Details

Time bar (total: 6.4s)

sample23.0ms

Algorithm
intervals
Results
11.0ms256×body80valid

simplify23.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
079
1149
2289
3439
4479
done479

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 11.4b

localize8.0ms

Local error

Found 1 expressions with local error:

10.9b
(/ (+ x y) (* (* x 2.0) y))

rewrite45.0ms

Algorithm
rewrite-expression-head
Rules
10×add-exp-log add-cbrt-cube
7×*-un-lft-identity
4×times-frac associate-/l*
3×cbrt-undiv add-sqr-sqrt add-cube-cbrt div-exp prod-exp cbrt-unprod
2×associate-/l/ distribute-lft-out
1×pow1 expm1-log1p-u frac-2neg flip3-+ clear-num associate-/r* flip-+ log1p-expm1-u div-inv add-log-exp
Counts
1 → 29
Calls
1 calls:
44.0ms
(/ (+ x y) (* (* x 2.0) y))

series82.0ms

Counts
1 → 3
Calls
1 calls:
82.0ms
(/ (+ x y) (* (* x 2.0) y))

simplify873.0ms

Counts
32 → 32
Iterations

Useful iterations: 2 (153.0ms)

IterNodesCost
075426
1222411
2970333
done5001333

prune62.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0b

localize11.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (+ x y) (* x 2.0))
8.5b
(/ (/ (+ x y) (* x 2.0)) y)

rewrite76.0ms

Algorithm
rewrite-expression-head
Rules
44×times-frac
33×*-un-lft-identity
21×add-sqr-sqrt add-cube-cbrt
16×add-exp-log add-cbrt-cube
12×associate-/l*
7×cbrt-undiv div-exp
6×div-inv distribute-lft-out
4×associate-/r*
3×associate-/l/
2×pow1 expm1-log1p-u frac-2neg prod-exp clear-num cbrt-unprod log1p-expm1-u add-log-exp
1×flip3-+ flip-+
Counts
2 → 81
Calls
2 calls:
22.0ms
(/ (+ x y) (* x 2.0))
50.0ms
(/ (/ (+ x y) (* x 2.0)) y)

series140.0ms

Counts
2 → 6
Calls
2 calls:
64.0ms
(/ (+ x y) (* x 2.0))
76.0ms
(/ (/ (+ x y) (* x 2.0)) y)

simplify1.0s

Counts
87 → 87
Iterations

Useful iterations: 2 (329.0ms)

IterNodesCost
01381163
13521124
218571012
done50001012

prune223.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize9.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (+ x y) y)
9.3b
(* (/ 1 (* x 2.0)) (/ (+ x y) y))

rewrite127.0ms

Algorithm
rewrite-expression-head
Rules
49×add-exp-log
35×*-un-lft-identity
28×times-frac
26×add-sqr-sqrt
25×add-cbrt-cube
21×add-cube-cbrt
20×prod-exp
16×div-exp associate-*r*
8×cbrt-undiv cbrt-unprod
7×associate-*l* distribute-lft-out
4×pow1 rec-exp 1-exp associate-/l*
3×associate-/r* div-inv
2×expm1-log1p-u log1p-expm1-u associate-/l/ add-log-exp unswap-sqr
1×frac-times frac-2neg flip3-+ associate-*r/ pow-prod-down associate-*l/ clear-num *-commutative flip-+
Counts
2 → 94
Calls
2 calls:
29.0ms
(/ (+ x y) y)
89.0ms
(* (/ 1 (* x 2.0)) (/ (+ x y) y))

series126.0ms

Counts
2 → 6
Calls
2 calls:
32.0ms
(/ (+ x y) y)
94.0ms
(* (/ 1 (* x 2.0)) (/ (+ x y) y))

simplify2.4s

Counts
100 → 100
Iterations

Useful iterations: done (2.4s)

IterNodesCost
01541304
14731221
23370981
done5000971

prune230.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes40.0ms

Accuracy

93.9% (0.5b remaining)

Error of 0.5b against oracle of 0.0b and baseline of 8.6b

bsearch62.0ms

Steps
ItersRangePoint
8
6.395037173824922e+90
1.7587517921119726e+95
6.512387421164835e+90
7
-4.3470241882695893e-07
-9.72486159108584e-09
-2.221408588678627e-08

simplify3.0ms

Iterations

Useful iterations: 1 (2.0ms)

IterNodesCost
01737
12529
done2529

end0.0ms

sample782.0ms

Algorithm
intervals
Results
477.0ms8001×body80valid