Details

Time bar (total: 11.4s)

sample52.0ms

Algorithm
intervals
Results
20.0ms342×body80valid

simplify2.4s

Counts
1 → 1
Iterations
IterNodes
done5000
83315
71018
6353
5156
489
351
228
114
08

prune11.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize17.0ms

Local error

Found 1 expressions with local error:

1.6b
(fma (- y x) (/ z t) x)

rewrite1.0ms

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 log1p-expm1-u add-log-exp
Counts
1 → 10
Calls
1 calls:
1.0ms
(fma (- y x) (/ z t) x)

series51.0ms

Counts
1 → 3
Calls
1 calls:
51.0ms
(fma (- y x) (/ z t) x)

simplify1.2s

Counts
13 → 13
Iterations
IterNodes
done5001
41513
3263
286
141
023

prune68.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

localize9.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- y x) t)
5.3b
(* z (/ (- y x) t))

rewrite68.0ms

Algorithm
rewrite-expression-head
Rules
41×add-sqr-sqrt
36×*-un-lft-identity
31×times-frac
22×add-cube-cbrt
19×associate-*r*
add-cbrt-cube add-exp-log
distribute-lft-out-- difference-of-squares
associate-/l*
pow1
associate-/r* associate-*l*
expm1-log1p-u cbrt-undiv div-exp prod-exp cbrt-unprod log1p-expm1-u div-inv add-log-exp unswap-sqr associate-/l/
clear-num frac-2neg flip3-- div-sub pow-prod-down associate-*r/ *-commutative flip--
Counts
2 → 80
Calls
2 calls:
28.0ms
(/ (- y x) t)
36.0ms
(* z (/ (- y x) t))

series96.0ms

Counts
2 → 6
Calls
2 calls:
30.0ms
(/ (- y x) t)
66.0ms
(* z (/ (- y x) t))

simplify645.0ms

Counts
86 → 86
Iterations
IterNodes
done5001
21265
1301
0120

prune442.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0.0b

localize39.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (- y x))
0.6b
(cbrt (- y x))
0.6b
(cbrt (- y x))
5.3b
(* z (/ (* (cbrt (- y x)) (cbrt (- y x))) (/ t (cbrt (- y x)))))

rewrite116.0ms

Algorithm
rewrite-expression-head
Rules
59×times-frac
46×add-sqr-sqrt
36×*-un-lft-identity
35×associate-*r*
31×cbrt-prod
24×add-cube-cbrt
22×add-exp-log
16×add-cbrt-cube
cbrt-div
prod-exp cbrt-unprod
pow1 cbrt-undiv div-exp distribute-lft-out-- difference-of-squares
expm1-log1p-u flip3-- log1p-expm1-u flip-- add-log-exp unswap-sqr
pow1/3 associate-*l* associate-/r/
div-inv
pow-prod-down associate-*r/ *-commutative
Counts
4 → 115
Calls
4 calls:
5.0ms
(cbrt (- y x))
3.0ms
(cbrt (- y x))
5.0ms
(cbrt (- y x))
95.0ms
(* z (/ (* (cbrt (- y x)) (cbrt (- y x))) (/ t (cbrt (- y x)))))

series722.0ms

Counts
4 → 12
Calls
4 calls:
202.0ms
(cbrt (- y x))
235.0ms
(cbrt (- y x))
216.0ms
(cbrt (- y x))
68.0ms
(* z (/ (* (cbrt (- y x)) (cbrt (- y x))) (/ t (cbrt (- y x)))))

simplify1.4s

Counts
127 → 127
Iterations
IterNodes
done5001
23321
1621
0228

prune764.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0b

localize15.0ms

Local error

Found 2 expressions with local error:

0.0b
(* (- y x) z)
8.2b
(/ (* (- y x) z) t)

rewrite38.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt
add-cbrt-cube add-exp-log
*-un-lft-identity
add-cube-cbrt
associate-*l*
pow1 associate-*l/
associate-/r* times-frac associate-*r*
expm1-log1p-u cbrt-undiv flip3-- div-exp prod-exp cbrt-unprod log1p-expm1-u flip-- add-log-exp associate-/l/
clear-num frac-2neg pow-prod-down *-commutative div-inv associate-/l* distribute-lft-out-- difference-of-squares unswap-sqr
Counts
2 → 49
Calls
2 calls:
24.0ms
(* (- y x) z)
13.0ms
(/ (* (- y x) z) t)

series102.0ms

Counts
2 → 6
Calls
2 calls:
38.0ms
(* (- y x) z)
64.0ms
(/ (* (- y x) z) t)

simplify1.1s

Counts
55 → 55
Iterations
IterNodes
done5001
21259
1240
095

prune302.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

regimes311.0ms

Accuracy

1.1% (1.9b remaining)

Error of 1.9b against oracle of 0.0b and baseline of 2.0b

bsearch101.0ms

Steps
ItersRangePoint
10
1.46778627527946e-268
2.3467269485231145e-250
9.954863872437946e-260
6
-2.893414363532201e-289
-3.436791202762134e-290
-3.867509036970049e-290

simplify2.0ms

Iterations
IterNodes
done22
122
019

end0.0ms

sample1.3s

Algorithm
intervals
Results
525.0ms10762×body80valid