Details

Time bar (total: 3.2s)

sample22.0ms

Algorithm
intervals
Results
8.0ms283×body80valid

simplify63.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 2 (4.0ms)

IterNodesCost
0185
1335
2614
31134
41734
52324
62804
73534
84854
96444
1010954
1113194
1214914
1315134
1415134

prune6.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ y (- z a))
1.7b
(fma (/ y (- z a)) (- z t) x)

rewrite13.0ms

Algorithm
rewrite-expression-head
Rules
20×add-sqr-sqrt *-un-lft-identity
15×times-frac
12×add-cube-cbrt
5×associate-/r*
4×add-exp-log add-cbrt-cube distribute-lft-out-- difference-of-squares
3×associate-/l*
2×pow1 expm1-log1p-u associate-/r/ log1p-expm1-u add-log-exp
1×cbrt-undiv flip3-- frac-2neg div-exp clear-num flip-- fma-udef div-inv
Counts
2 → 49
Calls
2 calls:
12.0ms
(/ y (- z a))
0.0ms
(fma (/ y (- z a)) (- z t) x)

series307.0ms

Counts
2 → 6
Calls
2 calls:
33.0ms
(/ y (- z a))
274.0ms
(fma (/ y (- z a)) (- z t) x)

simplify128.0ms

Algorithm
egg-herbie
Counts
55 → 55
Iterations

Useful iterations: 4 (124.0ms)

IterNodesCost
0170266
1464247
21318247
34468246
45001244

prune135.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize11.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1 (- z a))
0.2b
(* y (/ 1 (- z a)))
1.7b
(fma (* y (/ 1 (- z a))) (- z t) x)

rewrite47.0ms

Algorithm
rewrite-expression-head
Rules
44×add-sqr-sqrt
38×*-un-lft-identity
32×times-frac
23×add-cube-cbrt
21×associate-*r*
16×add-exp-log
10×add-cbrt-cube
7×distribute-lft-out-- difference-of-squares
6×pow1
5×associate-/r*
4×div-exp prod-exp associate-/r/
3×expm1-log1p-u associate-*l* log1p-expm1-u associate-/l* add-log-exp unswap-sqr
2×cbrt-undiv rec-exp flip3-- 1-exp flip-- cbrt-unprod div-inv
1×pow-flip frac-2neg associate-*r/ pow-prod-down clear-num un-div-inv *-commutative fma-udef inv-pow
Counts
3 → 99
Calls
3 calls:
12.0ms
(/ 1 (- z a))
31.0ms
(* y (/ 1 (- z a)))
0.0ms
(fma (* y (/ 1 (- z a))) (- z t) x)

series167.0ms

Counts
3 → 9
Calls
3 calls:
37.0ms
(/ 1 (- z a))
29.0ms
(* y (/ 1 (- z a)))
100.0ms
(fma (* y (/ 1 (- z a))) (- z t) x)

simplify71.0ms

Algorithm
egg-herbie
Counts
108 → 108
Iterations

Useful iterations: 3 (64.0ms)

IterNodesCost
0288498
11139430
24201384
35002382

prune215.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.0b

localize9.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (- z a) y)
0.6b
(/ 1 (/ (- z a) y))
1.7b
(fma (/ 1 (/ (- z a) y)) (- z t) x)

rewrite45.0ms

Algorithm
rewrite-expression-head
Rules
132×times-frac
101×add-sqr-sqrt *-un-lft-identity
69×add-cube-cbrt
22×associate-/r*
16×add-exp-log distribute-lft-out-- difference-of-squares
10×add-cbrt-cube
8×div-exp associate-/l*
6×div-inv
4×pow1 cbrt-undiv
3×expm1-log1p-u log1p-expm1-u add-log-exp
2×rec-exp frac-2neg 1-exp clear-num associate-/l/
1×flip3-- pow-flip div-sub associate-/r/ flip-- fma-udef inv-pow
Counts
3 → 152
Calls
3 calls:
18.0ms
(/ (- z a) y)
20.0ms
(/ 1 (/ (- z a) y))
0.0ms
(fma (/ 1 (/ (- z a) y)) (- z t) x)

series185.0ms

Counts
3 → 9
Calls
3 calls:
26.0ms
(/ (- z a) y)
70.0ms
(/ 1 (/ (- z a) y))
90.0ms
(fma (/ 1 (/ (- z a) y)) (- z t) x)

simplify48.0ms

Algorithm
egg-herbie
Counts
161 → 161
Iterations

Useful iterations: 2 (37.0ms)

IterNodesCost
04661074
11946948
25001842

prune280.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize8.0ms

Local error

Found 2 expressions with local error:

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

rewrite60.0ms

Algorithm
rewrite-expression-head
Rules
200×times-frac
170×add-sqr-sqrt *-un-lft-identity
86×add-cube-cbrt
42×distribute-lft-out-- difference-of-squares
22×associate-/r*
10×associate-/l*
9×add-exp-log add-cbrt-cube
8×div-inv
4×cbrt-undiv div-exp associate-/l/
2×pow1 expm1-log1p-u flip3-- frac-2neg div-sub clear-num flip-- log1p-expm1-u add-log-exp
1×associate-/r/
Counts
2 → 179
Calls
2 calls:
20.0ms
(/ (- z a) y)
30.0ms
(/ (- z t) (/ (- z a) y))

series124.0ms

Counts
2 → 6
Calls
2 calls:
26.0ms
(/ (- z a) y)
97.0ms
(/ (- z t) (/ (- z a) y))

simplify67.0ms

Algorithm
egg-herbie
Counts
185 → 185
Iterations

Useful iterations: 2 (52.0ms)

IterNodesCost
07121622
127831571
250011570

prune389.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

regimes176.0ms

Accuracy

73.8% (0.4b remaining)

Error of 0.4b against oracle of 0.0b and baseline of 1.4b

bsearch1.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
03124
13124

end0.0ms

sample593.0ms

Algorithm
intervals
Results
245.0ms8751×body80valid
0.0ms1×body160valid