Details

Time bar (total: 6.8s)

sample36.0ms

Algorithm
intervals
Results
16.0ms337×body80valid

simplify1.4s

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
089
1149
2249
3539
4859
51149
61379
71669
82169
92999
104079
115359
127319
139109
1411389
1516209
1627659
done50009

prune10.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 2.4b

Counts
2 → 1

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ x (* (- y x) (/ z t)))
7.3b
(* (- y x) (/ z t))

rewrite15.0ms

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:
3.0ms
(+ x (* (- y x) (/ z t)))
10.0ms
(* (- y x) (/ z t))

series25.0ms

Counts
2 → 6
Calls
2 calls:
12.0ms
(+ x (* (- y x) (/ z t)))
13.0ms
(* (- y x) (/ z t))

simplify1.3s

Counts
55 → 55
Iterations

Useful iterations: 3 (487.0ms)

IterNodesCost
0115669
1299631
21107587
34899581
done5000581

prune95.0ms

Filtered
41 candidates to 55 candidates (-34.1%)
Pruning

7 alts after pruning (6 fresh and 1 done)

PrunedKeptTotal
New49655
Fresh000
Picked011
Done000
Total49756

Merged error: 0.0b

Counts
56 → 7

localize9.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (/ (* z y) t) (/ (* x z) t))
0.0b
(+ x (- (/ (* z y) t) (/ (* x z) t)))
5.1b
(/ (* z y) t)
7.1b
(/ (* x z) t)

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
15×*-un-lft-identity
14×add-exp-log add-cbrt-cube
11×add-log-exp
10×add-sqr-sqrt
add-cube-cbrt
times-frac associate-/r*
pow1 cbrt-undiv div-exp div-inv
sub-neg associate-+r+ frac-2neg diff-log prod-exp clear-num sum-log cbrt-unprod distribute-lft-out associate-/l* distribute-lft-out--
+-commutative associate-+r- flip3-- distribute-rgt-out-- flip3-+ frac-sub flip-- flip-+ sub-div difference-of-squares
Counts
4 → 76
Calls
4 calls:
8.0ms
(- (/ (* z y) t) (/ (* x z) t))
10.0ms
(+ x (- (/ (* z y) t) (/ (* x z) t)))
5.0ms
(/ (* z y) t)
5.0ms
(/ (* x z) t)

series40.0ms

Counts
4 → 12
Calls
4 calls:
13.0ms
(- (/ (* z y) t) (/ (* x z) t))
16.0ms
(+ x (- (/ (* z y) t) (/ (* x z) t)))
5.0ms
(/ (* z y) t)
5.0ms
(/ (* x z) t)

simplify428.0ms

Counts
88 → 88
Iterations

Useful iterations: done (426.0ms)

IterNodesCost
01281054
1349983
21256909
done5000902

prune89.0ms

Filtered
58 candidates to 88 candidates (-51.7%)
Pruning

6 alts after pruning (5 fresh and 1 done)

PrunedKeptTotal
New85388
Fresh325
Picked101
Done011
Total89695

Merged error: 0.0b

Counts
95 → 6

localize11.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ x (- (/ (* z y) t) (/ 1 (/ t (* x z)))))
0.2b
(/ 1 (/ t (* x z)))
5.1b
(/ (* z y) t)
7.2b
(/ t (* x z))

rewrite45.0ms

Algorithm
rewrite-expression-head
Rules
39×times-frac
35×add-exp-log
31×*-un-lft-identity
24×add-sqr-sqrt add-cube-cbrt
23×add-cbrt-cube
16×div-exp
11×associate-/r*
cbrt-undiv add-log-exp
div-inv
associate-/l*
pow1 prod-exp
rec-exp frac-2neg 1-exp clear-num cbrt-unprod distribute-lft-out
associate-+r+ sum-log distribute-lft-out--
+-commutative associate-+r- sub-neg pow-flip flip3-+ diff-log associate-/r/ flip-+ inv-pow
Counts
4 → 116
Calls
4 calls:
23.0ms
(+ x (- (/ (* z y) t) (/ 1 (/ t (* x z)))))
7.0ms
(/ 1 (/ t (* x z)))
5.0ms
(/ (* z y) t)
5.0ms
(/ t (* x z))

series29.0ms

Counts
4 → 12
Calls
4 calls:
12.0ms
(+ x (- (/ (* z y) t) (/ 1 (/ t (* x z)))))
6.0ms
(/ 1 (/ t (* x z)))
5.0ms
(/ (* z y) t)
5.0ms
(/ t (* x z))

simplify631.0ms

Counts
128 → 128
Iterations

Useful iterations: done (628.0ms)

IterNodesCost
01791464
14601356
216581187
done50001091

prune104.0ms

Filtered
73 candidates to 128 candidates (-75.3%)
Pruning

6 alts after pruning (4 fresh and 2 done)

PrunedKeptTotal
New1280128
Fresh044
Picked011
Done011
Total1286134

Merged error: 0.0b

Counts
134 → 6

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (* (* (- y x) z) (/ 1 t)))
0.0b
(* (- y x) z)
7.9b
(* (* (- y x) z) (/ 1 t))

rewrite24.0ms

Algorithm
rewrite-expression-head
Rules
27×add-exp-log
17×add-cbrt-cube
16×add-sqr-sqrt associate-*r*
14×*-un-lft-identity
13×prod-exp
12×add-cube-cbrt
10×pow1
times-frac
associate-*l/
cbrt-unprod
associate-*l*
add-log-exp
div-exp pow-prod-down
flip3-- flip--
cbrt-undiv frac-times rec-exp 1-exp *-commutative
+-commutative flip3-+ associate-*r/ sum-log un-div-inv flip-+ div-inv distribute-lft-out-- difference-of-squares unswap-sqr
Counts
3 → 75
Calls
3 calls:
4.0ms
(+ x (* (* (- y x) z) (/ 1 t)))
7.0ms
(* (- y x) z)
11.0ms
(* (* (- y x) z) (/ 1 t))

series32.0ms

Counts
3 → 9
Calls
3 calls:
12.0ms
(+ x (* (* (- y x) z) (/ 1 t)))
7.0ms
(* (- y x) z)
13.0ms
(* (* (- y x) z) (/ 1 t))

simplify877.0ms

Counts
84 → 84
Iterations

Useful iterations: done (871.0ms)

IterNodesCost
01471028
1414892
21605760
done5000735

prune77.0ms

Filtered
56 candidates to 84 candidates (-50.0%)
Pruning

6 alts after pruning (3 fresh and 3 done)

PrunedKeptTotal
New84084
Fresh033
Picked011
Done022
Total84690

Merged error: 0.0b

Counts
90 → 6

regimes463.0ms

Accuracy

26.7% (1.6b remaining)

Error of 1.6b against oracle of 0.0b and baseline of 2.2b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 1 (1.0ms)

IterNodesCost
02245
13237
done3237

end0.0ms

sample895.0ms

Algorithm
intervals
Results
355.0ms10699×body80valid

Profiling

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