Details

Time bar (total: 12.0s)

sample65.0ms

Algorithm
intervals
Results
31.0ms272×body80valid

simplify51.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01517
12617
23817
34617
44817
done4817

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 15.4b

localize20.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ x (/ (* y z) t))
4.2b
(/ (* y b) t)
5.0b
(/ (* y z) t)
10.2b
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ (* y b) t)))

rewrite115.0ms

Algorithm
rewrite-expression-head
Rules
58×*-un-lft-identity
26×times-frac
22×distribute-lft-out
19×add-sqr-sqrt add-cube-cbrt
16×add-exp-log add-cbrt-cube
11×associate-/r*
associate-/l* add-log-exp
cbrt-undiv div-exp
pow1 flip3-+ associate-/r/ flip-+
frac-2neg clear-num div-inv
frac-add prod-exp cbrt-unprod associate-/l/
+-commutative sum-log
Counts
4 → 101
Calls
4 calls:
9.0ms
(+ x (/ (* y z) t))
10.0ms
(/ (* y b) t)
11.0ms
(/ (* y z) t)
82.0ms
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ (* y b) t)))

series232.0ms

Counts
4 → 12
Calls
4 calls:
44.0ms
(+ x (/ (* y z) t))
34.0ms
(/ (* y b) t)
21.0ms
(/ (* y z) t)
133.0ms
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ (* y b) t)))

simplify1.1s

Counts
113 → 113
Iterations

Useful iterations: done (1.1s)

IterNodesCost
01791803
14531721
215851599
done50001595

prune428.0ms

Pruning

14 alts after pruning (14 fresh and 0 done)

Merged error: 9.1b

localize21.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ x (/ y (/ t z)))
4.2b
(/ (* y b) t)
4.5b
(/ y (/ t z))
10.2b
(/ (+ x (/ y (/ t z))) (+ (+ a 1.0) (/ (* y b) t)))

rewrite211.0ms

Algorithm
rewrite-expression-head
Rules
98×*-un-lft-identity times-frac
59×add-sqr-sqrt add-cube-cbrt
22×distribute-lft-out
21×associate-/r*
16×add-exp-log add-cbrt-cube
associate-/l*
div-inv
cbrt-undiv div-exp add-log-exp
associate-/r/
pow1 flip3-+ flip-+
frac-2neg clear-num
frac-add associate-/l/
+-commutative prod-exp sum-log cbrt-unprod
Counts
4 → 150
Calls
4 calls:
21.0ms
(+ x (/ y (/ t z)))
10.0ms
(/ (* y b) t)
9.0ms
(/ y (/ t z))
162.0ms
(/ (+ x (/ y (/ t z))) (+ (+ a 1.0) (/ (* y b) t)))

series482.0ms

Counts
4 → 12
Calls
4 calls:
51.0ms
(+ x (/ y (/ t z)))
39.0ms
(/ (* y b) t)
32.0ms
(/ y (/ t z))
360.0ms
(/ (+ x (/ y (/ t z))) (+ (+ a 1.0) (/ (* y b) t)))

simplify1.3s

Counts
162 → 162
Iterations

Useful iterations: done (1.3s)

IterNodesCost
02782491
16492351
220982219
done50012213

prune573.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 8.6b

localize14.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ x (/ y (/ t z)))
4.5b
(/ y (/ t z))
4.7b
(* y (/ b t))
10.2b
(/ (+ x (/ y (/ t z))) (+ (+ a 1.0) (* y (/ b t))))

rewrite195.0ms

Algorithm
rewrite-expression-head
Rules
97×times-frac
73×*-un-lft-identity
68×add-sqr-sqrt
63×add-cube-cbrt
16×add-exp-log associate-/r* add-cbrt-cube
13×associate-*r*
div-inv associate-/l*
pow1 add-log-exp
cbrt-undiv div-exp associate-/r/ distribute-lft-out
flip3-+ flip-+
associate-*r/ associate-*l*
frac-2neg frac-add prod-exp clear-num cbrt-unprod associate-/l/ unswap-sqr
+-commutative pow-prod-down sum-log *-commutative
Counts
4 → 151
Calls
4 calls:
29.0ms
(+ x (/ y (/ t z)))
9.0ms
(/ y (/ t z))
14.0ms
(* y (/ b t))
131.0ms
(/ (+ x (/ y (/ t z))) (+ (+ a 1.0) (* y (/ b t))))

series471.0ms

Counts
4 → 12
Calls
4 calls:
54.0ms
(+ x (/ y (/ t z)))
36.0ms
(/ y (/ t z))
41.0ms
(* y (/ b t))
339.0ms
(/ (+ x (/ y (/ t z))) (+ (+ a 1.0) (* y (/ b t))))

simplify1.4s

Counts
163 → 163
Iterations

Useful iterations: done (1.4s)

IterNodesCost
02982354
16982224
222142092
done50002086

prune774.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 8.6b

localize24.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ x (* y (/ z t)))
4.2b
(* y (/ z t))
4.7b
(* y (/ b t))
10.2b
(/ (+ x (* y (/ z t))) (+ (+ a 1.0) (* y (/ b t))))

rewrite114.0ms

Algorithm
rewrite-expression-head
Rules
38×add-sqr-sqrt
29×times-frac
28×add-cube-cbrt *-un-lft-identity
26×associate-*r*
16×add-exp-log add-cbrt-cube
pow1
associate-*l* add-log-exp
flip3-+ associate-*r/ prod-exp associate-/r/ cbrt-unprod flip-+ unswap-sqr
cbrt-undiv div-exp associate-/r* div-inv associate-/l*
pow-prod-down frac-add *-commutative associate-/l/
+-commutative frac-2neg clear-num sum-log
Counts
4 → 108
Calls
4 calls:
11.0ms
(+ x (* y (/ z t)))
21.0ms
(* y (/ z t))
17.0ms
(* y (/ b t))
61.0ms
(/ (+ x (* y (/ z t))) (+ (+ a 1.0) (* y (/ b t))))

series233.0ms

Counts
4 → 12
Calls
4 calls:
49.0ms
(+ x (* y (/ z t)))
26.0ms
(* y (/ z t))
23.0ms
(* y (/ b t))
135.0ms
(/ (+ x (* y (/ z t))) (+ (+ a 1.0) (* y (/ b t))))

simplify1.3s

Counts
120 → 120
Iterations

Useful iterations: done (1.3s)

IterNodesCost
02151642
15471562
217341440
done50001436

prune487.0ms

Pruning

12 alts after pruning (12 fresh and 0 done)

Merged error: 8.6b

regimes499.0ms

Accuracy

9.8% (5.4b remaining)

Error of 15.9b against oracle of 10.5b and baseline of 16.5b

bsearch113.0ms

Steps
ItersRangePoint
9
-6.356211001800764e+22
-107092901304120.48
-9.544161227141533e+20

simplify4.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02842
13842
done3842

end0.0ms

sample1.8s

Algorithm
intervals
Results
1.2s8322×body80valid