Details

Time bar (total: 8.4s)

sample29.0ms

Algorithm
intervals
Results
15.0ms256×body80valid

simplify145.0ms

Counts
1 → 1
Iterations
IterNodes
done174
8174
7170
6160
5136
488
348
227
115
07

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 13.5b

localize11.0ms

Local error

Found 1 expressions with local error:

13.5b
(/ (* (* x 2.0) y) (- x y))

rewrite30.0ms

Algorithm
rewrite-expression-head
Rules
10×add-cbrt-cube add-exp-log
add-sqr-sqrt *-un-lft-identity
associate-/r* times-frac
cbrt-undiv div-exp prod-exp add-cube-cbrt cbrt-unprod
associate-/r/ distribute-lft-out-- difference-of-squares
expm1-log1p-u pow1 clear-num frac-2neg flip3-- insert-posit16 log1p-expm1-u div-inv flip-- associate-/l* add-log-exp
Counts
1 → 32
Calls
1 calls:
29.0ms
(/ (* (* x 2.0) y) (- x y))

series83.0ms

Counts
1 → 3
Calls
1 calls:
83.0ms
(/ (* (* x 2.0) y) (- x y))

simplify1.4s

Counts
35 → 35
Iterations
IterNodes
done5001
2872
1223
080

prune149.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize13.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ y (- x y))
6.5b
(* (* 2.0 x) (/ y (- x y)))

rewrite50.0ms

Algorithm
rewrite-expression-head
Rules
35×add-sqr-sqrt *-un-lft-identity
30×times-frac
21×associate-*r* add-cube-cbrt
16×add-cbrt-cube add-exp-log
pow1 distribute-lft-out-- difference-of-squares
prod-exp cbrt-unprod
associate-/r*
associate-/r/
cbrt-undiv div-exp pow-prod-down associate-/l*
expm1-log1p-u flip3-- insert-posit16 log1p-expm1-u div-inv flip-- add-log-exp
clear-num frac-2neg associate-*l* associate-*r/ *-commutative
Counts
2 → 84
Calls
2 calls:
11.0ms
(/ y (- x y))
37.0ms
(* (* 2.0 x) (/ y (- x y)))

series133.0ms

Counts
2 → 6
Calls
2 calls:
54.0ms
(/ y (- x y))
80.0ms
(* (* 2.0 x) (/ y (- x y)))

simplify1.7s

Counts
90 → 90
Iterations
IterNodes
done5000
21203
1338
0122

prune396.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 0.0b

localize26.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1 (- x y))
0.2b
(* y (/ 1 (- x y)))
6.5b
(* (* 2.0 x) (* y (/ 1 (- x y))))

rewrite128.0ms

Algorithm
rewrite-expression-head
Rules
51×add-exp-log
44×add-sqr-sqrt
38×*-un-lft-identity
32×times-frac
31×add-cbrt-cube
27×prod-exp
23×add-cube-cbrt
22×associate-*r*
18×pow1
15×cbrt-unprod
pow-prod-down
div-exp
distribute-lft-out-- difference-of-squares
associate-/r*
cbrt-undiv rec-exp 1-exp associate-*l* associate-*r/ associate-/r/
expm1-log1p-u insert-posit16 log1p-expm1-u associate-/l* add-log-exp unswap-sqr
flip3-- un-div-inv *-commutative div-inv flip--
clear-num frac-2neg pow-flip inv-pow
Counts
3 → 126
Calls
3 calls:
17.0ms
(/ 1 (- x y))
42.0ms
(* y (/ 1 (- x y)))
65.0ms
(* (* 2.0 x) (* y (/ 1 (- x y))))

series180.0ms

Counts
3 → 9
Calls
3 calls:
40.0ms
(/ 1 (- x y))
50.0ms
(* y (/ 1 (- x y)))
90.0ms
(* (* 2.0 x) (* y (/ 1 (- x y))))

simplify1.3s

Counts
135 → 135
Iterations
IterNodes
done5000
21353
1389
0155

prune346.0ms

Pruning

7 alts after pruning (4 fresh and 3 done)

Merged error: 0.0b

localize15.0ms

Local error

Found 1 expressions with local error:

6.7b
(/ (* x 2.0) (/ (- x y) y))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
49×times-frac
31×add-sqr-sqrt *-un-lft-identity
19×associate-/r* add-cube-cbrt
13×add-cbrt-cube add-exp-log
cbrt-undiv div-exp distribute-lft-out-- difference-of-squares
div-inv
prod-exp cbrt-unprod
expm1-log1p-u pow1 clear-num frac-2neg associate-/r/ insert-posit16 log1p-expm1-u associate-/l* add-log-exp
Counts
1 → 61
Calls
1 calls:
28.0ms
(/ (* x 2.0) (/ (- x y) y))

series92.0ms

Counts
1 → 3
Calls
1 calls:
92.0ms
(/ (* x 2.0) (/ (- x y) y))

simplify1.3s

Counts
64 → 64
Iterations
IterNodes
done5001
21159
1369
0136

prune140.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

regimes67.0ms

Accuracy

98.5% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 7.0b

bsearch82.0ms

Steps
ItersRangePoint
9
1.0685497444031966e+52
1.5718858767320834e+57
1.7651574500804557e+52
9
-6.02171750296329e-10
-5.3437485118684624e-15
-2.781519413694764e-10

simplify4.0ms

Iterations
IterNodes
done23
123
016

end0.0ms

sample636.0ms

Algorithm
intervals
Results
480.0ms8000×body80valid