Details

Time bar (total: 2.1s)

analyze374.0ms

Algorithm
search

sample19.0ms

Algorithm
intervals
Results
8.0ms256×body80valid
1.0ms28×body80invalid

simplify54.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0205
1475
21385
33175
46115
512395
619195
750015

prune3.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 0.0b

Counts
2 → 1

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (- x y) (* z 0.5))
0.0b
(/ (* 4.0 (- (- x y) (* z 0.5))) z)

rewrite16.0ms

Algorithm
rewrite-expression-head
Rules
add-exp-log add-cbrt-cube add-log-exp
add-sqr-sqrt add-cube-cbrt *-un-lft-identity
times-frac diff-log associate-/r*
pow1 cbrt-undiv sub-neg flip3-- associate-*r/ div-exp associate--l+ flip-- associate-/l/
associate--l- frac-2neg prod-exp clear-num cbrt-unprod div-inv associate-/l*
Counts
2 → 39
Calls
2 calls:
6.0ms
(- (- x y) (* z 0.5))
9.0ms
(/ (* 4.0 (- (- x y) (* z 0.5))) z)

series16.0ms

Counts
2 → 6
Calls
2 calls:
6.0ms
(- (- x y) (* z 0.5))
10.0ms
(/ (* 4.0 (- (- x y) (* z 0.5))) z)

simplify33.0ms

Algorithm
egg-herbie
Counts
45 → 45
Iterations

Useful iterations: 1 (7.0ms)

IterNodesCost
0238285
11000242
25002242

prune53.0ms

Filtered
31 candidates to 45 candidates (-45.2%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New43245
Fresh000
Picked101
Done000
Total44246

Merged error: 0b

Counts
46 → 2

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (* 4.0 (/ (- x y) z)) (neg 2.0))
0.0b
(/ (- x y) z)
0.0b
(* 4.0 (/ (- x y) z))

rewrite26.0ms

Algorithm
rewrite-expression-head
Rules
42×add-sqr-sqrt
37×*-un-lft-identity
31×times-frac
23×add-cube-cbrt
19×associate-*r*
10×add-exp-log add-cbrt-cube
distribute-lft-out-- add-log-exp difference-of-squares
pow1 associate-/l*
associate-*l* associate-/r*
cbrt-undiv div-exp prod-exp sum-log cbrt-unprod div-inv associate-/l/ unswap-sqr
+-commutative neg-sub0 associate-+r- flip3-- frac-2neg flip3-+ div-sub associate-*r/ unsub-neg pow-prod-down neg-log clear-num *-commutative flip-- flip-+
Counts
3 → 91
Calls
3 calls:
8.0ms
(+ (* 4.0 (/ (- x y) z)) (neg 2.0))
5.0ms
(/ (- x y) z)
9.0ms
(* 4.0 (/ (- x y) z))

series21.0ms

Counts
3 → 9
Calls
3 calls:
7.0ms
(+ (* 4.0 (/ (- x y) z)) (neg 2.0))
6.0ms
(/ (- x y) z)
8.0ms
(* 4.0 (/ (- x y) z))

simplify45.0ms

Algorithm
egg-herbie
Counts
100 → 100
Iterations

Useful iterations: 2 (37.0ms)

IterNodesCost
0363514
11659474
25001471

prune83.0ms

Filtered
67 candidates to 100 candidates (-49.3%)
Pruning

2 alts after pruning (1 fresh and 1 done)

PrunedKeptTotal
New1000100
Fresh011
Picked011
Done000
Total1002102

Merged error: 0b

Counts
102 → 2

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ z (- x (+ (* 0.5 z) y)))
0.2b
(/ 4.0 (/ z (- x (+ (* 0.5 z) y))))

rewrite24.0ms

Algorithm
rewrite-expression-head
Rules
138×times-frac
102×add-sqr-sqrt *-un-lft-identity
70×add-cube-cbrt
26×associate-/r*
16×distribute-lft-out-- difference-of-squares
11×associate-/r/
add-exp-log add-cbrt-cube
div-inv associate-/l*
flip3-- flip--
cbrt-undiv div-exp
pow1 frac-2neg clear-num add-log-exp
Counts
2 → 139
Calls
2 calls:
7.0ms
(/ z (- x (+ (* 0.5 z) y)))
10.0ms
(/ 4.0 (/ z (- x (+ (* 0.5 z) y))))

series22.0ms

Counts
2 → 6
Calls
2 calls:
13.0ms
(/ z (- x (+ (* 0.5 z) y)))
9.0ms
(/ 4.0 (/ z (- x (+ (* 0.5 z) y))))

simplify67.0ms

Algorithm
egg-herbie
Counts
145 → 145
Iterations

Useful iterations: 2 (47.0ms)

IterNodesCost
05071492
123501430
250011427

prune186.0ms

Filtered
109 candidates to 145 candidates (-33.0%)
Pruning

2 alts after pruning (0 fresh and 2 done)

PrunedKeptTotal
New1450145
Fresh000
Picked011
Done011
Total1452147

Merged error: 0b

Counts
147 → 2

regimes162.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0125
1125

end0.0ms

analyze360.0ms

Algorithm
search

sample478.0ms

Algorithm
intervals
Results
267.0ms8000×body80valid
33.0ms940×body80invalid

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