Details

Time bar (total: 6.5s)

sample84.0ms

Algorithm
intervals
Results
21.0ms35×body1280valid
20.0ms62×body640valid
8.0ms114×body80valid
5.0ms26×body320valid
3.0ms78×body80nan
3.0ms49×body80overflowed
2.0msbody2560valid
2.0ms17×body160valid
1.0msbody640nan
1.0msbody320nan
1.0msbody1280nan
0.0msbody160nan

simplify216.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0207
1337
2497
3717
4937
51807
62327
74117
86287
99357
1010287
1113547
1239687
1350027

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: 24.8b

Counts
2 → 1

localize14.0ms

Local error

Found 4 expressions with local error:

0.0b
(* y (exp z))
0.0b
(/ (log (+ (- 1.0 y) (* y (exp z)))) t)
0.8b
(log (+ (- 1.0 y) (* y (exp z))))
3.0b
(+ (- 1.0 y) (* y (exp z)))

rewrite27.0ms

Algorithm
rewrite-expression-head
Rules
18×add-sqr-sqrt
16×add-cube-cbrt *-un-lft-identity
12×times-frac
11×pow1
add-log-exp
add-exp-log add-cbrt-cube
log-pow
log-div associate-/l*
log-prod flip3-+ associate-*r* associate-*l* associate-/r* flip-+
associate-+l+ div-sub sum-log
cbrt-undiv +-commutative associate-+l- sub-neg frac-2neg diff-log div-exp rem-log-exp pow-prod-down prod-exp clear-num *-commutative cbrt-unprod div-inv unswap-sqr
Counts
4 → 80
Calls
4 calls:
5.0ms
(* y (exp z))
8.0ms
(/ (log (+ (- 1.0 y) (* y (exp z)))) t)
5.0ms
(log (+ (- 1.0 y) (* y (exp z))))
6.0ms
(+ (- 1.0 y) (* y (exp z)))

series298.0ms

Counts
4 → 12
Calls
4 calls:
22.0ms
(* y (exp z))
164.0ms
(/ (log (+ (- 1.0 y) (* y (exp z)))) t)
77.0ms
(log (+ (- 1.0 y) (* y (exp z))))
35.0ms
(+ (- 1.0 y) (* y (exp z)))

simplify52.0ms

Algorithm
egg-herbie
Counts
92 → 92
Iterations

Useful iterations: 2 (43.0ms)

IterNodesCost
0452795
11740733
25002726

prune242.0ms

Filtered
92 candidates to 68 candidates (73.9%)
Pruning

5 alts after pruning (5 fresh and 0 done)

PrunedKeptTotal
New87592
Fresh000
Picked101
Done000
Total88593

Merged error: 4.8b

Counts
93 → 5

localize13.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (* 0.5 (pow z 2)) (* 1.0 z))
3.6b
(* y (+ (* 0.5 (pow z 2)) (* 1.0 z)))
4.9b
(/ (+ (log 1.0) (* y (+ (* 0.5 (pow z 2)) (* 1.0 z)))) t)

rewrite18.0ms

Algorithm
rewrite-expression-head
Rules
15×add-sqr-sqrt
13×add-cube-cbrt *-un-lft-identity
times-frac
add-exp-log add-cbrt-cube
pow1 add-log-exp
flip3-+ associate-*r* associate-*l* associate-/r* flip-+ associate-/l*
associate-*r/ associate-/l/
cbrt-undiv +-commutative distribute-rgt-in frac-2neg distribute-lft-in div-exp pow-prod-down prod-exp clear-num sum-log *-commutative cbrt-unprod div-inv unswap-sqr
Counts
3 → 62
Calls
3 calls:
4.0ms
(+ (* 0.5 (pow z 2)) (* 1.0 z))
7.0ms
(* y (+ (* 0.5 (pow z 2)) (* 1.0 z)))
6.0ms
(/ (+ (log 1.0) (* y (+ (* 0.5 (pow z 2)) (* 1.0 z)))) t)

series309.0ms

Counts
3 → 9
Calls
3 calls:
95.0ms
(+ (* 0.5 (pow z 2)) (* 1.0 z))
88.0ms
(* y (+ (* 0.5 (pow z 2)) (* 1.0 z)))
126.0ms
(/ (+ (log 1.0) (* y (+ (* 0.5 (pow z 2)) (* 1.0 z)))) t)

simplify47.0ms

Algorithm
egg-herbie
Counts
71 → 71
Iterations

Useful iterations: 2 (39.0ms)

IterNodesCost
0334703
11472634
25002628

prune223.0ms

Filtered
71 candidates to 53 candidates (74.6%)
Pruning

10 alts after pruning (10 fresh and 0 done)

PrunedKeptTotal
New65671
Fresh044
Picked101
Done000
Total661076

Merged error: 4.8b

Counts
76 → 10

localize14.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (* 0.5 (pow z 2)) (* 1.0 z))
3.6b
(* y (+ (* 0.5 (pow z 2)) (* 1.0 z)))
4.9b
(* (+ (log 1.0) (* y (+ (* 0.5 (pow z 2)) (* 1.0 z)))) (/ 1 t))

rewrite27.0ms

Algorithm
rewrite-expression-head
Rules
22×add-sqr-sqrt
16×associate-*r*
14×add-exp-log *-un-lft-identity
13×add-cube-cbrt
11×times-frac
10×add-cbrt-cube
pow1
associate-*l*
prod-exp add-log-exp
flip3-+ flip-+ unswap-sqr
associate-*r/ cbrt-unprod
frac-times div-exp pow-prod-down associate-*l/ *-commutative
cbrt-undiv +-commutative distribute-rgt-in rec-exp distribute-lft-in 1-exp sum-log un-div-inv div-inv
Counts
3 → 73
Calls
3 calls:
5.0ms
(+ (* 0.5 (pow z 2)) (* 1.0 z))
7.0ms
(* y (+ (* 0.5 (pow z 2)) (* 1.0 z)))
13.0ms
(* (+ (log 1.0) (* y (+ (* 0.5 (pow z 2)) (* 1.0 z)))) (/ 1 t))

series293.0ms

Counts
3 → 9
Calls
3 calls:
73.0ms
(+ (* 0.5 (pow z 2)) (* 1.0 z))
92.0ms
(* y (+ (* 0.5 (pow z 2)) (* 1.0 z)))
128.0ms
(* (+ (log 1.0) (* y (+ (* 0.5 (pow z 2)) (* 1.0 z)))) (/ 1 t))

simplify68.0ms

Algorithm
egg-herbie
Counts
82 → 82
Iterations

Useful iterations: 2 (58.0ms)

IterNodesCost
0445812
12232722
25003710

prune237.0ms

Filtered
82 candidates to 57 candidates (69.5%)
Pruning

9 alts after pruning (9 fresh and 0 done)

PrunedKeptTotal
New81182
Fresh189
Picked101
Done000
Total83992

Merged error: 4.8b

Counts
92 → 9

localize14.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* 0.5 (pow z 2)) (* 1.0 z))
0.5b
(/ 1 (/ t (+ (log 1.0) (* y (+ (* 0.5 (pow z 2)) (* 1.0 z))))))
3.6b
(* y (+ (* 0.5 (pow z 2)) (* 1.0 z)))
4.7b
(/ t (+ (log 1.0) (* y (+ (* 0.5 (pow z 2)) (* 1.0 z)))))

rewrite29.0ms

Algorithm
rewrite-expression-head
Rules
90×times-frac
60×add-sqr-sqrt
58×add-cube-cbrt *-un-lft-identity
19×add-exp-log
18×associate-/r*
13×add-cbrt-cube
11×associate-/r/
div-exp
pow1 flip3-+ flip-+
div-inv associate-/l* add-log-exp
cbrt-undiv
associate-*r* associate-*l*
rec-exp frac-2neg 1-exp associate-*r/ clear-num
+-commutative distribute-rgt-in pow-flip distribute-lft-in pow-prod-down prod-exp sum-log *-commutative cbrt-unprod inv-pow unswap-sqr
Counts
4 → 146
Calls
4 calls:
5.0ms
(+ (* 0.5 (pow z 2)) (* 1.0 z))
7.0ms
(/ 1 (/ t (+ (log 1.0) (* y (+ (* 0.5 (pow z 2)) (* 1.0 z))))))
7.0ms
(* y (+ (* 0.5 (pow z 2)) (* 1.0 z)))
5.0ms
(/ t (+ (log 1.0) (* y (+ (* 0.5 (pow z 2)) (* 1.0 z)))))

series791.0ms

Counts
4 → 12
Calls
4 calls:
70.0ms
(+ (* 0.5 (pow z 2)) (* 1.0 z))
163.0ms
(/ 1 (/ t (+ (log 1.0) (* y (+ (* 0.5 (pow z 2)) (* 1.0 z))))))
304.0ms
(* y (+ (* 0.5 (pow z 2)) (* 1.0 z)))
253.0ms
(/ t (+ (log 1.0) (* y (+ (* 0.5 (pow z 2)) (* 1.0 z)))))

simplify91.0ms

Algorithm
egg-herbie
Counts
158 → 158
Iterations

Useful iterations: 2 (70.0ms)

IterNodesCost
06492208
132692016
250011930

prune310.0ms

Filtered
158 candidates to 90 candidates (57.0%)
Pruning

9 alts after pruning (8 fresh and 1 done)

PrunedKeptTotal
New1571158
Fresh178
Picked011
Done000
Total1589167

Merged error: 4.8b

Counts
167 → 9

regimes418.0ms

Accuracy

73.4% (4.3b remaining)

Error of 8.9b against oracle of 4.6b and baseline of 20.6b

bsearch2.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
04027
14027

end0.0ms

sample2.7s

Algorithm
intervals
Results
810.0ms1415×body1280valid
530.0ms1584×body640valid
239.0ms3547×body80valid
184.0ms890×body320valid
124.0ms94×body2560valid
111.0ms2462×body80nan
78.0ms1540×body80overflowed
74.0ms287×body640nan
65.0ms499×body160valid
42.0ms114×body1280nan
30.0ms185×body320nan
14.0ms117×body160nan

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