Details

Time bar (total: 9.0s)

sample2.7s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0.170898%

Guaranteed chance to sample good point: 40.251284%

Results
14.0ms256×body80valid
1.0ms18×body80invalid

simplify72.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0256
1586
21076
31886
43646
57226
610676
714526
819636
921436
1021456
1121456

prune4.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 2.8b

Counts
2 → 1

localize9.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (+ (- t z) 1.0) a)
11.8b
(/ (- y z) (/ (+ (- t z) 1.0) a))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
236×*-un-lft-identity
200×times-frac
126×add-sqr-sqrt
86×add-cube-cbrt
44×distribute-lft-out
42×distribute-lft-out--
22×associate-/r*
20×difference-of-squares
10×associate-/l*
9×add-exp-log add-cbrt-cube
8×div-inv
4×cbrt-undiv div-exp associate-/l/
2×pow1 frac-2neg div-sub clear-num add-log-exp
1×associate-+l- flip3-- flip3-+ associate-/r/ flip-- flip-+
Counts
2 → 175
Calls
2 calls:
8.0ms
(/ (+ (- t z) 1.0) a)
13.0ms
(/ (- y z) (/ (+ (- t z) 1.0) a))

series40.0ms

Counts
2 → 6
Calls
2 calls:
7.0ms
(/ (+ (- t z) 1.0) a)
33.0ms
(/ (- y z) (/ (+ (- t z) 1.0) a))

simplify66.0ms

Algorithm
egg-herbie
Counts
181 → 181
Iterations

Useful iterations: 2 (47.0ms)

IterNodesCost
06291758
124231698
250031697

prune184.0ms

Filtered
103 candidates to 181 candidates (-75.7%)
Pruning

4 alts after pruning (3 fresh and 1 done)

PrunedKeptTotal
New1783181
Fresh000
Picked011
Done000
Total1784182

Merged error: 0b

Counts
182 → 4

localize9.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- y z) (+ (- t z) 1.0))
0.7b
(* (/ (- y z) (+ (- t z) 1.0)) a)

rewrite29.0ms

Algorithm
rewrite-expression-head
Rules
103×*-un-lft-identity
53×add-sqr-sqrt
51×times-frac
31×associate-*l*
26×add-cube-cbrt
22×distribute-lft-out distribute-lft-out--
11×difference-of-squares
9×add-exp-log add-cbrt-cube
5×associate-/r* associate-/l*
4×pow1 associate-/r/
3×associate-*r*
2×cbrt-undiv flip3-+ div-exp prod-exp cbrt-unprod flip-+ div-inv associate-/l/ add-log-exp unswap-sqr
1×flip3-- frac-2neg div-sub pow-prod-down associate-*l/ clear-num *-commutative flip--
Counts
2 → 102
Calls
2 calls:
10.0ms
(/ (- y z) (+ (- t z) 1.0))
14.0ms
(* (/ (- y z) (+ (- t z) 1.0)) a)

series43.0ms

Counts
2 → 6
Calls
2 calls:
11.0ms
(/ (- y z) (+ (- t z) 1.0))
32.0ms
(* (/ (- y z) (+ (- t z) 1.0)) a)

simplify43.0ms

Algorithm
egg-herbie
Counts
108 → 108
Iterations

Useful iterations: 2 (33.0ms)

IterNodesCost
0377755
11255699
25001697

prune100.0ms

Filtered
64 candidates to 108 candidates (-68.8%)
Pruning

4 alts after pruning (2 fresh and 2 done)

PrunedKeptTotal
New1080108
Fresh022
Picked011
Done011
Total1084112

Merged error: 0b

Counts
112 → 4

localize9.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ a (+ (- t z) 1.0))
10.7b
(* (- y z) (/ a (+ (- t z) 1.0)))

rewrite26.0ms

Algorithm
rewrite-expression-head
Rules
59×*-un-lft-identity
31×times-frac
29×add-sqr-sqrt
22×add-cube-cbrt
21×associate-*r*
14×distribute-lft-out
9×add-exp-log add-cbrt-cube
8×distribute-lft-out--
5×associate-*l* associate-/r*
4×pow1 associate-/r/
3×associate-/l*
2×cbrt-undiv frac-times flip3-- flip3-+ div-exp associate-*l/ prod-exp flip-- cbrt-unprod flip-+ div-inv add-log-exp unswap-sqr
1×frac-2neg associate-*r/ pow-prod-down clear-num *-commutative difference-of-squares
Counts
2 → 83
Calls
2 calls:
7.0ms
(/ a (+ (- t z) 1.0))
16.0ms
(* (- y z) (/ a (+ (- t z) 1.0)))

series31.0ms

Counts
2 → 6
Calls
2 calls:
12.0ms
(/ a (+ (- t z) 1.0))
19.0ms
(* (- y z) (/ a (+ (- t z) 1.0)))

simplify45.0ms

Algorithm
egg-herbie
Counts
89 → 89
Iterations

Useful iterations: 2 (37.0ms)

IterNodesCost
0342553
11536501
25002500

prune86.0ms

Filtered
59 candidates to 89 candidates (-50.8%)
Pruning

4 alts after pruning (1 fresh and 3 done)

PrunedKeptTotal
New89089
Fresh011
Picked011
Done022
Total89493

Merged error: 0b

Counts
93 → 4

localize14.0ms

Local error

Found 4 expressions with local error:

6.0b
(cbrt (/ (- y z) (/ (+ (- t z) 1.0) a)))
11.8b
(/ (- y z) (/ (+ (- t z) 1.0) a))
11.8b
(/ (- y z) (/ (+ (- t z) 1.0) a))
11.8b
(/ (- y z) (/ (+ (- t z) 1.0) a))

rewrite96.0ms

Algorithm
rewrite-expression-head
Rules
794×*-un-lft-identity
725×times-frac
449×add-sqr-sqrt
291×add-cube-cbrt
148×distribute-lft-out--
138×distribute-lft-out
100×cbrt-prod
79×difference-of-squares
57×associate-/r*
27×div-inv
19×add-exp-log add-cbrt-cube
15×associate-/l*
9×cbrt-undiv div-exp
6×associate-/l/
4×pow1 associate-/r/ add-log-exp
3×flip3-- frac-2neg div-sub clear-num flip--
1×cbrt-div pow1/3
Counts
4 → 520
Calls
4 calls:
13.0ms
(cbrt (/ (- y z) (/ (+ (- t z) 1.0) a)))
13.0ms
(/ (- y z) (/ (+ (- t z) 1.0) a))
13.0ms
(/ (- y z) (/ (+ (- t z) 1.0) a))
15.0ms
(/ (- y z) (/ (+ (- t z) 1.0) a))

series147.0ms

Counts
4 → 12
Calls
4 calls:
56.0ms
(cbrt (/ (- y z) (/ (+ (- t z) 1.0) a)))
28.0ms
(/ (- y z) (/ (+ (- t z) 1.0) a))
34.0ms
(/ (- y z) (/ (+ (- t z) 1.0) a))
29.0ms
(/ (- y z) (/ (+ (- t z) 1.0) a))

simplify122.0ms

Algorithm
egg-herbie
Counts
532 → 532
Iterations

Useful iterations: 2 (57.0ms)

IterNodesCost
08316274
127476123
250016109

prune900.0ms

Filtered
293 candidates to 532 candidates (-81.6%)
Pruning

4 alts after pruning (0 fresh and 4 done)

PrunedKeptTotal
New5320532
Fresh000
Picked011
Done033
Total5324536

Merged error: 0b

Counts
536 → 4

regimes506.0ms

Accuracy

0% (0.2b remaining)

Error of 0.2b against oracle of 0.0b and baseline of 0.2b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0146
1146

end0.0ms

sample3.7s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0.170898%

Guaranteed chance to sample good point: 40.251284%

Results
344.0ms7999×body80valid
19.0ms471×body80invalid
0.0ms1×body320valid

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