Details

Time bar (total: 40.6s)

sample88.0ms

Algorithm
intervals
Results
24.0ms241×body80valid
7.0ms25×body320valid
7.0ms18×body640valid
4.0msbody1280valid
2.0msbody160valid

simplify4.8s

Counts
1 → 1
Iterations
IterNodes
done5000
61910
5805
4299
3108
243
120
011

prune61.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 13.6b

localize89.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- t x) (- a z))
16.1b
(fma (/ (- t x) (- a z)) (- y z) x)

rewrite83.0ms

Algorithm
rewrite-expression-head
Rules
38×add-sqr-sqrt *-un-lft-identity
25×times-frac
14×add-cube-cbrt
12×distribute-lft-out-- difference-of-squares
associate-/r* associate-/l*
add-cbrt-cube add-exp-log
expm1-log1p-u pow1 flip3-- associate-/r/ insert-posit16 log1p-expm1-u flip-- add-log-exp associate-/l/
cbrt-undiv clear-num frac-2neg div-sub div-exp fma-udef div-inv
Counts
2 → 66
Calls
2 calls:
76.0ms
(/ (- t x) (- a z))
2.0ms
(fma (/ (- t x) (- a z)) (- y z) x)

series337.0ms

Counts
2 → 6
Calls
2 calls:
141.0ms
(/ (- t x) (- a z))
196.0ms
(fma (/ (- t x) (- a z)) (- y z) x)

simplify4.6s

Counts
72 → 72
Iterations
IterNodes
done5000
32201
2672
1276
0120

prune1.3s

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 8.2b

localize99.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1 (- a z))
0.2b
(* (- t x) (/ 1 (- a z)))
16.1b
(fma (* (- t x) (/ 1 (- a z))) (- y z) x)

rewrite254.0ms

Algorithm
rewrite-expression-head
Rules
46×add-sqr-sqrt
40×*-un-lft-identity
32×times-frac
23×add-cube-cbrt
21×associate-*r*
16×add-exp-log
10×add-cbrt-cube
distribute-lft-out-- difference-of-squares
pow1
associate-/r* associate-*l*
flip3-- div-exp prod-exp associate-/r/ flip--
expm1-log1p-u insert-posit16 log1p-expm1-u associate-/l* add-log-exp unswap-sqr
frac-times cbrt-undiv rec-exp 1-exp associate-*l/ cbrt-unprod div-inv
clear-num frac-2neg pow-prod-down associate-*r/ un-div-inv *-commutative fma-udef pow-flip inv-pow
Counts
3 → 108
Calls
3 calls:
54.0ms
(/ 1 (- a z))
177.0ms
(* (- t x) (/ 1 (- a z)))
3.0ms
(fma (* (- t x) (/ 1 (- a z))) (- y z) x)

series476.0ms

Counts
3 → 9
Calls
3 calls:
60.0ms
(/ 1 (- a z))
138.0ms
(* (- t x) (/ 1 (- a z)))
277.0ms
(fma (* (- t x) (/ 1 (- a z))) (- y z) x)

simplify8.3s

Counts
117 → 117
Iterations
IterNodes
done5000
34064
21326
1373
0158

prune1.8s

Pruning

14 alts after pruning (13 fresh and 1 done)

Merged error: 8.2b

localize87.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- t x) (- a z))
16.1b
(fma (/ (- t x) (- a z)) (- y z) x)

rewrite62.0ms

Algorithm
rewrite-expression-head
Rules
38×add-sqr-sqrt *-un-lft-identity
25×times-frac
14×add-cube-cbrt
12×distribute-lft-out-- difference-of-squares
associate-/r* associate-/l*
add-cbrt-cube add-exp-log
expm1-log1p-u pow1 flip3-- associate-/r/ insert-posit16 log1p-expm1-u flip-- add-log-exp associate-/l/
cbrt-undiv clear-num frac-2neg div-sub div-exp fma-udef div-inv
Counts
2 → 66
Calls
2 calls:
55.0ms
(/ (- t x) (- a z))
2.0ms
(fma (/ (- t x) (- a z)) (- y z) x)

series359.0ms

Counts
2 → 6
Calls
2 calls:
145.0ms
(/ (- t x) (- a z))
214.0ms
(fma (/ (- t x) (- a z)) (- y z) x)

simplify4.8s

Counts
72 → 72
Iterations
IterNodes
done5000
32201
2672
1276
0120

prune1.0s

Pruning

14 alts after pruning (12 fresh and 2 done)

Merged error: 8.2b

localize158.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (- a z))
0.6b
(cbrt (- a z))
0.6b
(cbrt (- a z))
16.0b
(fma (* (/ 1 (* (cbrt (- a z)) (cbrt (- a z)))) (/ (- t x) (cbrt (- a z)))) (- y z) x)

rewrite56.0ms

Algorithm
rewrite-expression-head
Rules
15×cbrt-prod
13×add-sqr-sqrt *-un-lft-identity
add-cube-cbrt
cbrt-div
expm1-log1p-u pow1 add-cbrt-cube add-exp-log insert-posit16 log1p-expm1-u add-log-exp
flip3-- pow1/3 flip-- distribute-lft-out-- difference-of-squares
fma-udef
Counts
4 → 65
Calls
4 calls:
11.0ms
(cbrt (- a z))
18.0ms
(cbrt (- a z))
21.0ms
(cbrt (- a z))
3.0ms
(fma (* (/ 1 (* (cbrt (- a z)) (cbrt (- a z)))) (/ (- t x) (cbrt (- a z)))) (- y z) x)

series1.4s

Counts
4 → 12
Calls
4 calls:
347.0ms
(cbrt (- a z))
382.0ms
(cbrt (- a z))
384.0ms
(cbrt (- a z))
296.0ms
(fma (* (/ 1 (* (cbrt (- a z)) (cbrt (- a z)))) (/ (- t x) (cbrt (- a z)))) (- y z) x)

simplify4.0s

Counts
77 → 77
Iterations
IterNodes
done5005
31438
2467
1207
099

prune1.3s

Pruning

13 alts after pruning (11 fresh and 2 done)

Merged error: 8.2b

regimes2.7s

Accuracy

36.1% (5.1b remaining)

Error of 11.9b against oracle of 6.8b and baseline of 14.8b

bsearch7.0ms

simplify21.0ms

Iterations
IterNodes
done24
124
022

end0.0ms

sample2.4s

Algorithm
intervals
Results
1.3s7730×body80valid
223.0ms475×body640valid
143.0ms290×body1280valid
126.0ms418×body320valid
49.0ms297×body160valid
9.0ms18×body2560valid