Details

Time bar (total: 3.2s)

sample26.0ms

Algorithm
intervals
Results
9.0ms353×body80valid

simplify40.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0154
1264
2464
3854
41274
51484
61654
72154
83034
93894
106024
117124
127914
137914

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 6.2b

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(* y (- z t))
7.4b
(/ (* y (- z t)) a)

rewrite38.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt
9×add-exp-log add-cbrt-cube
8×*-un-lft-identity
6×add-cube-cbrt
5×associate-*r*
4×pow1 associate-*r/
3×times-frac associate-*l* associate-/r*
2×cbrt-undiv distribute-rgt-in sub-neg flip3-- distribute-lft-in div-exp prod-exp flip-- cbrt-unprod associate-/l/ add-log-exp
1×frac-2neg pow-prod-down clear-num *-commutative div-inv associate-/l* distribute-lft-out-- difference-of-squares unswap-sqr
Counts
2 → 49
Calls
2 calls:
22.0ms
(* y (- z t))
15.0ms
(/ (* y (- z t)) a)

series77.0ms

Counts
2 → 6
Calls
2 calls:
34.0ms
(* y (- z t))
43.0ms
(/ (* y (- z t)) a)

simplify31.0ms

Algorithm
egg-herbie
Counts
55 → 55
Iterations

Useful iterations: 1 (7.0ms)

IterNodesCost
0231226
11033189
25002189

prune102.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ a (- z t))
6.5b
(/ y (/ a (- z t)))

rewrite35.0ms

Algorithm
rewrite-expression-head
Rules
138×times-frac
102×add-sqr-sqrt *-un-lft-identity
70×add-cube-cbrt
26×associate-/r*
16×distribute-lft-out-- difference-of-squares
11×associate-/r/
9×add-exp-log add-cbrt-cube
6×div-inv associate-/l*
5×flip3-- flip--
4×cbrt-undiv div-exp
2×pow1 frac-2neg clear-num add-log-exp
Counts
2 → 139
Calls
2 calls:
10.0ms
(/ a (- z t))
16.0ms
(/ y (/ a (- z t)))

series79.0ms

Counts
2 → 6
Calls
2 calls:
32.0ms
(/ a (- z t))
46.0ms
(/ y (/ a (- z t)))

simplify84.0ms

Algorithm
egg-herbie
Counts
145 → 145
Iterations

Useful iterations: 2 (62.0ms)

IterNodesCost
04811051
121901013
250011004

prune396.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ 1 (- z t))
6.7b
(/ (/ y a) (/ 1 (- z t)))

rewrite68.0ms

Algorithm
rewrite-expression-head
Rules
696×times-frac
384×add-sqr-sqrt *-un-lft-identity
292×add-cube-cbrt
46×distribute-lft-out-- difference-of-squares
38×div-inv
31×associate-/r/
28×add-exp-log
26×associate-/r*
18×div-exp
16×add-cbrt-cube associate-/l*
15×flip3-- flip--
9×cbrt-undiv
3×pow1 rec-exp 1-exp
2×frac-2neg clear-num add-log-exp
1×pow-flip associate-/l/ inv-pow
Counts
2 → 372
Calls
2 calls:
12.0ms
(/ 1 (- z t))
29.0ms
(/ (/ y a) (/ 1 (- z t)))

series84.0ms

Counts
2 → 6
Calls
2 calls:
32.0ms
(/ 1 (- z t))
52.0ms
(/ (/ y a) (/ 1 (- z t)))

simplify71.0ms

Algorithm
egg-herbie
Counts
378 → 378
Iterations

Useful iterations: 1 (31.0ms)

IterNodesCost
016454160
150013758

prune687.0ms

Pruning

5 alts after pruning (2 fresh and 3 done)

Merged error: 0b

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- z t) a)
6.9b
(* y (/ (- z t) a))

rewrite46.0ms

Algorithm
rewrite-expression-head
Rules
41×add-sqr-sqrt
36×*-un-lft-identity
31×times-frac
22×add-cube-cbrt
19×associate-*r*
9×add-exp-log add-cbrt-cube
7×distribute-lft-out-- difference-of-squares
5×associate-/l*
4×pow1
3×associate-*l* associate-/r*
2×cbrt-undiv div-exp prod-exp cbrt-unprod div-inv associate-/l/ add-log-exp unswap-sqr
1×flip3-- frac-2neg div-sub associate-*r/ pow-prod-down clear-num *-commutative flip--
Counts
2 → 76
Calls
2 calls:
17.0ms
(/ (- z t) a)
26.0ms
(* y (/ (- z t) a))

series70.0ms

Counts
2 → 6
Calls
2 calls:
27.0ms
(/ (- z t) a)
43.0ms
(* y (/ (- z t) a))

simplify35.0ms

Algorithm
egg-herbie
Counts
82 → 82
Iterations

Useful iterations: 2 (29.0ms)

IterNodesCost
0276403
11172372
25001366

prune161.0ms

Pruning

5 alts after pruning (1 fresh and 4 done)

Merged error: 0b

regimes312.0ms

Accuracy

78.4% (0.6b remaining)

Error of 0.6b against oracle of 0.0b and baseline of 2.7b

bsearch1.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02618
12618

end0.0ms

sample728.0ms

Algorithm
intervals
Results
278.0ms10654×body80valid