Details

Time bar (total: 3.1s)

sample30.0ms

Algorithm
intervals
Results
17.0ms327×body80valid

simplify43.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0164
1324
2694
31484
42384
53644
65184
76384
87404
98134
108424
118424

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 7.4b

localize11.0ms

Local error

Found 2 expressions with local error:

0.0b
(- x (/ (* y (- z t)) a))
7.7b
(/ (* y (- z t)) a)

rewrite11.0ms

Algorithm
rewrite-expression-head
Rules
7×add-exp-log add-cbrt-cube
6×add-sqr-sqrt *-un-lft-identity
4×add-cube-cbrt add-log-exp
3×times-frac associate-/r*
2×pow1 cbrt-undiv flip3-- associate-*r/ div-exp flip-- associate-/l/
1×sub-neg frac-2neg diff-log prod-exp clear-num cbrt-unprod div-inv associate-/l* distribute-lft-out-- difference-of-squares
Counts
2 → 37
Calls
2 calls:
4.0ms
(- x (/ (* y (- z t)) a))
6.0ms
(/ (* y (- z t)) a)

series96.0ms

Counts
2 → 6
Calls
2 calls:
50.0ms
(- x (/ (* y (- z t)) a))
46.0ms
(/ (* y (- z t)) a)

simplify96.0ms

Algorithm
egg-herbie
Counts
43 → 43
Iterations

Useful iterations: 2 (22.0ms)

IterNodesCost
0227247
1834224
24221218
35001218

prune98.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b
(- x (/ y (/ a (- z t))))
0.0b
(/ a (- z t))
6.0b
(/ y (/ a (- z t)))

rewrite52.0ms

Algorithm
rewrite-expression-head
Rules
141×times-frac
112×add-sqr-sqrt
105×*-un-lft-identity
71×add-cube-cbrt
26×associate-/r*
19×difference-of-squares
17×distribute-lft-out--
11×associate-/r/
10×add-exp-log add-cbrt-cube
6×flip3-- flip-- div-inv associate-/l*
5×add-log-exp
4×cbrt-undiv div-exp
3×pow1
2×frac-2neg clear-num
1×sub-neg diff-log
Counts
3 → 155
Calls
3 calls:
30.0ms
(- x (/ y (/ a (- z t))))
5.0ms
(/ a (- z t))
9.0ms
(/ y (/ a (- z t)))

series127.0ms

Counts
3 → 9
Calls
3 calls:
44.0ms
(- x (/ y (/ a (- z t))))
32.0ms
(/ a (- z t))
51.0ms
(/ y (/ a (- z t)))

simplify58.0ms

Algorithm
egg-herbie
Counts
164 → 164
Iterations

Useful iterations: 2 (45.0ms)

IterNodesCost
05511200
123711160
250011157

prune397.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(- x (* (/ y a) (- z t)))
7.2b
(* (/ y a) (- z t))

rewrite19.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×associate-*l*
12×*-un-lft-identity
10×add-cube-cbrt times-frac
7×add-exp-log add-cbrt-cube
5×sub-neg associate-*r*
4×pow1 distribute-rgt-in distribute-lft-in associate--r+ add-log-exp
3×flip3-- flip--
2×frac-times associate-*r/ prod-exp cbrt-unprod unswap-sqr
1×cbrt-undiv diff-log div-exp pow-prod-down associate-*l/ *-commutative div-inv distribute-lft-out-- difference-of-squares
Counts
2 → 58
Calls
2 calls:
2.0ms
(- x (* (/ y a) (- z t)))
15.0ms
(* (/ y a) (- z t))

series299.0ms

Counts
2 → 6
Calls
2 calls:
46.0ms
(- x (* (/ y a) (- z t)))
253.0ms
(* (/ y a) (- z t))

simplify37.0ms

Algorithm
egg-herbie
Counts
64 → 64
Iterations

Useful iterations: 2 (32.0ms)

IterNodesCost
0316343
11221313
25001305

prune129.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b
(- x (* y (/ (- z t) a)))
0.0b
(/ (- z t) a)
6.1b
(* y (/ (- z t) a))

rewrite26.0ms

Algorithm
rewrite-expression-head
Rules
42×add-sqr-sqrt
37×*-un-lft-identity
31×times-frac
23×add-cube-cbrt
19×associate-*r*
10×add-exp-log add-cbrt-cube
7×distribute-lft-out-- difference-of-squares
5×pow1 associate-/l* add-log-exp
3×associate-*l* associate-/r*
2×cbrt-undiv flip3-- div-exp prod-exp flip-- cbrt-unprod div-inv associate-/l/ unswap-sqr
1×sub-neg frac-2neg diff-log div-sub associate-*r/ pow-prod-down clear-num *-commutative
Counts
3 → 88
Calls
3 calls:
2.0ms
(- x (* y (/ (- z t) a)))
7.0ms
(/ (- z t) a)
14.0ms
(* y (/ (- z t) a))

series122.0ms

Counts
3 → 9
Calls
3 calls:
48.0ms
(- x (* y (/ (- z t) a)))
25.0ms
(/ (- z t) a)
49.0ms
(* y (/ (- z t) a))

simplify41.0ms

Algorithm
egg-herbie
Counts
97 → 97
Iterations

Useful iterations: 2 (35.0ms)

IterNodesCost
0336506
11388473
25001461

prune191.0ms

Pruning

4 alts after pruning (1 fresh and 3 done)

Merged error: 0b

regimes195.0ms

Accuracy

51.5% (1.2b remaining)

Error of 1.3b against oracle of 0.0b and baseline of 2.6b

bsearch81.0ms

Steps
ItersRangePoint
8
5.180719834371168e-150
6.606070636226329e-147
1.8297702711364304e-148
8
-5.03496074542839e+68
-1.0929352752278947e+66
-1.5745896431018994e+66

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02713
12713

end0.0ms

sample865.0ms

Algorithm
intervals
Results
551.0ms10523×body80valid