Details

Time bar (total: 15.4s)

sample192.0ms

Algorithm
intervals
Results
89.0ms103×body1280valid
43.0ms83×body640valid
23.0ms250×body80nan
17.0ms39×body320valid
5.0ms20×body160valid
1.0ms11×body80valid

simplify161.0ms

Counts
1 → 1
Iterations
IterNodes
done197
8197
7194
6152
5136
4101
361
229
121
09

prune8.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 58.1b

localize15.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (+ x 1) (- 1 x))
6.3b
(log (/ (+ x 1) (- 1 x)))

rewrite31.0ms

Algorithm
rewrite-expression-head
Rules
78×*-un-lft-identity
52×add-sqr-sqrt
48×times-frac
30×log-prod
25×add-cube-cbrt
18×difference-of-squares
13×distribute-lft-out
distribute-lft-out--
add-exp-log
associate-/r*
add-cbrt-cube associate-/r/ associate-/l*
pow1
expm1-log1p-u flip3-- div-exp rem-log-exp insert-posit16 log1p-expm1-u div-inv flip-- add-log-exp associate-/l/
cbrt-undiv log-div clear-num frac-2neg flip3-+ log-pow flip-+
Counts
2 → 97
Calls
2 calls:
22.0ms
(/ (+ x 1) (- 1 x))
6.0ms
(log (/ (+ x 1) (- 1 x)))

series136.0ms

Counts
2 → 6
Calls
2 calls:
33.0ms
(/ (+ x 1) (- 1 x))
103.0ms
(log (/ (+ x 1) (- 1 x)))

simplify873.0ms

Counts
103 → 103
Iterations
IterNodes
done2005
32005
21036
1387
0166

prune559.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.0b

localize32.0ms

Local error

Found 3 expressions with local error:

0.0b
(fma 2/5 (pow x 5) (* (* 2/3 (* x x)) x))
0.1b
(* (* 2/3 (* x x)) x)
0.2b
(* 2/3 (* x x))

rewrite55.0ms

Algorithm
rewrite-expression-head
Rules
17×pow1 add-cbrt-cube add-exp-log
pow-prod-down prod-exp cbrt-unprod
add-sqr-sqrt
*-un-lft-identity add-cube-cbrt
associate-*r* associate-*l*
expm1-log1p-u insert-posit16 log1p-expm1-u add-log-exp
*-commutative
fma-udef unswap-sqr
Counts
3 → 57
Calls
3 calls:
0.0ms
(fma 2/5 (pow x 5) (* (* 2/3 (* x x)) x))
39.0ms
(* (* 2/3 (* x x)) x)
15.0ms
(* 2/3 (* x x))

series289.0ms

Counts
3 → 9
Calls
3 calls:
206.0ms
(fma 2/5 (pow x 5) (* (* 2/3 (* x x)) x))
53.0ms
(* (* 2/3 (* x x)) x)
30.0ms
(* 2/3 (* x x))

simplify946.0ms

Counts
66 → 66
Iterations
IterNodes
done2002
32002
2607
1198
080

prune669.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

localize19.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (log1p x) (log (- 1 x)))
6.3b
(log (- 1 x))

rewrite13.0ms

Algorithm
rewrite-expression-head
Rules
21×*-un-lft-identity
20×add-sqr-sqrt
12×log-prod prod-diff add-cube-cbrt
pow1
associate--r+
log-pow difference-of-squares
log-div distribute-lft-out--
flip3-- fma-neg add-exp-log flip-- add-log-exp
expm1-log1p-u sub-neg log1p-def add-cbrt-cube diff-log insert-posit16 log1p-expm1-u associate--r-
log1p-udef rem-log-exp
Counts
2 → 64
Calls
2 calls:
8.0ms
(- (log1p x) (log (- 1 x)))
4.0ms
(log (- 1 x))

series170.0ms

Counts
2 → 6
Calls
2 calls:
140.0ms
(- (log1p x) (log (- 1 x)))
30.0ms
(log (- 1 x))

simplify1.3s

Counts
70 → 70
Iterations
IterNodes
done2010
42010
31989
2732
1329
0141

prune432.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

localize15.0ms

Local error

Found 1 expressions with local error:

0.0b
(- (log1p x) (log1p (- x)))

rewrite5.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt *-un-lft-identity
prod-diff
add-cube-cbrt
add-log-exp
log1p-udef diff-log
fma-neg
expm1-log1p-u pow1 sub-neg flip3-- add-cbrt-cube add-exp-log insert-posit16 log1p-expm1-u flip-- distribute-lft-out-- difference-of-squares
Counts
1 → 32
Calls
1 calls:
5.0ms
(- (log1p x) (log1p (- x)))

series141.0ms

Counts
1 → 3
Calls
1 calls:
141.0ms
(- (log1p x) (log1p (- x)))

simplify1.2s

Counts
35 → 35
Iterations
IterNodes
done2002
42002
31105
2423
1188
085

prune189.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

regimes20.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Iterations
IterNodes
done8
18
07

end0.0ms

sample7.9s

Algorithm
intervals
Results
3.7s3458×body1280valid
1.7s2426×body640valid
1.3s7967×body80nan
626.0ms1256×body320valid
162.0ms628×body160valid
57.0ms232×body80valid