Details

Time bar (total: 3.0s)

sample35.0ms

Algorithm
intervals
Results
20.0ms364×body80valid

simplify17.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (2.0ms)

IterNodesCost
0174
1354
2514
3714
4854
5894
6894

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 5.7b

localize11.0ms

Local error

Found 2 expressions with local error:

0.3b
(- (* x y) (* z t))
5.3b
(/ (- (* x y) (* z t)) a)

rewrite12.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
times-frac
add-exp-log add-cbrt-cube add-log-exp
associate-/r* associate-/l*
pow1 expm1-log1p-u flip3-- flip-- log1p-expm1-u associate-/l/
cbrt-undiv sub-neg frac-2neg fma-neg diff-log div-sub div-exp prod-diff clear-num div-inv
Counts
2 → 48
Calls
2 calls:
3.0ms
(- (* x y) (* z t))
8.0ms
(/ (- (* x y) (* z t)) a)

series100.0ms

Counts
2 → 6
Calls
2 calls:
47.0ms
(- (* x y) (* z t))
52.0ms
(/ (- (* x y) (* z t)) a)

simplify94.0ms

Algorithm
egg-herbie
Counts
54 → 54
Iterations

Useful iterations: 3 (89.0ms)

IterNodesCost
0218336
1769309
22931308
35001307

prune161.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 5.4b

localize8.0ms

Local error

Found 2 expressions with local error:

0.3b
(fma x y (- (* z t)))
5.3b
(/ (fma x y (- (* z t))) a)

rewrite4.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
times-frac
add-exp-log add-cbrt-cube
associate-/r* associate-/l*
pow1 expm1-log1p-u log1p-expm1-u add-log-exp
cbrt-undiv frac-2neg div-exp clear-num fma-udef div-inv
Counts
2 → 39
Calls
2 calls:
0.0ms
(fma x y (- (* z t)))
2.0ms
(/ (fma x y (- (* z t))) a)

series105.0ms

Counts
2 → 6
Calls
2 calls:
50.0ms
(fma x y (- (* z t)))
55.0ms
(/ (fma x y (- (* z t))) a)

simplify42.0ms

Algorithm
egg-herbie
Counts
45 → 45
Iterations

Useful iterations: 3 (37.0ms)

IterNodesCost
0113283
1323257
21205257
35002256

prune137.0ms

Pruning

8 alts after pruning (7 fresh and 1 done)

Merged error: 5.4b

localize9.0ms

Local error

Found 2 expressions with local error:

0.3b
(- (* x y) (* z t))
5.4b
(* (- (* x y) (* z t)) (/ 1 a))

rewrite20.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×associate-*r*
11×add-exp-log *-un-lft-identity times-frac
10×add-cube-cbrt
add-cbrt-cube
pow1 prod-exp add-log-exp
flip3-- associate-*l* flip-- unswap-sqr
expm1-log1p-u frac-times div-exp associate-*l/ cbrt-unprod log1p-expm1-u
cbrt-undiv sub-neg rec-exp fma-neg diff-log 1-exp associate-*r/ prod-diff pow-prod-down un-div-inv *-commutative div-inv
Counts
2 → 58
Calls
2 calls:
3.0ms
(- (* x y) (* z t))
15.0ms
(* (- (* x y) (* z t)) (/ 1 a))

series94.0ms

Counts
2 → 6
Calls
2 calls:
40.0ms
(- (* x y) (* z t))
54.0ms
(* (- (* x y) (* z t)) (/ 1 a))

simplify50.0ms

Algorithm
egg-herbie
Counts
64 → 64
Iterations

Useful iterations: 2 (39.0ms)

IterNodesCost
0292413
11156361
25001342

prune175.0ms

Pruning

10 alts after pruning (8 fresh and 2 done)

Merged error: 5.4b

localize13.0ms

Local error

Found 3 expressions with local error:

0.3b
(fma x y (- (* z t)))
0.6b
(/ 1 (/ a (fma x y (- (* z t)))))
5.3b
(/ a (fma x y (- (* z t))))

rewrite12.0ms

Algorithm
rewrite-expression-head
Rules
84×times-frac
53×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
16×add-exp-log associate-/r*
10×add-cbrt-cube
div-exp
div-inv associate-/l*
pow1 cbrt-undiv
expm1-log1p-u log1p-expm1-u add-log-exp
rec-exp frac-2neg 1-exp clear-num
pow-flip associate-/r/ fma-udef inv-pow
Counts
3 → 117
Calls
3 calls:
0.0ms
(fma x y (- (* z t)))
5.0ms
(/ 1 (/ a (fma x y (- (* z t)))))
2.0ms
(/ a (fma x y (- (* z t))))

series192.0ms

Counts
3 → 9
Calls
3 calls:
54.0ms
(fma x y (- (* z t)))
92.0ms
(/ 1 (/ a (fma x y (- (* z t)))))
45.0ms
(/ a (fma x y (- (* z t))))

simplify49.0ms

Algorithm
egg-herbie
Counts
126 → 126
Iterations

Useful iterations: 2 (37.0ms)

IterNodesCost
03381098
11459983
25002909

prune264.0ms

Pruning

10 alts after pruning (7 fresh and 3 done)

Merged error: 5.4b

regimes383.0ms

Accuracy

0% (0.3b remaining)

Error of 7.7b against oracle of 7.4b and baseline of 7.7b

bsearch0.0ms

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0144
1164
2164

end0.0ms

sample975.0ms

Algorithm
intervals
Results
625.0ms11263×body80valid