Details

Time bar (total: 8.9s)

sample30.0ms

Algorithm
intervals
Results
15.0ms256×body80valid
4.0ms256×pre80true

simplify77.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
03317
111417
256317
3416417
4500217

prune2.0ms

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: 3.2b

Counts
2 → 1

localize11.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0)
0.0b
(/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0)))
0.1b
(/ (/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0))
2.9b
(/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0)))

rewrite115.0ms

Algorithm
rewrite-expression-head
Rules
804×times-frac
586×*-un-lft-identity
340×add-sqr-sqrt add-cube-cbrt
123×distribute-lft-out
82×associate-/l*
54×associate-/r/
29×flip3-+ flip-+
27×div-inv
20×add-exp-log add-cbrt-cube
13×add-log-exp
10×cbrt-undiv div-exp associate-/r*
sum-log
pow1 associate-/l/
frac-2neg clear-num
+-commutative associate-+l+
Counts
4 → 465
Calls
4 calls:
8.0ms
(+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0)
23.0ms
(/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0)))
37.0ms
(/ (/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0))
14.0ms
(/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0)))

series403.0ms

Counts
4 → 12
Calls
4 calls:
13.0ms
(+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0)
148.0ms
(/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0)))
159.0ms
(/ (/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0))
81.0ms
(/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0)))

simplify145.0ms

Algorithm
egg-herbie
Counts
477 → 477
Iterations

Useful iterations: 1 (34.0ms)

IterNodesCost
0149213034
1500212552

prune918.0ms

Filtered
477 candidates to 281 candidates (58.9%)
Pruning

8 alts after pruning (8 fresh and 0 done)

PrunedKeptTotal
New4698477
Fresh000
Picked101
Done000
Total4708478

Merged error: 0.7b

Counts
478 → 8

localize20.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)) (/ (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)) (+ (+ alpha beta) (* 2.0 1.0))))
0.2b
(/ (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)) (+ (+ alpha beta) (* 2.0 1.0)))
2.9b
(sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0))
2.9b
(sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0))

rewrite61.0ms

Algorithm
rewrite-expression-head
Rules
58×*-un-lft-identity
56×add-sqr-sqrt
46×times-frac
45×sqrt-prod
38×add-cube-cbrt
27×associate-*r*
11×add-exp-log add-cbrt-cube
10×sqrt-div distribute-lft-out
pow1
flip3-+ associate-*l* flip-+ associate-/l*
unswap-sqr
associate-/r/ add-log-exp
associate-/r*
cbrt-undiv frac-times rem-sqrt-square sqrt-pow1 pow1/2 div-exp associate-*l/ prod-exp cbrt-unprod div-inv associate-/l/
frac-2neg associate-*r/ pow-prod-down clear-num *-commutative
Counts
4 → 137
Calls
4 calls:
27.0ms
(* (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)) (/ (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)) (+ (+ alpha beta) (* 2.0 1.0))))
14.0ms
(/ (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)) (+ (+ alpha beta) (* 2.0 1.0)))
7.0ms
(sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0))
7.0ms
(sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0))

series379.0ms

Counts
4 → 12
Calls
4 calls:
74.0ms
(* (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)) (/ (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)) (+ (+ alpha beta) (* 2.0 1.0))))
203.0ms
(/ (sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0)) (+ (+ alpha beta) (* 2.0 1.0)))
47.0ms
(sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0))
54.0ms
(sqrt (+ (+ (+ alpha beta) (* beta alpha)) 1.0))

simplify75.0ms

Algorithm
egg-herbie
Counts
149 → 149
Iterations

Useful iterations: 2 (49.0ms)

IterNodesCost
05032153
120641923
250011855

prune333.0ms

Filtered
149 candidates to 98 candidates (65.8%)
Pruning

8 alts after pruning (7 fresh and 1 done)

PrunedKeptTotal
New1481149
Fresh167
Picked011
Done000
Total1498157

Merged error: 0.7b

Counts
157 → 8

localize13.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0)))
0.1b
(/ (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0) (/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0))))
0.2b
(/ 1 (/ (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0) (/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0)))))
2.9b
(/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0)))

rewrite313.0ms

Algorithm
rewrite-expression-head
Rules
3939×times-frac
2530×*-un-lft-identity
1518×add-sqr-sqrt add-cube-cbrt
506×distribute-lft-out
311×associate-/r*
186×associate-/r/
96×div-inv
92×flip3-+ flip-+
54×add-exp-log
36×div-exp
34×add-cbrt-cube
29×associate-/l*
20×cbrt-undiv
pow1 associate-/l/
rec-exp frac-2neg 1-exp clear-num add-log-exp
pow-flip inv-pow
Counts
4 → 1462
Calls
4 calls:
26.0ms
(/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0)))
36.0ms
(/ (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0) (/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0))))
71.0ms
(/ 1 (/ (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0) (/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0)))))
14.0ms
(/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0)))

series621.0ms

Counts
4 → 12
Calls
4 calls:
149.0ms
(/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0)))
230.0ms
(/ (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0) (/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0))))
159.0ms
(/ 1 (/ (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0) (/ (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))) (+ (+ alpha beta) (* 2.0 1.0)))))
83.0ms
(/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0)))

simplify490.0ms

Algorithm
egg-herbie
Counts
1474 → 1474
Iterations

Useful iterations: 1 (75.0ms)

IterNodesCost
0370348039
1500146602

prune2.7s

Filtered
1474 candidates to 760 candidates (51.6%)
Pruning

8 alts after pruning (6 fresh and 2 done)

PrunedKeptTotal
New147221474
Fresh246
Picked011
Done011
Total147481482

Merged error: 0.7b

Counts
1482 → 8

localize13.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0) (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))))
0.0b
(* (+ (+ alpha beta) (* 2.0 1.0)) (/ (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0) (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0)))))
0.2b
(/ 1 (* (+ (+ alpha beta) (* 2.0 1.0)) (/ (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0) (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))))))
2.9b
(/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0)))

rewrite131.0ms

Algorithm
rewrite-expression-head
Rules
270×times-frac
262×*-un-lft-identity
135×add-sqr-sqrt
126×add-cube-cbrt
77×associate-*r*
68×distribute-lft-out
54×add-exp-log
34×add-cbrt-cube
27×associate-/r/
24×div-exp
22×associate-/r*
16×flip3-+ flip-+
14×cbrt-undiv
13×div-inv
12×prod-exp
11×associate-/l*
pow1
cbrt-unprod
frac-times rec-exp 1-exp associate-*l/ associate-/l/ add-log-exp
frac-2neg associate-*l* clear-num unswap-sqr
pow-flip associate-*r/ pow-prod-down
*-commutative inv-pow
Counts
4 → 290
Calls
4 calls:
23.0ms
(/ (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0) (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))))
40.0ms
(* (+ (+ alpha beta) (* 2.0 1.0)) (/ (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0) (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0)))))
33.0ms
(/ 1 (* (+ (+ alpha beta) (* 2.0 1.0)) (/ (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0) (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))))))
15.0ms
(/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0)))

series585.0ms

Counts
4 → 12
Calls
4 calls:
121.0ms
(/ (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0) (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))))
230.0ms
(* (+ (+ alpha beta) (* 2.0 1.0)) (/ (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0) (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0)))))
158.0ms
(/ 1 (* (+ (+ alpha beta) (* 2.0 1.0)) (/ (+ (+ (+ alpha beta) (* 2.0 1.0)) 1.0) (/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0))))))
75.0ms
(/ (+ (+ (+ alpha beta) (* beta alpha)) 1.0) (+ (+ alpha beta) (* 2.0 1.0)))

simplify86.0ms

Algorithm
egg-herbie
Counts
302 → 302
Iterations

Useful iterations: 1 (29.0ms)

IterNodesCost
09936005
150015558

prune529.0ms

Filtered
302 candidates to 186 candidates (61.6%)
Pruning

7 alts after pruning (4 fresh and 3 done)

PrunedKeptTotal
New3011302
Fresh235
Picked011
Done022
Total3037310

Merged error: 0.0b

Counts
310 → 7

regimes73.0ms

Accuracy

69% (1.1b remaining)

Error of 1.2b against oracle of 0.1b and baseline of 3.6b

bsearch76.0ms

Steps
ItersRangePoint
9
1.0718434718451636e+149
7.711875273557896e+157
5.184970036079452e+155

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
04033
14033

end0.0ms

sample650.0ms

Algorithm
intervals
Results
366.0ms8000×body80valid
131.0ms8000×pre80true