Details

Time bar (total: 4.1s)

sample932.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 39.740237%

Results
16.0ms327×body80valid

simplify57.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
0258
1478
2968
31658
42418
53908
611938
750028

prune4.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 8.9b

Counts
2 → 1

localize14.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ 2.0 (* (* z 2.0) (- 1.0 t)))
0.0b
(* (* z 2.0) (- 1.0 t))
8.9b
(/ (+ 2.0 (* (* z 2.0) (- 1.0 t))) (* t z))

rewrite18.0ms

Algorithm
rewrite-expression-head
Rules
13×add-exp-log add-cbrt-cube
8×pow1 add-sqr-sqrt *-un-lft-identity
6×add-cube-cbrt
5×associate-*r* add-log-exp
4×distribute-rgt-in sub-neg associate-+r+ distribute-lft-in prod-exp cbrt-unprod
3×times-frac pow-prod-down associate-/l*
2×cbrt-undiv flip3-+ associate-*r/ div-exp flip-+ associate-/l/
1×+-commutative flip3-- frac-2neg associate-*l* clear-num associate-/r* sum-log *-commutative flip-- div-inv distribute-lft-out-- difference-of-squares
Counts
3 → 64
Calls
3 calls:
3.0ms
(+ 2.0 (* (* z 2.0) (- 1.0 t)))
7.0ms
(* (* z 2.0) (- 1.0 t))
6.0ms
(/ (+ 2.0 (* (* z 2.0) (- 1.0 t))) (* t z))

series22.0ms

Counts
3 → 9
Calls
3 calls:
6.0ms
(+ 2.0 (* (* z 2.0) (- 1.0 t)))
6.0ms
(* (* z 2.0) (- 1.0 t))
10.0ms
(/ (+ 2.0 (* (* z 2.0) (- 1.0 t))) (* t z))

simplify45.0ms

Algorithm
egg-herbie
Counts
73 → 73
Iterations

Useful iterations: 2 (39.0ms)

IterNodesCost
0347476
11536413
25001406

prune105.0ms

Filtered
48 candidates to 73 candidates (-52.1%)
Pruning

5 alts after pruning (5 fresh and 0 done)

PrunedKeptTotal
New68573
Fresh000
Picked101
Done000
Total69574

Merged error: 0.0b

Counts
74 → 5

localize9.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* (/ 1 t) (+ (/ 2.0 z) 2.0)) 2.0)
0.2b
(* (/ 1 t) (+ (/ 2.0 z) 2.0))

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×*-un-lft-identity associate-*l*
11×add-exp-log times-frac
10×add-cube-cbrt
7×add-cbrt-cube
4×pow1 associate-*r* prod-exp add-log-exp
3×unswap-sqr
2×distribute-rgt-in frac-times distribute-lft-in flip3-+ associate-*r/ div-exp associate--l+ cbrt-unprod flip-+
1×cbrt-undiv sub-neg rec-exp flip3-- diff-log 1-exp pow-prod-down associate-*l/ *-commutative flip-- div-inv distribute-lft-out
Counts
2 → 56
Calls
2 calls:
10.0ms
(- (* (/ 1 t) (+ (/ 2.0 z) 2.0)) 2.0)
11.0ms
(* (/ 1 t) (+ (/ 2.0 z) 2.0))

series11.0ms

Counts
2 → 6
Calls
2 calls:
5.0ms
(- (* (/ 1 t) (+ (/ 2.0 z) 2.0)) 2.0)
6.0ms
(* (/ 1 t) (+ (/ 2.0 z) 2.0))

simplify37.0ms

Algorithm
egg-herbie
Counts
62 → 62
Iterations

Useful iterations: 2 (31.0ms)

IterNodesCost
0371396
11678341
25001315

prune86.0ms

Filtered
43 candidates to 62 candidates (-44.2%)
Pruning

5 alts after pruning (4 fresh and 1 done)

PrunedKeptTotal
New58462
Fresh404
Picked011
Done000
Total62567

Merged error: 0.0b

Counts
67 → 5

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (/ (+ (/ 2.0 z) 2.0) t) 2.0)
0.1b
(/ (+ (/ 2.0 z) 2.0) t)

rewrite23.0ms

Algorithm
rewrite-expression-head
Rules
21×*-un-lft-identity
16×add-sqr-sqrt
13×times-frac
11×add-cube-cbrt
4×add-exp-log add-cbrt-cube distribute-lft-out associate-/l* add-log-exp
3×associate-/r*
2×pow1 associate-/l/ difference-of-squares
1×cbrt-undiv sub-neg flip3-- frac-2neg flip3-+ diff-log div-exp clear-num flip-- flip-+ div-inv distribute-lft-out--
Counts
2 → 48
Calls
2 calls:
12.0ms
(- (/ (+ (/ 2.0 z) 2.0) t) 2.0)
10.0ms
(/ (+ (/ 2.0 z) 2.0) t)

series10.0ms

Counts
2 → 6
Calls
2 calls:
5.0ms
(- (/ (+ (/ 2.0 z) 2.0) t) 2.0)
5.0ms
(/ (+ (/ 2.0 z) 2.0) t)

simplify48.0ms

Algorithm
egg-herbie
Counts
54 → 54
Iterations

Useful iterations: 3 (42.0ms)

IterNodesCost
0202352
1566333
21817324
35001317

prune69.0ms

Filtered
35 candidates to 54 candidates (-54.3%)
Pruning

5 alts after pruning (3 fresh and 2 done)

PrunedKeptTotal
New52254
Fresh213
Picked011
Done011
Total54559

Merged error: 0b

Counts
59 → 5

localize9.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (+ (/ 2.0 (* t z)) (/ 2.0 t)) 2.0)
0.0b
(+ (/ 2.0 (* t z)) (/ 2.0 t))
0.9b
(/ 2.0 (* t z))

rewrite29.0ms

Algorithm
rewrite-expression-head
Rules
12×*-un-lft-identity
10×add-log-exp
8×add-exp-log add-cbrt-cube
7×add-sqr-sqrt
5×add-cube-cbrt
3×pow1 times-frac div-inv distribute-lft-out associate-/l*
2×cbrt-undiv diff-log div-exp sum-log distribute-lft-out--
1×+-commutative sub-neg flip3-- frac-2neg flip3-+ frac-add prod-exp associate--l+ clear-num associate-/r* flip-- cbrt-unprod flip-+ difference-of-squares
Counts
3 → 52
Calls
3 calls:
12.0ms
(- (+ (/ 2.0 (* t z)) (/ 2.0 t)) 2.0)
11.0ms
(+ (/ 2.0 (* t z)) (/ 2.0 t))
4.0ms
(/ 2.0 (* t z))

series14.0ms

Counts
3 → 9
Calls
3 calls:
5.0ms
(- (+ (/ 2.0 (* t z)) (/ 2.0 t)) 2.0)
6.0ms
(+ (/ 2.0 (* t z)) (/ 2.0 t))
3.0ms
(/ 2.0 (* t z))

simplify124.0ms

Algorithm
egg-herbie
Counts
61 → 61
Iterations

Useful iterations: 2 (23.0ms)

IterNodesCost
0246345
1823316
24901308
35001308

prune63.0ms

Filtered
41 candidates to 61 candidates (-48.8%)
Pruning

5 alts after pruning (2 fresh and 3 done)

PrunedKeptTotal
New60161
Fresh112
Picked011
Done022
Total61566

Merged error: 0b

Counts
66 → 5

regimes302.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0136
1136

end0.0ms

sample2.1s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 39.740237%

Results
730.0ms10397×body80valid

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