Details

Time bar (total: 4.8s)

sample27.0ms

Algorithm
intervals
Results
19.0ms256×body80valid

simplify128.0ms

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: 16.7b

localize10.0ms

Local error

Found 1 expressions with local error:

16.7b
(/ (* (* x 2.0) y) (- x y))

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
10×add-cbrt-cube add-exp-log
7×add-sqr-sqrt *-un-lft-identity
5×associate-/r* times-frac
3×cbrt-undiv div-exp prod-exp add-cube-cbrt cbrt-unprod
2×associate-/r/ distribute-lft-out-- difference-of-squares
1×pow1 clear-num frac-2neg flip3-- insert-posit16 div-inv flip-- associate-/l* add-log-exp
Counts
1 → 30
Calls
1 calls:
25.0ms
(/ (* (* x 2.0) y) (- x y))

series67.0ms

Counts
1 → 3
Calls
1 calls:
67.0ms
(/ (* (* x 2.0) y) (- x y))

simplify480.0ms

Counts
33 → 33
Iterations
IterNodes
done2002
2878
1220
078

prune74.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.0b

localize10.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ y (- x y))
7.3b
(* (* x 2.0) (/ y (- x y)))

rewrite37.0ms

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
7×pow1 distribute-lft-out-- difference-of-squares
6×prod-exp cbrt-unprod
5×associate-/r*
4×associate-/r/
3×cbrt-undiv div-exp pow-prod-down associate-/l*
2×flip3-- insert-posit16 div-inv flip-- add-log-exp
1×clear-num frac-2neg associate-*l* associate-*r/ *-commutative
Counts
2 → 80
Calls
2 calls:
8.0ms
(/ y (- x y))
28.0ms
(* (* x 2.0) (/ y (- x y)))

series117.0ms

Counts
2 → 6
Calls
2 calls:
50.0ms
(/ y (- x y))
67.0ms
(* (* x 2.0) (/ y (- x y)))

simplify635.0ms

Counts
86 → 86
Iterations
IterNodes
done2003
21179
1327
0118

prune228.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

localize10.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- x y) y)
7.3b
(/ (* x 2.0) (/ (- x y) y))

rewrite28.0ms

Algorithm
rewrite-expression-head
Rules
64×times-frac
50×add-sqr-sqrt *-un-lft-identity
30×add-cube-cbrt
22×associate-/r*
16×add-cbrt-cube add-exp-log
10×distribute-lft-out-- difference-of-squares
7×cbrt-undiv div-exp
6×associate-/l*
4×div-inv
2×pow1 clear-num frac-2neg prod-exp cbrt-unprod insert-posit16 add-log-exp associate-/l/
1×flip3-- div-sub associate-/r/ flip--
Counts
2 → 98
Calls
2 calls:
12.0ms
(/ (- x y) y)
15.0ms
(/ (* x 2.0) (/ (- x y) y))

series111.0ms

Counts
2 → 6
Calls
2 calls:
29.0ms
(/ (- x y) y)
82.0ms
(/ (* x 2.0) (/ (- x y) y))

simplify623.0ms

Counts
104 → 104
Iterations
IterNodes
done2005
21383
1417
0153

prune288.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize10.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (/ x y) 1)
7.3b
(/ (* x 2.0) (- (/ x y) 1))

rewrite33.0ms

Algorithm
rewrite-expression-head
Rules
37×add-sqr-sqrt
19×times-frac
16×*-un-lft-identity
12×difference-of-squares
10×associate-/r*
7×add-cbrt-cube add-exp-log
6×difference-of-sqr-1
4×add-cube-cbrt add-log-exp
3×distribute-lft-out--
2×pow1 cbrt-undiv flip3-- div-exp associate-/r/ insert-posit16 flip--
1×clear-num sub-neg frac-2neg diff-log prod-exp cbrt-unprod div-inv associate-/l*
Counts
2 → 58
Calls
2 calls:
13.0ms
(- (/ x y) 1)
19.0ms
(/ (* x 2.0) (- (/ x y) 1))

series76.0ms

Counts
2 → 6
Calls
2 calls:
18.0ms
(- (/ x y) 1)
58.0ms
(/ (* x 2.0) (- (/ x y) 1))

simplify377.0ms

Counts
64 → 64
Iterations
IterNodes
done2000
2752
1229
096

prune193.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

regimes117.0ms

Accuracy

93.2% (0.5b remaining)

Error of 0.6b against oracle of 0.1b and baseline of 7.6b

bsearch79.0ms

Steps
ItersRangePoint
10
9.685638179074109e+101
3.320362794364336e+114
9.799425869832502e+101
7
-1.160038304484463e+47
-5.414307445225446e+45
-9.50828047314787e+45

simplify3.0ms

Iterations
IterNodes
done24
124
017

end0.0ms

sample986.0ms

Algorithm
intervals
Results
818.0ms8000×body80valid