Details

Time bar (total: 2.9s)

sample27.0ms

Algorithm
intervals
Results
16.0ms285×body80valid

simplify22.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
0204
1464
2884
31384
41884
52364
62604
72634
82634

prune6.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 5.4b

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(* z (- y t))
5.4b
(/ x (/ (* z (- y t)) 2.0))

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
36×add-sqr-sqrt
34×*-un-lft-identity
33×times-frac
32×add-cube-cbrt
18×prod-diff
13×add-exp-log add-cbrt-cube
11×distribute-rgt-in distribute-lft-in
7×associate-/r*
5×cbrt-undiv div-exp associate-*r* div-inv
4×pow1
3×associate-*l* associate-/l*
2×expm1-log1p-u sub-neg associate-*r/ prod-exp cbrt-unprod log1p-expm1-u add-log-exp
1×flip3-- frac-2neg pow-prod-down clear-num associate-/r/ *-commutative flip-- distribute-lft-out-- difference-of-squares unswap-sqr
Counts
2 → 96
Calls
2 calls:
12.0ms
(* z (- y t))
6.0ms
(/ x (/ (* z (- y t)) 2.0))

series79.0ms

Counts
2 → 6
Calls
2 calls:
34.0ms
(* z (- y t))
45.0ms
(/ x (/ (* z (- y t)) 2.0))

simplify60.0ms

Algorithm
egg-herbie
Counts
102 → 102
Iterations

Useful iterations: 2 (45.0ms)

IterNodesCost
0433735
11861559
25001556

prune192.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize7.0ms

Local error

Found 1 expressions with local error:

4.6b
(/ (/ x z) (/ (- y t) 2.0))

rewrite43.0ms

Algorithm
rewrite-expression-head
Rules
637×times-frac
351×add-sqr-sqrt *-un-lft-identity
267×add-cube-cbrt
42×distribute-lft-out-- difference-of-squares
35×div-inv
19×associate-/r*
13×add-exp-log add-cbrt-cube associate-/l*
8×cbrt-undiv div-exp
1×pow1 expm1-log1p-u frac-2neg clear-num associate-/r/ log1p-expm1-u associate-/l/ add-log-exp
Counts
1 → 301
Calls
1 calls:
20.0ms
(/ (/ x z) (/ (- y t) 2.0))

series45.0ms

Counts
1 → 3
Calls
1 calls:
45.0ms
(/ (/ x z) (/ (- y t) 2.0))

simplify74.0ms

Algorithm
egg-herbie
Counts
304 → 304
Iterations

Useful iterations: 1 (34.0ms)

IterNodesCost
015663649
150013558

prune753.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ x (- y t))
5.3b
(* (/ x (- y t)) (* (/ 1 z) 2.0))

rewrite34.0ms

Algorithm
rewrite-expression-head
Rules
39×add-exp-log
35×add-sqr-sqrt *-un-lft-identity
30×times-frac
25×add-cbrt-cube
21×add-cube-cbrt associate-*l*
18×prod-exp
10×div-exp cbrt-unprod
7×pow1 distribute-lft-out-- difference-of-squares
6×cbrt-undiv
5×associate-/r*
4×associate-/r/
3×pow-prod-down associate-*l/ associate-/l*
2×expm1-log1p-u rec-exp flip3-- 1-exp flip-- log1p-expm1-u div-inv add-log-exp
1×frac-times frac-2neg associate-*r/ associate-*r* clear-num *-commutative
Counts
2 → 92
Calls
2 calls:
5.0ms
(/ x (- y t))
26.0ms
(* (/ x (- y t)) (* (/ 1 z) 2.0))

series109.0ms

Counts
2 → 6
Calls
2 calls:
33.0ms
(/ x (- y t))
76.0ms
(* (/ x (- y t)) (* (/ 1 z) 2.0))

simplify50.0ms

Algorithm
egg-herbie
Counts
98 → 98
Iterations

Useful iterations: 1 (12.0ms)

IterNodesCost
0428552
11844460
25002460

prune197.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0b

localize11.0ms

Local error

Found 2 expressions with local error:

0.0b
(* z (- y t))
5.4b
(/ x (* z (- y t)))

rewrite19.0ms

Algorithm
rewrite-expression-head
Rules
22×add-sqr-sqrt
20×*-un-lft-identity
18×add-cube-cbrt prod-diff
11×distribute-rgt-in distribute-lft-in
9×add-exp-log add-cbrt-cube
5×associate-*r*
4×pow1 associate-*r/
3×times-frac associate-*l* associate-/l*
2×cbrt-undiv expm1-log1p-u sub-neg flip3-- div-exp prod-exp associate-/r/ flip-- cbrt-unprod log1p-expm1-u add-log-exp
1×frac-2neg pow-prod-down clear-num associate-/r* *-commutative div-inv distribute-lft-out-- difference-of-squares unswap-sqr
Counts
2 → 71
Calls
2 calls:
11.0ms
(* z (- y t))
5.0ms
(/ x (* z (- y t)))

series75.0ms

Counts
2 → 6
Calls
2 calls:
39.0ms
(* z (- y t))
36.0ms
(/ x (* z (- y t)))

simplify36.0ms

Algorithm
egg-herbie
Counts
77 → 77
Iterations

Useful iterations: 2 (30.0ms)

IterNodesCost
0266484
11063324
25001318

prune117.0ms

Pruning

6 alts after pruning (3 fresh and 3 done)

Merged error: 0b

regimes125.0ms

Accuracy

58% (2.5b remaining)

Error of 2.5b against oracle of 0.0b and baseline of 5.9b

bsearch43.0ms

Steps
ItersRangePoint
5
1.8560583970761108e+78
3.774079908623601e+78
1.9443547244995207e+78
4
-5.263448010008882e-59
-3.024098656118818e-59
-5.163511120146309e-59

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02913
12913

end0.0ms

sample716.0ms

Algorithm
intervals
Results
492.0ms8729×body80valid