Details

Time bar (total: 3.5s)

sample34.0ms

Algorithm
intervals
Results
16.0ms378×body80valid

simplify24.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 5 (18.0ms)

IterNodesCost
0267
1684
21404
32004
42144
52173
62173

prune12.0ms

Filtered
1 candidates to 1 candidates (100.0%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 0.0b

Counts
2 → 2

localize17.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (+ (+ x (* y z)) (* t a)) (* (* a z) b))
0.0b
(+ x (* y z))
0.0b
(+ (+ x (* y z)) (* t a))
5.1b
(* (* a z) b)

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
20×add-log-exp
10×sum-log
pow1 add-exp-log fma-def add-cbrt-cube
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
expm1-log1p-u log1p-expm1-u
+-commutative flip3-+ associate-*r* pow-prod-down prod-exp cbrt-unprod flip-+
associate-+l+
associate-*l* *-commutative
Counts
4 → 73
Calls
4 calls:
9.0ms
(+ (+ (+ x (* y z)) (* t a)) (* (* a z) b))
3.0ms
(+ x (* y z))
5.0ms
(+ (+ x (* y z)) (* t a))
5.0ms
(* (* a z) b)

series204.0ms

Counts
4 → 12
Calls
4 calls:
92.0ms
(+ (+ (+ x (* y z)) (* t a)) (* (* a z) b))
26.0ms
(+ x (* y z))
56.0ms
(+ (+ x (* y z)) (* t a))
29.0ms
(* (* a z) b)

simplify61.0ms

Algorithm
egg-herbie
Counts
85 → 85
Iterations

Useful iterations: 2 (54.0ms)

IterNodesCost
0358405
11787339
25001330

prune247.0ms

Filtered
85 candidates to 68 candidates (80.0%)
Pruning

5 alts after pruning (4 fresh and 1 done)

PrunedKeptTotal
New82385
Fresh011
Picked011
Done000
Total82587

Merged error: 0.0b

Counts
87 → 5

localize15.0ms

Local error

Found 4 expressions with local error:

5.1b
(* (* a z) b)
15.0b
(cbrt (* (* a z) b))
15.0b
(cbrt (* (* a z) b))
15.0b
(cbrt (* (* a z) b))

rewrite18.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-exp-log add-cbrt-cube
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
expm1-log1p-u log1p-expm1-u add-log-exp
cbrt-prod pow1/3 associate-*r* pow-prod-down prod-exp cbrt-unprod
associate-*l* *-commutative
Counts
4 → 53
Calls
4 calls:
5.0ms
(* (* a z) b)
4.0ms
(cbrt (* (* a z) b))
4.0ms
(cbrt (* (* a z) b))
4.0ms
(cbrt (* (* a z) b))

series334.0ms

Counts
4 → 12
Calls
4 calls:
27.0ms
(* (* a z) b)
102.0ms
(cbrt (* (* a z) b))
102.0ms
(cbrt (* (* a z) b))
102.0ms
(cbrt (* (* a z) b))

simplify85.0ms

Algorithm
egg-herbie
Counts
65 → 65
Iterations

Useful iterations: 3 (79.0ms)

IterNodesCost
0185316
1726268
23235259
35001240

prune258.0ms

Filtered
65 candidates to 56 candidates (86.2%)
Pruning

5 alts after pruning (4 fresh and 1 done)

PrunedKeptTotal
New64165
Fresh033
Picked101
Done011
Total65570

Merged error: 0b

Counts
70 → 5

localize23.0ms

Local error

Found 4 expressions with local error:

5.1b
(* (* a z) b)
15.0b
(cbrt (* (* a z) b))
15.0b
(cbrt (* (* a z) b))
15.0b
(cbrt (* (* (* a z) (* (cbrt b) (cbrt b))) (cbrt b)))

rewrite26.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-exp-log add-cbrt-cube
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
expm1-log1p-u log1p-expm1-u add-log-exp
cbrt-prod pow1/3 associate-*r* pow-prod-down prod-exp cbrt-unprod
associate-*l* *-commutative
Counts
4 → 53
Calls
4 calls:
5.0ms
(* (* a z) b)
4.0ms
(cbrt (* (* a z) b))
4.0ms
(cbrt (* (* a z) b))
11.0ms
(cbrt (* (* (* a z) (* (cbrt b) (cbrt b))) (cbrt b)))

series344.0ms

Counts
4 → 12
Calls
4 calls:
33.0ms
(* (* a z) b)
102.0ms
(cbrt (* (* a z) b))
104.0ms
(cbrt (* (* a z) b))
105.0ms
(cbrt (* (* (* a z) (* (cbrt b) (cbrt b))) (cbrt b)))

simplify87.0ms

Algorithm
egg-herbie
Counts
65 → 65
Iterations

Useful iterations: 3 (81.0ms)

IterNodesCost
0202381
1765323
23341311
35002245

prune287.0ms

Filtered
65 candidates to 56 candidates (86.2%)
Pruning

5 alts after pruning (3 fresh and 2 done)

PrunedKeptTotal
New65065
Fresh033
Picked011
Done011
Total65570

Merged error: 0b

Counts
70 → 5

localize9.0ms

Local error

Found 1 expressions with local error:

1.9b
(fma (fma a b y) z (fma a t x))

rewrite1.0ms

Algorithm
rewrite-expression-head
Rules
pow1 add-exp-log add-sqr-sqrt expm1-log1p-u add-cube-cbrt *-un-lft-identity add-cbrt-cube fma-udef log1p-expm1-u add-log-exp
Counts
1 → 10
Calls
1 calls:
1.0ms
(fma (fma a b y) z (fma a t x))

series98.0ms

Counts
1 → 3
Calls
1 calls:
97.0ms
(fma (fma a b y) z (fma a t x))

simplify64.0ms

Algorithm
egg-herbie
Counts
13 → 13
Iterations

Useful iterations: 2 (8.0ms)

IterNodesCost
04458
19351
230749
3203249
4500249

prune44.0ms

Filtered
13 candidates to 12 candidates (92.3%)
Pruning

5 alts after pruning (2 fresh and 3 done)

PrunedKeptTotal
New13013
Fresh022
Picked011
Done022
Total13518

Merged error: 0b

Counts
18 → 5

regimes265.0ms

Accuracy

-6.3% (2.4b remaining)

Error of 2.4b against oracle of 0.0b and baseline of 2.2b

bsearch56.0ms

Steps
ItersRangePoint
8
-1.0479218762602583e-236
-7.945384261570912e-241
-4.2057633867338795e-238

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02610
12610

end0.0ms

sample899.0ms

Algorithm
intervals
Results
514.0ms11822×body80valid