Details

Time bar (total: 30.3s)

sample226.0ms

Algorithm
intervals
Results
123.0ms110×body1280valid
44.0ms83×body640valid
19.0ms246×body80nan
12.0ms37×body320valid
5.0ms21×body160valid
1.0msbody80valid

simplify401.0ms

Counts
1 → 1
Iterations
IterNodes
done102
8102
799
691
580
456
338
225
118
09

prune8.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 59.0b

localize83.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (+ 1.0 x) (- 1.0 x))
5.7b
(log (/ (+ 1.0 x) (- 1.0 x)))

rewrite85.0ms

Algorithm
rewrite-expression-head
Rules
63×*-un-lft-identity
41×add-sqr-sqrt
40×times-frac
26×log-prod
23×add-cube-cbrt
11×distribute-lft-out
distribute-lft-out-- difference-of-squares
add-exp-log
associate-/r*
add-cbrt-cube associate-/r/ associate-/l*
pow1
flip3-- div-exp rem-log-exp insert-posit16 div-inv flip-- add-log-exp associate-/l/
cbrt-undiv log-div clear-num frac-2neg flip3-+ log-pow flip-+
Counts
2 → 84
Calls
2 calls:
60.0ms
(/ (+ 1.0 x) (- 1.0 x))
18.0ms
(log (/ (+ 1.0 x) (- 1.0 x)))

series228.0ms

Counts
2 → 6
Calls
2 calls:
46.0ms
(/ (+ 1.0 x) (- 1.0 x))
181.0ms
(log (/ (+ 1.0 x) (- 1.0 x)))

simplify5.4s

Counts
90 → 90
Iterations
IterNodes
done5000
32770
2850
1332
0144

prune781.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.1b

localize125.0ms

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0

series0.0ms

Counts
0 → 0

simplify0.0ms

Counts
0 → 0
Iterations
IterNodes
done0
00

prune50.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.1b

localize99.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (log (+ 1.0 x)) (log (- 1.0 x)))
5.8b
(log (+ 1.0 x))
5.8b
(log (- 1.0 x))

rewrite98.0ms

Algorithm
rewrite-expression-head
Rules
19×*-un-lft-identity
18×log-prod
13×add-sqr-sqrt
pow1
log-div
add-cube-cbrt
log-pow distribute-lft-out--
add-exp-log associate--r+
associate--l+
flip3-- add-cbrt-cube insert-posit16 flip-- add-log-exp difference-of-squares
associate--l- flip3-+ rem-log-exp flip-+ distribute-lft-out associate--r-
sub-neg diff-log
Counts
3 → 64
Calls
3 calls:
64.0ms
(- (log (+ 1.0 x)) (log (- 1.0 x)))
18.0ms
(log (+ 1.0 x))
9.0ms
(log (- 1.0 x))

series533.0ms

Counts
3 → 9
Calls
3 calls:
403.0ms
(- (log (+ 1.0 x)) (log (- 1.0 x)))
69.0ms
(log (+ 1.0 x))
61.0ms
(log (- 1.0 x))

simplify4.3s

Counts
73 → 73
Iterations
IterNodes
done5000
32334
2760
1306
0143

prune722.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize174.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* (/ (pow x 5) (pow 1.0 5)) 2/5) (+ (* x 2.0) (* (* 2/3 (* (/ x 1.0) (/ x 1.0))) (/ x 1.0))))
0.1b
(* (/ (pow x 5) (pow 1.0 5)) 2/5)
0.1b
(* (* 2/3 (* (/ x 1.0) (/ x 1.0))) (/ x 1.0))
0.2b
(* 2/3 (* (/ x 1.0) (/ x 1.0)))

rewrite609.0ms

Algorithm
rewrite-expression-head
Rules
101×add-exp-log
83×add-cbrt-cube
67×times-frac
66×add-sqr-sqrt
57×associate-*l*
49×prod-exp
48×unpow-prod-down
42×*-un-lft-identity add-cube-cbrt
41×cbrt-unprod
27×div-exp
20×pow1 sqr-pow
19×cbrt-undiv
17×associate-*r*
13×associate-*r/
11×unswap-sqr
10×pow-prod-down
associate-*l/ add-log-exp
frac-times pow-to-exp pow-exp
insert-posit16
sum-log *-commutative
flip3-+ frac-add flip-+ div-inv
+-commutative associate-+r+
Counts
4 → 191
Calls
4 calls:
71.0ms
(+ (* (/ (pow x 5) (pow 1.0 5)) 2/5) (+ (* x 2.0) (* (* 2/3 (* (/ x 1.0) (/ x 1.0))) (/ x 1.0))))
70.0ms
(* (/ (pow x 5) (pow 1.0 5)) 2/5)
334.0ms
(* (* 2/3 (* (/ x 1.0) (/ x 1.0))) (/ x 1.0))
88.0ms
(* 2/3 (* (/ x 1.0) (/ x 1.0)))

series421.0ms

Counts
4 → 12
Calls
4 calls:
113.0ms
(+ (* (/ (pow x 5) (pow 1.0 5)) 2/5) (+ (* x 2.0) (* (* 2/3 (* (/ x 1.0) (/ x 1.0))) (/ x 1.0))))
163.0ms
(* (/ (pow x 5) (pow 1.0 5)) 2/5)
84.0ms
(* (* 2/3 (* (/ x 1.0) (/ x 1.0))) (/ x 1.0))
61.0ms
(* 2/3 (* (/ x 1.0) (/ x 1.0)))

simplify6.8s

Counts
203 → 203
Iterations
IterNodes
done5019
23973
1947
0330

prune1.9s

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

regimes85.0ms

Accuracy

0% (0.2b remaining)

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

bsearch0.0ms

simplify12.0ms

Iterations
IterNodes
done28
128
021

end0.0ms

sample7.2s

Algorithm
intervals
Results
4.1s3353×body1280valid
1.5s2557×body640valid
619.0ms8159×body80nan
433.0ms1243×body320valid
130.0ms632×body160valid
21.0ms215×body80valid