Details

Time bar (total: 37.2s)

sample45.0ms

Algorithm
intervals
Results
18.0ms271×body80valid

simplify119.0ms

Counts
1 → 1
Iterations
IterNodes
done144
6144
5142
4102
367
240
121
09

prune17.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 7.0b

localize17.0ms

Local error

Found 2 expressions with local error:

0.2b
(/ (/ 1.0 x) y)
7.9b
(/ (/ (/ 1.0 x) y) (fma z z 1.0))

rewrite69.0ms

Algorithm
rewrite-expression-head
Rules
468×times-frac
228×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
56×associate-/l*
22×div-inv
16×add-cbrt-cube add-exp-log
cbrt-undiv div-exp
associate-/r*
expm1-log1p-u pow1 clear-num frac-2neg log1p-expm1-u add-log-exp associate-/l/
Counts
2 → 266
Calls
2 calls:
16.0ms
(/ (/ 1.0 x) y)
19.0ms
(/ (/ (/ 1.0 x) y) (fma z z 1.0))

series137.0ms

Counts
2 → 6
Calls
2 calls:
43.0ms
(/ (/ 1.0 x) y)
94.0ms
(/ (/ (/ 1.0 x) y) (fma z z 1.0))

simplify970.0ms

Counts
272 → 272
Iterations
IterNodes
done5000
11189
0471

prune2.0s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 3.7b

localize33.0ms

Local error

Found 4 expressions with local error:

1.0b
(/ (/ (/ (/ 1.0 x) y) (sqrt (fma z z 1.0))) (sqrt (fma z z 1.0)))
2.9b
(/ (/ (/ 1.0 x) y) (sqrt (fma z z 1.0)))
15.7b
(sqrt (fma z z 1.0))
15.7b
(sqrt (fma z z 1.0))

rewrite529.0ms

Algorithm
rewrite-expression-head
Rules
6870×times-frac
2946×add-sqr-sqrt
2944×*-un-lft-identity add-cube-cbrt
1830×sqrt-prod
305×associate-/l*
205×div-inv
27×add-cbrt-cube add-exp-log
16×cbrt-undiv div-exp
12×associate-/r*
pow1
expm1-log1p-u log1p-expm1-u add-log-exp
rem-sqrt-square clear-num frac-2neg sqrt-pow1 pow1/2 associate-/l/
Counts
4 → 2217
Calls
4 calls:
171.0ms
(/ (/ (/ (/ 1.0 x) y) (sqrt (fma z z 1.0))) (sqrt (fma z z 1.0)))
28.0ms
(/ (/ (/ 1.0 x) y) (sqrt (fma z z 1.0)))
2.0ms
(sqrt (fma z z 1.0))
2.0ms
(sqrt (fma z z 1.0))

series419.0ms

Counts
4 → 12
Calls
4 calls:
94.0ms
(/ (/ (/ (/ 1.0 x) y) (sqrt (fma z z 1.0))) (sqrt (fma z z 1.0)))
167.0ms
(/ (/ (/ 1.0 x) y) (sqrt (fma z z 1.0)))
85.0ms
(sqrt (fma z z 1.0))
72.0ms
(sqrt (fma z z 1.0))

simplify2.6s

Counts
2229 → 2229
Iterations
IterNodes
done5000
02509

prune13.4s

Pruning

9 alts after pruning (8 fresh and 1 done)

Merged error: 3.7b

localize71.0ms

Local error

Found 4 expressions with local error:

1.1b
(/ (/ (/ (sqrt 1.0) x) (cbrt y)) (sqrt (cbrt (fma z z 1.0))))
15.7b
(sqrt (fma z z 1.0))
16.2b
(cbrt (fma z z 1.0))
16.2b
(cbrt (fma z z 1.0))

rewrite253.0ms

Algorithm
rewrite-expression-head
Rules
3624×times-frac
1649×add-sqr-sqrt
1648×*-un-lft-identity add-cube-cbrt
1365×sqrt-prod
1077×cbrt-prod
136×associate-/l*
71×div-inv
13×add-exp-log
11×add-cbrt-cube
associate-/r*
cbrt-undiv div-exp
pow1
expm1-log1p-u log1p-expm1-u add-log-exp
pow1/3
rem-sqrt-square clear-num frac-2neg sqrt-pow1 pow1/2 associate-/l/
Counts
4 → 1429
Calls
4 calls:
95.0ms
(/ (/ (/ (sqrt 1.0) x) (cbrt y)) (sqrt (cbrt (fma z z 1.0))))
2.0ms
(sqrt (fma z z 1.0))
1.0ms
(cbrt (fma z z 1.0))
1.0ms
(cbrt (fma z z 1.0))

series830.0ms

Counts
4 → 12
Calls
4 calls:
262.0ms
(/ (/ (/ (sqrt 1.0) x) (cbrt y)) (sqrt (cbrt (fma z z 1.0))))
67.0ms
(sqrt (fma z z 1.0))
273.0ms
(cbrt (fma z z 1.0))
228.0ms
(cbrt (fma z z 1.0))

simplify3.9s

Counts
1441 → 1441
Iterations
IterNodes
done5000
14147
01694

prune8.4s

Pruning

9 alts after pruning (7 fresh and 2 done)

Merged error: 3.7b

localize13.0ms

Local error

Found 2 expressions with local error:

0.5b
(/ (/ 1.0 1) (* (fma z z 1.0) (* y x)))
7.6b
(* (fma z z 1.0) (* y x))

rewrite62.0ms

Algorithm
rewrite-expression-head
Rules
37×add-exp-log
31×times-frac
28×add-cbrt-cube
17×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
15×div-exp
13×associate-/l*
12×prod-exp
cbrt-undiv cbrt-unprod
pow1
1-exp associate-*l* pow-prod-down div-inv
expm1-log1p-u log1p-expm1-u add-log-exp
clear-num associate-/r* frac-2neg associate-*r* *-commutative associate-/l/
Counts
2 → 75
Calls
2 calls:
33.0ms
(/ (/ 1.0 1) (* (fma z z 1.0) (* y x)))
24.0ms
(* (fma z z 1.0) (* y x))

series186.0ms

Counts
2 → 6
Calls
2 calls:
101.0ms
(/ (/ 1.0 1) (* (fma z z 1.0) (* y x)))
85.0ms
(* (fma z z 1.0) (* y x))

simplify1.5s

Counts
81 → 81
Iterations
IterNodes
done5001
22785
1473
0166

prune380.0ms

Pruning

9 alts after pruning (6 fresh and 3 done)

Merged error: 1.3b

regimes443.0ms

Accuracy

50.4% (1.6b remaining)

Error of 2.3b against oracle of 0.7b and baseline of 3.9b

bsearch1.0ms

simplify5.0ms

Iterations
IterNodes
done31
131
023

end0.0ms

sample886.0ms

Algorithm
intervals
Results
471.0ms8599×body80valid