Details

Time bar (total: 30.6s)

sample372.0ms

Algorithm
intervals
Results
195.0ms1797×body80nan
26.0ms258×body80valid

simplify1.0s

Counts
1 → 1
Iterations
IterNodes
done5000
51502
4434
3150
259
127
015

prune17.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.2b

localize27.0ms

Local error

Found 4 expressions with local error:

0.0b
(- t (log z))
0.1b
(- (log (+ y x)) (- (- t (log z)) (* (- a 0.5) (log t))))
0.1b
(- (- t (log z)) (* (- a 0.5) (log t)))
0.2b
(* (- a 0.5) (log t))

rewrite174.0ms

Algorithm
rewrite-expression-head
Rules
22×*-un-lft-identity
20×add-sqr-sqrt
19×log-prod
14×add-log-exp
13×associate--r+
12×add-cube-cbrt
10×diff-log
pow1
flip3-- associate--l+ flip--
distribute-rgt-in sub-neg distribute-lft-in add-cbrt-cube associate-*l/ add-exp-log
associate-*l* distribute-lft-out--
associate-*r* frac-sub
associate--l- log-pow difference-of-squares
log-div
flip3-+ pow-prod-down prod-exp *-commutative cbrt-unprod flip-+ distribute-lft-out associate--r- unswap-sqr
Counts
4 → 101
Calls
4 calls:
5.0ms
(- t (log z))
85.0ms
(- (log (+ y x)) (- (- t (log z)) (* (- a 0.5) (log t))))
59.0ms
(- (- t (log z)) (* (- a 0.5) (log t)))
20.0ms
(* (- a 0.5) (log t))

series492.0ms

Counts
4 → 12
Calls
4 calls:
50.0ms
(- t (log z))
230.0ms
(- (log (+ y x)) (- (- t (log z)) (* (- a 0.5) (log t))))
109.0ms
(- (- t (log z)) (* (- a 0.5) (log t)))
102.0ms
(* (- a 0.5) (log t))

simplify1.5s

Counts
113 → 113
Iterations
IterNodes
done5000
22629
1647
0246

prune873.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.0b

localize33.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (- a 0.5) (log (cbrt t)))
0.3b
(+ (* (* 2 (log (cbrt t))) (- a 0.5)) (* (- a 0.5) (log (cbrt t))))
0.6b
(cbrt t)
0.6b
(cbrt t)

rewrite72.0ms

Algorithm
rewrite-expression-head
Rules
24×log-prod
20×add-sqr-sqrt
18×cbrt-prod *-un-lft-identity
16×add-cube-cbrt
14×distribute-rgt-in distribute-lft-in
12×associate-+r+
pow1
add-cbrt-cube associate-*l/ add-exp-log add-log-exp
flip3-- associate-*r* associate-*l* flip--
associate-+l+ frac-add associate-*r/
pow1/3
sub-neg log-pow
+-commutative sum-log flip3-+ pow-prod-down prod-exp *-commutative cbrt-unprod flip-+ distribute-lft-out-- difference-of-squares unswap-sqr
Counts
4 → 89
Calls
4 calls:
20.0ms
(* (- a 0.5) (log (cbrt t)))
47.0ms
(+ (* (* 2 (log (cbrt t))) (- a 0.5)) (* (- a 0.5) (log (cbrt t))))
1.0ms
(cbrt t)
1.0ms
(cbrt t)

series1.1s

Counts
4 → 12
Calls
4 calls:
168.0ms
(* (- a 0.5) (log (cbrt t)))
442.0ms
(+ (* (* 2 (log (cbrt t))) (- a 0.5)) (* (- a 0.5) (log (cbrt t))))
268.0ms
(cbrt t)
248.0ms
(cbrt t)

simplify1.2s

Counts
101 → 101
Iterations
IterNodes
done5001
22395
1482
0173

prune951.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0b

localize55.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (* 2 (log (cbrt t))) (- a 0.5))
0.3b
(+ (* (* 2 (log (cbrt t))) (- a 0.5)) (* (- a 0.5) (- (* -1/3 (log t)))))
0.4b
(* -1/3 (log t))
0.6b
(cbrt t)

rewrite86.0ms

Algorithm
rewrite-expression-head
Rules
19×distribute-rgt-in distribute-lft-in
18×add-sqr-sqrt log-prod
16×*-un-lft-identity
14×add-cube-cbrt
12×pow1 associate-+r+ distribute-neg-in
11×add-cbrt-cube add-exp-log
associate-*r*
associate-*r/ add-log-exp
flip3-- flip--
associate-+l+ sub-neg associate-*l* pow-prod-down associate-*l/ frac-add prod-exp cbrt-unprod
cbrt-prod
*-commutative distribute-rgt-neg-out
+-commutative sum-log flip3-+ pow1/3 unsub-neg log-pow flip-+ distribute-lft-out-- difference-of-squares unswap-sqr
Counts
4 → 95
Calls
4 calls:
30.0ms
(* (* 2 (log (cbrt t))) (- a 0.5))
44.0ms
(+ (* (* 2 (log (cbrt t))) (- a 0.5)) (* (- a 0.5) (- (* -1/3 (log t)))))
8.0ms
(* -1/3 (log t))
1.0ms
(cbrt t)

series1.5s

Counts
4 → 12
Calls
4 calls:
253.0ms
(* (* 2 (log (cbrt t))) (- a 0.5))
720.0ms
(+ (* (* 2 (log (cbrt t))) (- a 0.5)) (* (- a 0.5) (- (* -1/3 (log t)))))
242.0ms
(* -1/3 (log t))
254.0ms
(cbrt t)

simplify2.2s

Counts
107 → 107
Iterations
IterNodes
done5000
23973
1713
0242

prune1.0s

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0b

localize63.0ms

Local error

Found 4 expressions with local error:

0.1b
(- (log (+ y x)) (- (- t (log z)) (* (log (cbrt t)) (- (* a 3) 1.5))))
0.1b
(- (- t (log z)) (* (log (cbrt t)) (- (* a 3) 1.5)))
0.3b
(* (log (cbrt t)) (- (* a 3) 1.5))
0.6b
(cbrt t)

rewrite225.0ms

Algorithm
rewrite-expression-head
Rules
13×*-un-lft-identity add-log-exp
12×add-sqr-sqrt
sub-neg diff-log
pow1 associate--l+ add-cube-cbrt associate--r+
flip3-- flip--
add-cbrt-cube associate-*r/ add-exp-log
associate-*l*
distribute-rgt-in log-prod distribute-lft-in frac-sub
associate--l- cbrt-prod associate-*r* log-pow
log-div pow1/3 distribute-lft-out--
flip3-+ pow-prod-down prod-exp *-commutative cbrt-unprod flip-+ distribute-lft-out associate--r- difference-of-squares unswap-sqr
Counts
4 → 89
Calls
4 calls:
105.0ms
(- (log (+ y x)) (- (- t (log z)) (* (log (cbrt t)) (- (* a 3) 1.5))))
84.0ms
(- (- t (log z)) (* (log (cbrt t)) (- (* a 3) 1.5)))
29.0ms
(* (log (cbrt t)) (- (* a 3) 1.5))
1.0ms
(cbrt t)

series1.4s

Counts
4 → 12
Calls
4 calls:
538.0ms
(- (log (+ y x)) (- (- t (log z)) (* (log (cbrt t)) (- (* a 3) 1.5))))
245.0ms
(- (- t (log z)) (* (log (cbrt t)) (- (* a 3) 1.5)))
252.0ms
(* (log (cbrt t)) (- (* a 3) 1.5))
339.0ms
(cbrt t)

simplify1.3s

Counts
101 → 101
Iterations
IterNodes
done5000
22629
1621
0226

prune737.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0b

regimes736.0ms

Accuracy

0% (0.2b remaining)

Error of 0.3b against oracle of 0.0b and baseline of 0.3b

bsearch0.0ms

simplify6.0ms

Iterations
IterNodes
done45
345
244
137
024

end0.0ms

sample13.5s

Algorithm
intervals
Results
7.7s55980×body80nan
1.4s8048×body80valid