Details

Time bar (total: 18.1s)

sample66.0ms

Algorithm
intervals
Results
20.0ms182×body80valid
18.0ms32×body640valid
9.0ms27×body320valid
4.0msbody1280valid
2.0msbody160valid

simplify3.5s

Counts
1 → 1
Iterations
IterNodes
done5002
134169
123568
113113
102621
92078
81683
71107
6562
5259
4129
373
233
116
08

prune12.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 17.8b

localize13.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- x 1.0) (+ 1.0 y))
18.2b
(fma (/ (- x 1.0) (+ 1.0 y)) y 1.0)

rewrite19.0ms

Algorithm
rewrite-expression-head
Rules
35×*-un-lft-identity
23×add-sqr-sqrt
20×times-frac
13×add-cube-cbrt
distribute-lft-out
associate-/l* distribute-lft-out-- difference-of-squares
associate-/r* add-cbrt-cube add-exp-log
expm1-log1p-u pow1 associate-/r/ insert-posit16 log1p-expm1-u add-log-exp associate-/l/
cbrt-undiv clear-num frac-2neg flip3-+ flip3-- div-sub div-exp flip-+ fma-udef div-inv flip--
Counts
2 → 60
Calls
2 calls:
17.0ms
(/ (- x 1.0) (+ 1.0 y))
0.0ms
(fma (/ (- x 1.0) (+ 1.0 y)) y 1.0)

series158.0ms

Counts
2 → 6
Calls
2 calls:
46.0ms
(/ (- x 1.0) (+ 1.0 y))
112.0ms
(fma (/ (- x 1.0) (+ 1.0 y)) y 1.0)

simplify2.7s

Counts
66 → 66
Iterations
IterNodes
done5000
33563
2882
1284
0116

prune305.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.1b

localize36.0ms

Local error

Found 4 expressions with local error:

0.2b
(cbrt (fma (/ (- x 1.0) (+ 1.0 y)) y 1.0))
18.2b
(fma (/ (- x 1.0) (+ 1.0 y)) y 1.0)
18.2b
(fma (/ (- x 1.0) (+ 1.0 y)) y 1.0)
18.2b
(fma (/ (- x 1.0) (+ 1.0 y)) y 1.0)

rewrite4.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
expm1-log1p-u pow1 add-cbrt-cube add-exp-log insert-posit16 log1p-expm1-u add-log-exp
cbrt-prod fma-udef
pow1/3
Counts
4 → 47
Calls
4 calls:
2.0ms
(cbrt (fma (/ (- x 1.0) (+ 1.0 y)) y 1.0))
1.0ms
(fma (/ (- x 1.0) (+ 1.0 y)) y 1.0)
1.0ms
(fma (/ (- x 1.0) (+ 1.0 y)) y 1.0)
1.0ms
(fma (/ (- x 1.0) (+ 1.0 y)) y 1.0)

series685.0ms

Counts
4 → 12
Calls
4 calls:
343.0ms
(cbrt (fma (/ (- x 1.0) (+ 1.0 y)) y 1.0))
126.0ms
(fma (/ (- x 1.0) (+ 1.0 y)) y 1.0)
103.0ms
(fma (/ (- x 1.0) (+ 1.0 y)) y 1.0)
112.0ms
(fma (/ (- x 1.0) (+ 1.0 y)) y 1.0)

simplify2.2s

Counts
59 → 59
Iterations
IterNodes
done5002
31681
2514
1182
078

prune378.0ms

Pruning

5 alts after pruning (3 fresh and 2 done)

Merged error: 0.1b

localize17.0ms

Local error

Found 3 expressions with local error:

0.0b
(* (- 1.0 x) y)
2.9b
(- 1.0 (/ (* (- 1.0 x) y) (+ y 1.0)))
5.5b
(/ (* (- 1.0 x) y) (+ y 1.0))

rewrite52.0ms

Algorithm
rewrite-expression-head
Rules
38×*-un-lft-identity
30×add-sqr-sqrt prod-diff
24×add-cube-cbrt
16×times-frac
10×add-cbrt-cube add-exp-log
associate-/r/
pow1 associate-*l* distribute-lft-out add-log-exp
associate-/r* flip3-+ associate-*l/ flip-+ div-inv
expm1-log1p-u flip3-- fma-neg associate-*r* insert-posit16 log1p-expm1-u flip--
cbrt-undiv div-exp prod-exp cbrt-unprod distribute-lft-out-- difference-of-squares associate-/l/
clear-num sub-neg frac-2neg diff-log pow-prod-down *-commutative associate-/l* unswap-sqr
Counts
3 → 105
Calls
3 calls:
15.0ms
(* (- 1.0 x) y)
15.0ms
(- 1.0 (/ (* (- 1.0 x) y) (+ y 1.0)))
19.0ms
(/ (* (- 1.0 x) y) (+ y 1.0))

series195.0ms

Counts
3 → 9
Calls
3 calls:
47.0ms
(* (- 1.0 x) y)
87.0ms
(- 1.0 (/ (* (- 1.0 x) y) (+ y 1.0)))
61.0ms
(/ (* (- 1.0 x) y) (+ y 1.0))

simplify2.3s

Counts
114 → 114
Iterations
IterNodes
done5003
21821
1554
0205

prune442.0ms

Pruning

5 alts after pruning (2 fresh and 3 done)

Merged error: 0.1b

localize17.0ms

Local error

Found 1 expressions with local error:

0.0b
(- (/ 1 y) (/ x y))

rewrite40.0ms

Algorithm
rewrite-expression-head
Rules
257×times-frac
209×add-sqr-sqrt
206×*-un-lft-identity
192×add-cube-cbrt
169×prod-diff
32×div-inv
13×fma-neg
difference-of-squares
distribute-lft-out--
distribute-rgt-out-- add-log-exp
expm1-log1p-u pow1 sub-neg flip3-- add-cbrt-cube diff-log add-exp-log frac-sub insert-posit16 log1p-expm1-u flip-- sub-div
Counts
1 → 213
Calls
1 calls:
31.0ms
(- (/ 1 y) (/ x y))

series42.0ms

Counts
1 → 3
Calls
1 calls:
41.0ms
(- (/ 1 y) (/ x y))

simplify2.8s

Counts
216 → 216
Iterations
IterNodes
done5001
33732
21464
1681
0300

prune257.0ms

Pruning

6 alts after pruning (2 fresh and 4 done)

Merged error: 0.1b

regimes273.0ms

Accuracy

99.9% (0.0b remaining)

Error of 0.1b against oracle of 0.1b and baseline of 14.6b

bsearch93.0ms

Steps
ItersRangePoint
7
3450257.8595304484
695318447.7085649
221673187.8082131
8
-2960407307.968478
-8916862.296519369
-148588481.45705655

simplify4.0ms

Iterations
IterNodes
done26
126
019

end0.0ms

sample1.4s

Algorithm
intervals
Results
602.0ms6072×body80valid
267.0ms722×body640valid
181.0ms391×body1280valid
115.0ms510×body320valid
46.0ms305×body160valid