Details

Time bar (total: 42.0s)

sample82.0ms

Algorithm
intervals
Results
31.0ms333×body80valid

simplify10.0s

Counts
1 → 1
Iterations
IterNodes
done5000
214759
204527
194276
184020
173762
163533
153282
143028
132778
122557
112272
101923
91530
81074
7692
6384
5226
4139
365
230
116
09

prune74.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize51.0ms

Local error

Found 1 expressions with local error:

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

rewrite3.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt expm1-log1p-u pow1 *-un-lft-identity add-cbrt-cube add-exp-log add-cube-cbrt fma-udef insert-posit16 log1p-expm1-u add-log-exp
Counts
1 → 11
Calls
1 calls:
3.0ms
(fma (- t z) (/ y a) x)

series103.0ms

Counts
1 → 3
Calls
1 calls:
103.0ms
(fma (- t z) (/ y a) x)

simplify3.6s

Counts
14 → 14
Iterations
IterNodes
done5000
41403
3255
286
142
025

prune343.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.0b

localize122.0ms

Local error

Found 4 expressions with local error:

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

rewrite15.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
expm1-log1p-u pow1 add-cbrt-cube add-exp-log insert-posit16 log1p-expm1-u add-log-exp
cbrt-prod fma-udef
pow1/3
Counts
4 → 47
Calls
4 calls:
5.0ms
(cbrt (fma (- t z) (/ y a) x))
2.0ms
(fma (- t z) (/ y a) x)
2.0ms
(fma (- t z) (/ y a) x)
3.0ms
(fma (- t z) (/ y a) x)

series784.0ms

Counts
4 → 12
Calls
4 calls:
495.0ms
(cbrt (fma (- t z) (/ y a) x))
102.0ms
(fma (- t z) (/ y a) x)
89.0ms
(fma (- t z) (/ y a) x)
97.0ms
(fma (- t z) (/ y a) x)

simplify7.2s

Counts
59 → 59
Iterations
IterNodes
done5000
44523
3972
2276
1120
063

prune980.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0.0b

localize78.0ms

Local error

Found 3 expressions with local error:

0.0b
(- x (/ (* y (- z t)) a))
0.0b
(* y (- z t))
6.5b
(/ (* y (- z t)) a)

rewrite176.0ms

Algorithm
rewrite-expression-head
Rules
39×add-sqr-sqrt prod-diff
37×*-un-lft-identity
33×add-cube-cbrt
12×times-frac
11×distribute-rgt-in distribute-lft-in
10×add-cbrt-cube add-exp-log
pow1 associate-*r* add-log-exp
associate-*r/ div-inv
expm1-log1p-u associate-/r* sub-neg flip3-- fma-neg associate-*l* insert-posit16 log1p-expm1-u flip--
cbrt-undiv div-exp prod-exp cbrt-unprod distribute-lft-out-- difference-of-squares associate-/l/
clear-num frac-2neg diff-log pow-prod-down *-commutative associate-/l* unswap-sqr
Counts
3 → 114
Calls
3 calls:
22.0ms
(- x (/ (* y (- z t)) a))
81.0ms
(* y (- z t))
64.0ms
(/ (* y (- z t)) a)

series294.0ms

Counts
3 → 9
Calls
3 calls:
125.0ms
(- x (/ (* y (- z t)) a))
70.0ms
(* y (- z t))
98.0ms
(/ (* y (- z t)) a)

simplify4.2s

Counts
123 → 123
Iterations
IterNodes
done5000
21416
1558
0227

prune1.7s

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0b

localize125.0ms

Local error

Found 4 expressions with local error:

0.5b
(cbrt a)
0.5b
(cbrt a)
0.5b
(cbrt a)
6.0b
(* (/ y (* (cbrt a) (cbrt a))) (/ (- z t) (cbrt a)))

rewrite163.0ms

Algorithm
rewrite-expression-head
Rules
54×add-sqr-sqrt
40×times-frac
38×*-un-lft-identity
34×associate-*r*
26×cbrt-prod add-cube-cbrt
25×add-exp-log
18×add-cbrt-cube
prod-exp cbrt-unprod
cbrt-undiv div-exp associate-*l*
pow1 distribute-lft-out-- difference-of-squares unswap-sqr
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
pow1/3
div-inv
frac-times pow-prod-down associate-*l/ associate-*r/ *-commutative
Counts
4 → 116
Calls
4 calls:
3.0ms
(cbrt a)
3.0ms
(cbrt a)
3.0ms
(cbrt a)
146.0ms
(* (/ y (* (cbrt a) (cbrt a))) (/ (- z t) (cbrt a)))

series1.1s

Counts
4 → 12
Calls
4 calls:
329.0ms
(cbrt a)
301.0ms
(cbrt a)
295.0ms
(cbrt a)
182.0ms
(* (/ y (* (cbrt a) (cbrt a))) (/ (- z t) (cbrt a)))

simplify4.3s

Counts
128 → 128
Iterations
IterNodes
done5000
22139
1514
0167

prune1.9s

Pruning

6 alts after pruning (3 fresh and 3 done)

Merged error: 0b

regimes2.8s

Accuracy

45% (1.3b remaining)

Error of 1.4b against oracle of 0.0b and baseline of 2.5b

bsearch211.0ms

Steps
ItersRangePoint
8
2.035337811169731e-251
2.8194852871282345e-248
2.4923022658980086e-248
10
-0.21096739287213784
-4.276678962327964e-11
-2.380817727469377e-06

simplify31.0ms

Iterations
IterNodes
done22
122
021

end0.0ms

sample1.5s

Algorithm
intervals
Results
845.0ms10662×body80valid