrt t) (cbrt t))) (/ z (cbrt t)))

rewrite99.0ms

Algorithm
rewrite-expression-head
Rules
40×add-sqr-sqrt
30×times-frac
25×add-exp-log
24×*-un-lft-identity
22×add-cube-cbrt associate-*r*
20×cbrt-prod
18×add-cbrt-cube
associate-*l*
prod-exp cbrt-unprod
cbrt-undiv div-exp
pow1 unswap-sqr
add-log-exp
pow1/3
div-inv
frac-times associate-*r/ pow-prod-down associate-*l/ *-commutative distribute-lft-out-- difference-of-squares
Counts
4 → 94
Calls
4 calls:
2.0ms
(cbrt t)
2.0ms
(cbrt t)
2.0ms
(cbrt t)
87.0ms
(* (/ (- y x) (* (cbrt t) (cbrt t))) (/ z (cbrt t)))

series955.0ms

Counts
4 → 12
Calls
4 calls:
305.0ms
(cbrt t)
292.0ms
(cbrt t)
263.0ms
(cbrt t)
95.0ms
(* (/ (- y x) (* (cbrt t) (cbrt t))) (/ z (cbrt t)))

simplify1.5s

Counts
106 → 106
Iterations

Useful iterations: done (1.5s)

IterNodesCost
01511411
14351355
218151035
done5000944

prune371.0ms

Pruning

5 alts after pruning (2 fresh and 3 done)

Merged error: 0b

regimes202.0ms

Accuracy

9.4% (1.7b remaining)

Error of 1.8b against oracle of 0.0b and baseline of 1.9b

bsearch126.0ms

Steps
ItersRangePoint
10
4793.416004860155
1091379768884732.6
5430407.937503214
10
-3.3467573401782356e-118
-2.685970965115842e-133
-3.2981924105391174e-118

simplify4.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02646
13346
done3346

end0.0ms

sample1.3s

Algorithm
intervals
Results
620.0ms10694×body80valid