Details

Time bar (total: 7.2s)

sample2.6s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 1.306152%

Guaranteed chance to sample good point: 47.229437%

Results
9.0ms256×body80valid
1.0ms16×body80invalid

simplify55.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0185
1335
2585
31015
41455
51785
62045
72645
83525
94415
107075
119065
1210225
1310445
1410445

prune4.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 10.1b

Counts
2 → 1

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(* y (- z t))
10.0b
(/ (* y (- z t)) (- z a))

rewrite17.0ms

Algorithm
rewrite-expression-head
Rules
14×add-sqr-sqrt
12×*-un-lft-identity
9×add-exp-log add-cbrt-cube
6×add-cube-cbrt
5×times-frac associate-*r* associate-/r*
4×pow1 associate-*r/
3×flip3-- associate-*l* flip-- distribute-lft-out-- difference-of-squares
2×cbrt-undiv distribute-rgt-in sub-neg distribute-lft-in div-exp prod-exp associate-/r/ cbrt-unprod associate-/l/ add-log-exp
1×frac-2neg pow-prod-down clear-num *-commutative div-inv associate-/l* unswap-sqr
Counts
2 → 55
Calls
2 calls:
6.0ms
(* y (- z t))
9.0ms
(/ (* y (- z t)) (- z a))

series22.0ms

Counts
2 → 6
Calls
2 calls:
7.0ms
(* y (- z t))
16.0ms
(/ (* y (- z t)) (- z a))

simplify38.0ms

Algorithm
egg-herbie
Counts
61 → 61
Iterations

Useful iterations: 1 (8.0ms)

IterNodesCost
0267276
11217239
25001239

prune74.0ms

Filtered
40 candidates to 61 candidates (-52.5%)
Pruning

4 alts after pruning (3 fresh and 1 done)

PrunedKeptTotal
New58361
Fresh000
Picked011
Done000
Total58462

Merged error: 0.0b

Counts
62 → 4

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- z a) (- z t))
1.1b
(/ y (/ (- z a) (- z t)))

rewrite29.0ms

Algorithm
rewrite-expression-head
Rules
218×times-frac
194×add-sqr-sqrt *-un-lft-identity
90×add-cube-cbrt
52×distribute-lft-out-- difference-of-squares
36×associate-/r*
11×associate-/r/
9×add-exp-log add-cbrt-cube
8×associate-/l*
6×flip3-- flip-- div-inv
4×cbrt-undiv div-exp
2×pow1 frac-2neg clear-num associate-/l/ add-log-exp
1×div-sub
Counts
2 → 194
Calls
2 calls:
7.0ms
(/ (- z a) (- z t))
12.0ms
(/ y (/ (- z a) (- z t)))

series33.0ms

Counts
2 → 6
Calls
2 calls:
8.0ms
(/ (- z a) (- z t))
25.0ms
(/ y (/ (- z a) (- z t)))

simplify77.0ms

Algorithm
egg-herbie
Counts
200 → 200
Iterations

Useful iterations: 2 (55.0ms)

IterNodesCost
06301780
128431729
250031726

prune151.0ms

Filtered
132 candidates to 200 candidates (-51.5%)
Pruning

4 alts after pruning (2 fresh and 2 done)

PrunedKeptTotal
New1991200
Fresh112
Picked011
Done011
Total2004204

Merged error: 0b

Counts
204 → 4

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ y (- z a))
10.8b
(* (/ y (- z a)) (- z t))

rewrite20.0ms

Algorithm
rewrite-expression-head
Rules
43×add-sqr-sqrt
38×*-un-lft-identity
31×times-frac
22×add-cube-cbrt
21×associate-*l*
9×add-exp-log add-cbrt-cube
8×distribute-lft-out-- difference-of-squares
5×associate-*r* associate-/r*
4×pow1 flip3-- associate-/r/ flip--
3×associate-/l*
2×cbrt-undiv distribute-rgt-in frac-times sub-neg distribute-lft-in associate-*r/ div-exp prod-exp cbrt-unprod div-inv add-log-exp unswap-sqr
1×frac-2neg pow-prod-down associate-*l/ clear-num *-commutative
Counts
2 → 87
Calls
2 calls:
5.0ms
(/ y (- z a))
12.0ms
(* (/ y (- z a)) (- z t))

series27.0ms

Counts
2 → 6
Calls
2 calls:
7.0ms
(/ y (- z a))
21.0ms
(* (/ y (- z a)) (- z t))

simplify43.0ms

Algorithm
egg-herbie
Counts
93 → 93
Iterations

Useful iterations: 1 (10.0ms)

IterNodesCost
0341497
11399459
25001459

prune76.0ms

Filtered
65 candidates to 93 candidates (-43.1%)
Pruning

4 alts after pruning (1 fresh and 3 done)

PrunedKeptTotal
New92193
Fresh101
Picked011
Done022
Total93497

Merged error: 0b

Counts
97 → 4

localize10.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (- z a) y)
0.7b
(/ 1 (/ (- z a) y))
10.8b
(* (/ 1 (/ (- z a) y)) (- z t))

rewrite51.0ms

Algorithm
rewrite-expression-head
Rules
240×times-frac
183×add-sqr-sqrt
171×*-un-lft-identity
117×add-cube-cbrt
62×associate-*l*
35×add-exp-log
26×distribute-lft-out-- difference-of-squares
22×associate-/r*
19×add-cbrt-cube
15×div-exp
10×div-inv
8×associate-/l*
7×cbrt-undiv prod-exp
6×pow1
5×associate-*r* unswap-sqr
4×rec-exp 1-exp
3×flip3-- flip-- cbrt-unprod add-log-exp
2×distribute-rgt-in frac-times sub-neg frac-2neg distribute-lft-in associate-*r/ clear-num associate-/r/ associate-/l/
1×pow-flip div-sub pow-prod-down associate-*l/ *-commutative inv-pow
Counts
3 → 238
Calls
3 calls:
6.0ms
(/ (- z a) y)
8.0ms
(/ 1 (/ (- z a) y))
21.0ms
(* (/ 1 (/ (- z a) y)) (- z t))

series48.0ms

Counts
3 → 9
Calls
3 calls:
6.0ms
(/ (- z a) y)
11.0ms
(/ 1 (/ (- z a) y))
31.0ms
(* (/ 1 (/ (- z a) y)) (- z t))

simplify90.0ms

Algorithm
egg-herbie
Counts
247 → 247
Iterations

Useful iterations: 2 (67.0ms)

IterNodesCost
07531690
138421474
250011332

prune163.0ms

Filtered
143 candidates to 247 candidates (-72.7%)
Pruning

4 alts after pruning (0 fresh and 4 done)

PrunedKeptTotal
New2470247
Fresh000
Picked011
Done033
Total2474251

Merged error: 0b

Counts
251 → 4

regimes437.0ms

Accuracy

0% (1.3b remaining)

Error of 1.3b against oracle of 0.0b and baseline of 1.3b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0115
1115

end0.0ms

sample3.1s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 1.306152%

Guaranteed chance to sample good point: 47.229437%

Results
309.0ms7997×body80valid
25.0ms708×body80invalid
0.0ms1×body1280valid
0.0ms2×body160valid

Profiling

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