Details

Time bar (total: 3.9s)

sample21.0ms

Algorithm
intervals
Results
10.0ms277×body80valid

simplify66.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
0215
1355
2565
3945
41505
51855
62035
72305
82805
93685
104575
117235
129225
1310385
1410605
1510605

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 1.1b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- z t) (- z a))
1.2b
(* y (/ (- z t) (- z a)))

rewrite40.0ms

Algorithm
rewrite-expression-head
Rules
75×add-sqr-sqrt
70×*-un-lft-identity
51×times-frac
31×associate-*r*
26×add-cube-cbrt
22×distribute-lft-out-- difference-of-squares
add-exp-log add-cbrt-cube
associate-/r* associate-/l*
pow1 associate-/r/
flip3-- associate-*l* flip--
cbrt-undiv div-exp prod-exp cbrt-unprod div-inv associate-/l/ add-log-exp unswap-sqr
frac-2neg div-sub associate-*r/ pow-prod-down clear-num *-commutative
Counts
2 → 102
Calls
2 calls:
11.0ms
(/ (- z t) (- z a))
24.0ms
(* y (/ (- z t) (- z a)))

series106.0ms

Counts
2 → 6
Calls
2 calls:
43.0ms
(/ (- z t) (- z a))
63.0ms
(* y (/ (- z t) (- z a)))

simplify39.0ms

Algorithm
egg-herbie
Counts
108 → 108
Iterations

Useful iterations: 1 (9.0ms)

IterNodesCost
0351647
11392606
25002606

prune246.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0b

localize9.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ z (- z a))
0.0b
(/ t (- z a))
0.0b
(- (/ z (- z a)) (/ t (- z a)))
1.2b
(* y (- (/ z (- z a)) (/ t (- z a))))

rewrite223.0ms

Algorithm
rewrite-expression-head
Rules
98×*-un-lft-identity
80×add-sqr-sqrt
66×times-frac
32×distribute-lft-out--
30×add-cube-cbrt
20×difference-of-squares
18×associate-*r*
12×associate-/r/
10×add-exp-log associate-/r* add-cbrt-cube
flip3-- flip--
pow1 distribute-rgt-out-- div-inv associate-/l* add-log-exp
associate-*r/
sub-neg associate-*l*
cbrt-undiv distribute-rgt-in frac-2neg distribute-lft-in div-exp clear-num frac-sub sub-div
diff-log pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
4 → 144
Calls
4 calls:
5.0ms
(/ z (- z a))
5.0ms
(/ t (- z a))
52.0ms
(- (/ z (- z a)) (/ t (- z a)))
155.0ms
(* y (- (/ z (- z a)) (/ t (- z a))))

series319.0ms

Counts
4 → 12
Calls
4 calls:
45.0ms
(/ z (- z a))
28.0ms
(/ t (- z a))
114.0ms
(- (/ z (- z a)) (/ t (- z a)))
132.0ms
(* y (- (/ z (- z a)) (/ t (- z a))))

simplify50.0ms

Algorithm
egg-herbie
Counts
156 → 156
Iterations

Useful iterations: 1 (11.0ms)

IterNodesCost
0429888
11588838
25002838

prune404.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ y (- z a))
7.8b
(* (/ y (- z a)) (- z t))

rewrite35.0ms

Algorithm
rewrite-expression-head
Rules
43×add-sqr-sqrt
38×*-un-lft-identity
31×times-frac
22×add-cube-cbrt
21×associate-*l*
add-exp-log add-cbrt-cube
distribute-lft-out-- difference-of-squares
associate-*r* associate-/r*
pow1 flip3-- associate-/r/ flip--
associate-/l*
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
frac-2neg pow-prod-down associate-*l/ clear-num *-commutative
Counts
2 → 87
Calls
2 calls:
7.0ms
(/ y (- z a))
24.0ms
(* (/ y (- z a)) (- z t))

series140.0ms

Counts
2 → 6
Calls
2 calls:
28.0ms
(/ y (- z a))
112.0ms
(* (/ y (- z a)) (- z t))

simplify41.0ms

Algorithm
egg-herbie
Counts
93 → 93
Iterations

Useful iterations: 1 (10.0ms)

IterNodesCost
0341497
11399459
25001459

prune238.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

localize12.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (- z t))
0.6b
(cbrt (- z t))
2.6b
(* (* (/ y (- z a)) (* (cbrt (- z t)) (cbrt (- z t)))) (cbrt (- z t)))
5.5b
(* (/ y (- z a)) (* (cbrt (- z t)) (cbrt (- z t))))

rewrite172.0ms

Algorithm
rewrite-expression-head
Rules
136×cbrt-div
98×frac-times
69×flip3-- flip--
50×associate-*r/
37×associate-*l/
34×add-exp-log
32×add-sqr-sqrt
29×*-un-lft-identity
22×associate-*l*
21×add-cbrt-cube
18×pow1
17×add-cube-cbrt prod-exp cbrt-unprod
16×times-frac
15×cbrt-prod
associate-*r* pow-prod-down
distribute-lft-out-- difference-of-squares
cbrt-undiv div-exp add-log-exp
pow1/3 associate-/r/ *-commutative unswap-sqr
div-inv
Counts
4 → 172
Calls
4 calls:
2.0ms
(cbrt (- z t))
2.0ms
(cbrt (- z t))
116.0ms
(* (* (/ y (- z a)) (* (cbrt (- z t)) (cbrt (- z t)))) (cbrt (- z t)))
40.0ms
(* (/ y (- z a)) (* (cbrt (- z t)) (cbrt (- z t))))

series548.0ms

Counts
4 → 12
Calls
4 calls:
153.0ms
(cbrt (- z t))
152.0ms
(cbrt (- z t))
116.0ms
(* (* (/ y (- z a)) (* (cbrt (- z t)) (cbrt (- z t)))) (cbrt (- z t)))
126.0ms
(* (/ y (- z a)) (* (cbrt (- z t)) (cbrt (- z t))))

simplify77.0ms

Algorithm
egg-herbie
Counts
184 → 184
Iterations

Useful iterations: 2 (56.0ms)

IterNodesCost
07752471
124282234
250012178

prune510.0ms

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0b

regimes110.0ms

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
0137
1137

end0.0ms

sample515.0ms

Algorithm
intervals
Results
260.0ms8737×body80valid
0.0msbody320valid