Details

Time bar (total: 9.5s)

sample16.0ms

Algorithm
intervals
Results
7.0ms256×body80valid

simplify105.0ms

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

prune5.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 19.0b

localize16.0ms

Local error

Found 1 expressions with local error:

18.5b
(/ (* (* x 2.0) y) (- x y))

rewrite40.0ms

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-- div-inv flip-- associate-/l* add-log-exp
Counts
1 → 29
Calls
1 calls:
39.0ms
(/ (* (* x 2.0) y) (- x y))

series114.0ms

Counts
1 → 3
Calls
1 calls:
114.0ms
(/ (* (* x 2.0) y) (- x y))

simplify1.7s

Counts
32 → 32
Iterations
IterNodes
done5000
2877
1219
077

prune184.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.0b

localize10.0ms

Local error

Found 1 expressions with local error:

8.7b
(* (* 2.0 x) (/ y (- x y)))

rewrite32.0ms

Algorithm
rewrite-expression-head
Rules
21×associate-*r*
16×add-sqr-sqrt *-un-lft-identity
15×times-frac
13×add-cbrt-cube add-exp-log
10×add-cube-cbrt
6×pow1 prod-exp cbrt-unprod
3×pow-prod-down distribute-lft-out-- difference-of-squares
2×cbrt-undiv div-exp associate-/r/
1×flip3-- associate-*l* associate-*r/ *-commutative div-inv flip-- add-log-exp
Counts
1 → 41
Calls
1 calls:
30.0ms
(* (* 2.0 x) (/ y (- x y)))

series79.0ms

Counts
1 → 3
Calls
1 calls:
79.0ms
(* (* 2.0 x) (/ y (- x y)))

simplify3.0s

Counts
44 → 44
Iterations
IterNodes
done5001
34653
2991
1285
095

prune202.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0.0b

localize21.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- x y) y)
9.4b
(/ (* x 2.0) (/ (- x y) y))

rewrite46.0ms

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 add-log-exp associate-/l/
1×flip3-- div-sub associate-/r/ flip--
Counts
2 → 96
Calls
2 calls:
16.0ms
(/ (- x y) y)
24.0ms
(/ (* x 2.0) (/ (- x y) y))

series98.0ms

Counts
2 → 6
Calls
2 calls:
28.0ms
(/ (- x y) y)
70.0ms
(/ (* x 2.0) (/ (- x y) y))

simplify1.2s

Counts
102 → 102
Iterations
IterNodes
done5000
21363
1415
0151

prune357.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize9.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (* x 2.0) (- x y))
5.7b
(* (/ (* x 2.0) (- x y)) y)

rewrite45.0ms

Algorithm
rewrite-expression-head
Rules
16×add-cbrt-cube add-exp-log
15×add-sqr-sqrt
13×*-un-lft-identity
11×associate-*l*
10×times-frac
7×add-cube-cbrt
5×associate-/r* prod-exp cbrt-unprod
4×pow1 cbrt-undiv div-exp associate-/r/
3×associate-*r* distribute-lft-out-- difference-of-squares
2×flip3-- div-inv flip-- add-log-exp
1×clear-num frac-2neg pow-prod-down associate-*l/ *-commutative associate-/l* unswap-sqr
Counts
2 → 58
Calls
2 calls:
13.0ms
(/ (* x 2.0) (- x y))
30.0ms
(* (/ (* x 2.0) (- x y)) y)

series123.0ms

Counts
2 → 6
Calls
2 calls:
54.0ms
(/ (* x 2.0) (- x y))
69.0ms
(* (/ (* x 2.0) (- x y)) y)

simplify1.2s

Counts
64 → 64
Iterations
IterNodes
done5000
21166
1276
0101

prune236.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

regimes98.0ms

Accuracy

98.3% (0.1b remaining)

Error of 0.2b against oracle of 0.0b and baseline of 7.3b

bsearch76.0ms

Steps
ItersRangePoint
10
5.309240381750136e-51
1.1823000763036376e-39
1.5952121724649862e-42
6
-4.2511976837847073e+24
-3.075992494532151e+23
-3.473982491094752e+24

simplify4.0ms

Iterations
IterNodes
done20
120
015

end0.0ms

sample491.0ms

Algorithm
intervals
Results
335.0ms8000×body80valid