Details

Time bar (total: 3.3s)

sample34.0ms

Algorithm
intervals
Results
19.0ms339×body80valid

simplify44.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

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: 8.1b

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(* y (- z t))
8.5b
(/ (* y (- z t)) a)

rewrite17.0ms

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:
10.0ms
(* y (- z t))
6.0ms
(/ (* y (- z t)) a)

series86.0ms

Counts
2 → 6
Calls
2 calls:
35.0ms
(* y (- z t))
50.0ms
(/ (* y (- z t)) a)

simplify34.0ms

Algorithm
egg-herbie
Counts
55 → 55
Iterations

Useful iterations: 1 (7.0ms)

IterNodesCost
0231226
11033189
25002189

prune115.0ms

Pruning

8 alts after pruning (7 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)))

rewrite25.0ms

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:
5.0ms
(/ a (- z t))
12.0ms
(/ y (/ a (- z t)))

series84.0ms

Counts
2 → 6
Calls
2 calls:
31.0ms
(/ a (- z t))
53.0ms
(/ y (/ a (- z t)))

simplify55.0ms

Algorithm
egg-herbie
Counts
145 → 145
Iterations

Useful iterations: 2 (44.0ms)

IterNodesCost
04811051
121901013
250011004

prune364.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0b

localize11.0ms

Local error

Found 1 expressions with local error:

8.0b
(* (/ y a) (- z t))

rewrite17.0ms

Algorithm
rewrite-expression-head
Rules
16×add-sqr-sqrt
13×associate-*l*
11×*-un-lft-identity
10×times-frac
9×add-cube-cbrt
6×add-exp-log add-cbrt-cube
5×associate-*r*
3×pow1
2×distribute-rgt-in frac-times sub-neg flip3-- distribute-lft-in associate-*r/ prod-exp flip-- cbrt-unprod unswap-sqr
1×cbrt-undiv div-exp pow-prod-down associate-*l/ *-commutative div-inv distribute-lft-out-- add-log-exp difference-of-squares
Counts
1 → 42
Calls
1 calls:
16.0ms
(* (/ y a) (- z t))

series53.0ms

Counts
1 → 3
Calls
1 calls:
53.0ms
(* (/ y a) (- z t))

simplify83.0ms

Algorithm
egg-herbie
Counts
45 → 45
Iterations

Useful iterations: 1 (7.0ms)

IterNodesCost
0253228
1991200
24155200
35001200

prune101.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ 1 (- z t))
8.1b
(/ (/ y a) (/ 1 (- z t)))

rewrite53.0ms

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:
6.0ms
(/ 1 (- z t))
20.0ms
(/ (/ y a) (/ 1 (- z t)))

series94.0ms

Counts
2 → 6
Calls
2 calls:
35.0ms
(/ 1 (- z t))
59.0ms
(/ (/ y a) (/ 1 (- z t)))

simplify78.0ms

Algorithm
egg-herbie
Counts
378 → 378
Iterations

Useful iterations: 1 (35.0ms)

IterNodesCost
016454160
150013758

prune756.0ms

Pruning

6 alts after pruning (3 fresh and 3 done)

Merged error: 0b

regimes317.0ms

Accuracy

84.9% (0.4b remaining)

Error of 0.5b against oracle of 0.0b and baseline of 2.9b

bsearch1.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02512
12512

end0.0ms

sample878.0ms

Algorithm
intervals
Results
545.0ms10643×body80valid