Details

Time bar (total: 4.6s)

sample32.0ms

Algorithm
intervals
Results
19.0ms278×body80valid

simplify46.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0175
1325
2575
31005
41445
51775
62035
72635
83525
94455
106865
119095
129325
139325

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 10.9b

localize11.0ms

Local error

Found 2 expressions with local error:

0.0b
(* y (- z t))
11.2b
(/ (* y (- z t)) (- a t))

rewrite20.0ms

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:
9.0ms
(* y (- z t))
9.0ms
(/ (* y (- z t)) (- a t))

series105.0ms

Counts
2 → 6
Calls
2 calls:
36.0ms
(* y (- z t))
69.0ms
(/ (* y (- z t)) (- a t))

simplify37.0ms

Algorithm
egg-herbie
Counts
61 → 61
Iterations

Useful iterations: 1 (8.0ms)

IterNodesCost
0264276
11211239
25001239

prune138.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.0b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- a t) (- z t))
1.4b
(/ y (/ (- a t) (- z t)))

rewrite36.0ms

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:
10.0ms
(/ (- a t) (- z t))
14.0ms
(/ y (/ (- a t) (- z t)))

series202.0ms

Counts
2 → 6
Calls
2 calls:
51.0ms
(/ (- a t) (- z t))
152.0ms
(/ y (/ (- a t) (- z t)))

simplify71.0ms

Algorithm
egg-herbie
Counts
200 → 200
Iterations

Useful iterations: 2 (54.0ms)

IterNodesCost
06331784
128621733
250011730

prune467.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0b

localize13.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (- a t) (- z t))
0.4b
(/ 1 (/ (/ (- a t) (- z t)) y))
1.3b
(/ (/ (- a t) (- z t)) y)

rewrite113.0ms

Algorithm
rewrite-expression-head
Rules
1181×times-frac
793×add-sqr-sqrt *-un-lft-identity
449×add-cube-cbrt
172×distribute-lft-out-- difference-of-squares
105×associate-/r*
39×associate-/l*
35×associate-/r/
31×add-exp-log
23×div-inv
19×div-exp add-cbrt-cube
18×flip3-- flip--
10×cbrt-undiv
4×pow1
3×rec-exp frac-2neg 1-exp div-sub clear-num associate-/l/ add-log-exp
1×pow-flip inv-pow
Counts
3 → 611
Calls
3 calls:
11.0ms
(/ (- a t) (- z t))
30.0ms
(/ 1 (/ (/ (- a t) (- z t)) y))
20.0ms
(/ (/ (- a t) (- z t)) y)

series315.0ms

Counts
3 → 9
Calls
3 calls:
54.0ms
(/ (- a t) (- z t))
170.0ms
(/ 1 (/ (/ (- a t) (- z t)) y))
91.0ms
(/ (/ (- a t) (- z t)) y)

simplify107.0ms

Algorithm
egg-herbie
Counts
620 → 620
Iterations

Useful iterations: 1 (37.0ms)

IterNodesCost
017607383
150016711

prune1.3s

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- z t) (- a t))
1.4b
(* (/ (- z t) (- a t)) y)

rewrite43.0ms

Algorithm
rewrite-expression-head
Rules
75×add-sqr-sqrt
70×*-un-lft-identity
51×times-frac
31×associate-*l*
26×add-cube-cbrt
22×distribute-lft-out-- difference-of-squares
9×add-exp-log add-cbrt-cube
5×associate-/r* associate-/l*
4×pow1 associate-/r/
3×flip3-- associate-*r* flip--
2×cbrt-undiv div-exp prod-exp cbrt-unprod div-inv associate-/l/ add-log-exp unswap-sqr
1×frac-2neg div-sub pow-prod-down associate-*l/ clear-num *-commutative
Counts
2 → 102
Calls
2 calls:
13.0ms
(/ (- z t) (- a t))
24.0ms
(* (/ (- z t) (- a t)) y)

series152.0ms

Counts
2 → 6
Calls
2 calls:
48.0ms
(/ (- z t) (- a t))
104.0ms
(* (/ (- z t) (- a t)) y)

simplify97.0ms

Algorithm
egg-herbie
Counts
108 → 108
Iterations

Useful iterations: 2 (28.0ms)

IterNodesCost
0360653
11125612
24528611
35002611

prune244.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

regimes106.0ms

Accuracy

0% (1.2b remaining)

Error of 1.2b against oracle of 0.0b and baseline of 1.2b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0125
1125

end0.0ms

sample903.0ms

Algorithm
intervals
Results
624.0ms8718×body80valid
0.0ms1×body640valid
0.0ms1×body160valid