Details

Time bar (total: 3.7s)

sample25.0ms

Algorithm
intervals
Results
11.0ms263×body80valid

simplify14.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
0268
1398
2518
3618
4658
5658

prune3.0ms

Filtered
1 candidates to 0 candidates (0.0%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 14.8b

Counts
2 → 1

localize13.0ms

Local error

Found 3 expressions with local error:

3.1b
(/ (* y b) t)
4.3b
(/ (* y z) t)
11.1b
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ (* y b) t)))

rewrite26.0ms

Algorithm
rewrite-expression-head
Rules
55×*-un-lft-identity
26×times-frac
21×distribute-lft-out
18×add-sqr-sqrt add-cube-cbrt
15×add-exp-log add-cbrt-cube
11×associate-/r*
associate-/l*
cbrt-undiv div-exp
associate-/r/
pow1 expm1-log1p-u frac-2neg flip3-+ clear-num flip-+ log1p-expm1-u div-inv add-log-exp
frac-add prod-exp cbrt-unprod associate-/l/
Counts
3 → 95
Calls
3 calls:
4.0ms
(/ (* y b) t)
4.0ms
(/ (* y z) t)
14.0ms
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ (* y b) t)))

series150.0ms

Counts
3 → 9
Calls
3 calls:
19.0ms
(/ (* y b) t)
20.0ms
(/ (* y z) t)
110.0ms
(/ (+ x (/ (* y z) t)) (+ (+ a 1.0) (/ (* y b) t)))

simplify58.0ms

Algorithm
egg-herbie
Counts
104 → 104
Iterations

Useful iterations: 2 (48.0ms)

IterNodesCost
0447799
11949738
25002723

prune300.0ms

Filtered
104 candidates to 70 candidates (67.3%)
Pruning

13 alts after pruning (13 fresh and 0 done)

PrunedKeptTotal
New9113104
Fresh000
Picked101
Done000
Total9213105

Merged error: 10.9b

Counts
105 → 13

localize13.0ms

Local error

Found 3 expressions with local error:

3.1b
(/ (* y b) t)
4.9b
(* y (/ z t))
11.1b
(/ (+ x (* y (/ z t))) (+ (+ a 1.0) (/ (* y b) t)))

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
43×*-un-lft-identity
28×add-sqr-sqrt times-frac
23×add-cube-cbrt
15×add-exp-log add-cbrt-cube
13×associate-*r*
12×distribute-lft-out
associate-/r*
pow1
cbrt-undiv div-exp associate-/r/ associate-/l*
expm1-log1p-u flip3-+ associate-*l* prod-exp cbrt-unprod flip-+ log1p-expm1-u div-inv add-log-exp
frac-2neg frac-add clear-num associate-/l/ unswap-sqr
associate-*r/ pow-prod-down *-commutative
Counts
3 → 100
Calls
3 calls:
4.0ms
(/ (* y b) t)
6.0ms
(* y (/ z t))
11.0ms
(/ (+ x (* y (/ z t))) (+ (+ a 1.0) (/ (* y b) t)))

series156.0ms

Counts
3 → 9
Calls
3 calls:
22.0ms
(/ (* y b) t)
17.0ms
(* y (/ z t))
116.0ms
(/ (+ x (* y (/ z t))) (+ (+ a 1.0) (/ (* y b) t)))

simplify65.0ms

Algorithm
egg-herbie
Counts
109 → 109
Iterations

Useful iterations: 2 (54.0ms)

IterNodesCost
0509779
12231704
25002694

prune302.0ms

Filtered
109 candidates to 74 candidates (67.9%)
Pruning

12 alts after pruning (12 fresh and 0 done)

PrunedKeptTotal
New1054109
Fresh4812
Picked101
Done000
Total11012122

Merged error: 9.7b

Counts
122 → 12

localize17.0ms

Local error

Found 3 expressions with local error:

3.2b
(* (* y b) (/ 1 t))
4.9b
(* y (/ z t))
11.1b
(/ (+ x (* y (/ z t))) (+ (+ a 1.0) (* (* y b) (/ 1 t))))

rewrite28.0ms

Algorithm
rewrite-expression-head
Rules
32×add-exp-log
31×add-sqr-sqrt
28×times-frac
26×add-cube-cbrt *-un-lft-identity associate-*r*
22×add-cbrt-cube
14×prod-exp
10×pow1
cbrt-unprod
div-exp associate-/r/
cbrt-undiv flip3-+ associate-*r/ associate-*l* pow-prod-down frac-add flip-+
expm1-log1p-u associate-/r* un-div-inv log1p-expm1-u div-inv associate-/l* add-log-exp
rec-exp 1-exp *-commutative associate-/l/ unswap-sqr
frac-2neg clear-num
Counts
3 → 111
Calls
3 calls:
8.0ms
(* (* y b) (/ 1 t))
7.0ms
(* y (/ z t))
10.0ms
(/ (+ x (* y (/ z t))) (+ (+ a 1.0) (* (* y b) (/ 1 t))))

series135.0ms

Counts
3 → 9
Calls
3 calls:
19.0ms
(* (* y b) (/ 1 t))
17.0ms
(* y (/ z t))
99.0ms
(/ (+ x (* y (/ z t))) (+ (+ a 1.0) (* (* y b) (/ 1 t))))

simplify88.0ms

Algorithm
egg-herbie
Counts
120 → 120
Iterations

Useful iterations: 2 (73.0ms)

IterNodesCost
0652867
13072755
25001729

prune306.0ms

Filtered
120 candidates to 80 candidates (66.7%)
Pruning

12 alts after pruning (11 fresh and 1 done)

PrunedKeptTotal
New1200120
Fresh01111
Picked011
Done000
Total12012132

Merged error: 9.7b

Counts
132 → 12

localize13.0ms

Local error

Found 3 expressions with local error:

4.9b
(* y (/ z t))
6.1b
(/ y (/ t b))
11.1b
(/ (+ x (* y (/ z t))) (+ (+ a 1.0) (/ y (/ t b))))

rewrite43.0ms

Algorithm
rewrite-expression-head
Rules
100×times-frac
83×*-un-lft-identity
68×add-sqr-sqrt
63×add-cube-cbrt
18×associate-/r*
15×add-exp-log add-cbrt-cube
13×associate-*r*
12×distribute-lft-out
div-inv
associate-/l*
pow1 cbrt-undiv div-exp associate-/r/
expm1-log1p-u flip3-+ associate-*l* flip-+ log1p-expm1-u add-log-exp
frac-2neg frac-add prod-exp clear-num cbrt-unprod associate-/l/ unswap-sqr
associate-*r/ pow-prod-down *-commutative
Counts
3 → 149
Calls
3 calls:
7.0ms
(* y (/ z t))
6.0ms
(/ y (/ t b))
24.0ms
(/ (+ x (* y (/ z t))) (+ (+ a 1.0) (/ y (/ t b))))

series140.0ms

Counts
3 → 9
Calls
3 calls:
18.0ms
(* y (/ z t))
20.0ms
(/ y (/ t b))
102.0ms
(/ (+ x (* y (/ z t))) (+ (+ a 1.0) (/ y (/ t b))))

simplify89.0ms

Algorithm
egg-herbie
Counts
158 → 158
Iterations

Useful iterations: 2 (70.0ms)

IterNodesCost
07191146
131351059
250011047

prune413.0ms

Filtered
158 candidates to 120 candidates (75.9%)
Pruning

12 alts after pruning (11 fresh and 1 done)

PrunedKeptTotal
New1571158
Fresh01010
Picked011
Done101
Total15812170

Merged error: 9.0b

Counts
170 → 12

regimes469.0ms

Accuracy

46.2% (3.7b remaining)

Error of 13.1b against oracle of 9.4b and baseline of 16.3b

bsearch204.0ms

Steps
ItersRangePoint
7
4.698313270282065e-19
1.5405689304308365e-17
2.8039424862000647e-18
9
1.5031337866492669e-282
1.7631802656496682e-276
5.689228422624504e-280
8
-8.933617029826332e-24
-2.5775758114517625e-26
-3.2029953314514753e-26

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
05248
15248

end0.0ms

sample640.0ms

Algorithm
intervals
Results
364.0ms8281×body80valid