Details

Time bar (total: 12.5s)

sample153.0ms

Algorithm
intervals
Results
77.0ms113×body1280valid
32.0ms75×body640valid
13.0ms270×body80nan
9.0ms40×body320valid
3.0ms23×body160valid
1.0msbody80valid

simplify125.0ms

Counts
1 → 1
Iterations
IterNodes
done123
8123
7121
6106
588
461
340
225
118
09

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 59.4b

localize12.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (+ 1.0 x) (- 1.0 x))
7.3b
(log (/ (+ 1.0 x) (- 1.0 x)))

rewrite60.0ms

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 div-inv flip-- add-log-exp associate-/l/
cbrt-undiv log-div clear-num frac-2neg flip3-+ log-pow flip-+
Counts
2 → 82
Calls
2 calls:
45.0ms
(/ (+ 1.0 x) (- 1.0 x))
8.0ms
(log (/ (+ 1.0 x) (- 1.0 x)))

series231.0ms

Counts
2 → 6
Calls
2 calls:
56.0ms
(/ (+ 1.0 x) (- 1.0 x))
175.0ms
(log (/ (+ 1.0 x) (- 1.0 x)))

simplify1.0s

Counts
88 → 88
Iterations
IterNodes
done5000
21320
1330
0142

prune300.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize17.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (+ x (* x x)) (/ (* x x) (* 1.0 1.0)))
0.0b
(+ x (* x x))

rewrite34.0ms

Algorithm
rewrite-expression-head
Rules
add-log-exp
add-sqr-sqrt *-un-lft-identity
pow1 sum-log flip3-+ add-cbrt-cube diff-log add-exp-log frac-sub add-cube-cbrt flip-+ difference-of-squares
+-commutative sub-neg times-frac distribute-rgt-out flip3-- distribute-rgt1-in associate--l+ flip-- distribute-lft-out--
Counts
2 → 32
Calls
2 calls:
29.0ms
(- (+ x (* x x)) (/ (* x x) (* 1.0 1.0)))
4.0ms
(+ x (* x x))

series53.0ms

Counts
2 → 6
Calls
2 calls:
11.0ms
(- (+ x (* x x)) (/ (* x x) (* 1.0 1.0)))
42.0ms
(+ x (* x x))

simplify796.0ms

Counts
38 → 38
Iterations
IterNodes
done5001
21220
1214
068

prune161.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.1b

localize52.0ms

Local error

Found 4 expressions with local error:

0.5b
(* (cbrt (+ x (* x x))) (cbrt (+ x (* x x))))
0.6b
(cbrt (+ x (* x x)))
0.6b
(cbrt (+ x (* x x)))
0.6b
(cbrt (+ x (* x x)))

rewrite64.0ms

Algorithm
rewrite-expression-head
Rules
39×cbrt-prod
23×add-sqr-sqrt
22×*-un-lft-identity
18×cbrt-div
15×add-cube-cbrt
11×pow1
flip3-+ pow1/3 flip-+
swap-sqr associate-*r* associate-*l*
distribute-rgt-out distribute-rgt1-in
add-exp-log
frac-times add-cbrt-cube add-log-exp unswap-sqr
pow-prod-down associate-*l/ associate-*r/ pow-sqr pow-prod-up
pow2 pow-plus prod-exp *-commutative cbrt-unprod
Counts
4 → 99
Calls
4 calls:
47.0ms
(* (cbrt (+ x (* x x))) (cbrt (+ x (* x x))))
4.0ms
(cbrt (+ x (* x x)))
4.0ms
(cbrt (+ x (* x x)))
4.0ms
(cbrt (+ x (* x x)))

series209.0ms

Counts
4 → 12
Calls
4 calls:
53.0ms
(* (cbrt (+ x (* x x))) (cbrt (+ x (* x x))))
37.0ms
(cbrt (+ x (* x x)))
62.0ms
(cbrt (+ x (* x x)))
56.0ms
(cbrt (+ x (* x x)))

simplify960.0ms

Counts
111 → 111
Iterations
IterNodes
done5000
21342
1323
0135

prune576.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.1b

localize46.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (+ x (* x x)))
0.6b
(cbrt (+ x (* x x)))
0.6b
(cbrt (+ x (* x x)))
17.4b
(log (exp (cbrt (+ x (* x x)))))

rewrite19.0ms

Algorithm
rewrite-expression-head
Rules
20×cbrt-prod
14×*-un-lft-identity
10×add-sqr-sqrt add-cube-cbrt
log-pow
exp-prod
cbrt-div
pow1
distribute-rgt-out add-cbrt-cube distribute-rgt1-in add-exp-log add-log-exp
log-prod flip3-+ pow1/3 flip-+
rem-log-exp
Counts
4 → 65
Calls
4 calls:
2.0ms
(cbrt (+ x (* x x)))
2.0ms
(cbrt (+ x (* x x)))
2.0ms
(cbrt (+ x (* x x)))
10.0ms
(log (exp (cbrt (+ x (* x x)))))

series172.0ms

Counts
4 → 12
Calls
4 calls:
37.0ms
(cbrt (+ x (* x x)))
51.0ms
(cbrt (+ x (* x x)))
43.0ms
(cbrt (+ x (* x x)))
41.0ms
(log (exp (cbrt (+ x (* x x)))))

simplify1.5s

Counts
77 → 77
Iterations
IterNodes
done5001
32192
2486
1181
094

prune511.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.1b

regimes33.0ms

Accuracy

0% (0.4b remaining)

Error of 0.6b against oracle of 0.2b and baseline of 0.6b

bsearch0.0ms

simplify4.0ms

Iterations
IterNodes
done17
117
013

end0.0ms

sample5.5s

Algorithm
intervals
Results
3.2s3399×body1280valid
1.1s2511×body640valid
480.0ms7944×body80nan
295.0ms1259×body320valid
92.0ms632×body160valid
13.0ms199×body80valid