Details

Time bar (total: 38.8s)

sample740.0ms

Algorithm
intervals
Results
557.0ms1546×body80nan
58.0ms512×body80valid

simplify2.2s

Counts
1 → 1
Iterations
IterNodes
done5000
53114
4560
3180
265
132
017

prune12.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 1.2b

localize43.0ms

Local error

Found 4 expressions with local error:

0.1b
(* (- t 1.0) (log a))
0.3b
(* y (log z))
0.5b
(/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y)
0.9b
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))

rewrite380.0ms

Algorithm
rewrite-expression-head
Rules
23×add-sqr-sqrt
19×*-un-lft-identity
15×add-cube-cbrt
13×add-cbrt-cube
12×log-prod add-exp-log
10×pow1 add-log-exp
associate-*r* associate-*l*
distribute-rgt-in distribute-lft-in
exp-prod
associate-/r* times-frac exp-sum prod-exp cbrt-unprod rem-exp-log
cbrt-undiv exp-diff diff-log div-exp pow-prod-down associate-*l/ log-pow *-commutative distribute-lft-out-- difference-of-squares unswap-sqr
clear-num sum-log sub-neg frac-2neg flip3-- associate--l+ associate-*r/ div-inv flip-- associate-/l* associate-/l/
Counts
4 → 95
Calls
4 calls:
18.0ms
(* (- t 1.0) (log a))
9.0ms
(* y (log z))
270.0ms
(/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y)
81.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))

series536.0ms

Counts
4 → 12
Calls
4 calls:
59.0ms
(* (- t 1.0) (log a))
41.0ms
(* y (log z))
276.0ms
(/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y)
159.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))

simplify1.8s

Counts
107 → 107
Iterations
IterNodes
done5001
22141
1534
0233

prune917.0ms

Pruning

11 alts after pruning (11 fresh and 0 done)

Merged error: 0.6b

localize88.0ms

Local error

Found 4 expressions with local error:

0.9b
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
1.3b
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
1.3b
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
1.3b
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))

rewrite549.0ms

Algorithm
rewrite-expression-head
Rules
21×cbrt-prod
13×add-sqr-sqrt *-un-lft-identity
11×add-cube-cbrt
10×add-log-exp
times-frac
exp-prod
pow1 add-cbrt-cube add-exp-log
cbrt-div pow1/3 exp-sum div-inv rem-exp-log
diff-log
sum-log sub-neg exp-diff associate--l+ distribute-lft-out-- difference-of-squares
Counts
4 → 67
Calls
4 calls:
72.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
154.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
153.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
167.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))

series1.4s

Counts
4 → 12
Calls
4 calls:
210.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
429.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
400.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
409.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))

simplify2.6s

Counts
79 → 79
Iterations
IterNodes
done5001
34807
2854
1309
0148

prune1.1s

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 0.5b

localize136.0ms

Local error

Found 4 expressions with local error:

0.9b
(pow E (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
1.3b
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
1.3b
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
1.3b
(cbrt (/ (* x (pow E (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))

rewrite435.0ms

Algorithm
rewrite-expression-head
Rules
21×cbrt-prod
14×add-sqr-sqrt *-un-lft-identity
12×add-cube-cbrt
times-frac
pow1 pow-unpow add-exp-log
add-cbrt-cube add-log-exp
unpow-prod-up cbrt-div unpow-prod-down pow1/3 div-inv
pow-exp
pow-to-exp e-exp-1 sub-neg pow-pow associate--l+ distribute-lft-out-- pow-sub difference-of-squares sqr-pow
Counts
4 → 72
Calls
4 calls:
33.0ms
(pow E (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
213.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
179.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
7.0ms
(cbrt (/ (* x (pow E (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))

series1.5s

Counts
4 → 12
Calls
4 calls:
175.0ms
(pow E (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
425.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
391.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
485.0ms
(cbrt (/ (* x (pow E (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))

simplify1.6s

Counts
84 → 84
Iterations
IterNodes
done5000
21309
1413
0183

prune1.3s

Pruning

16 alts after pruning (16 fresh and 0 done)

Merged error: 0.4b

localize206.0ms

Local error

Found 4 expressions with local error:

1.3b
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
1.3b
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
1.3b
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
1.3b
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))

rewrite703.0ms

Algorithm
rewrite-expression-head
Rules
28×cbrt-prod
12×add-sqr-sqrt *-un-lft-identity times-frac add-cube-cbrt
pow1 cbrt-div add-cbrt-cube pow1/3 add-exp-log div-inv add-log-exp
Counts
4 → 64
Calls
4 calls:
183.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
203.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
159.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
155.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))

series1.6s

Counts
4 → 12
Calls
4 calls:
399.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
467.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
337.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
385.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))

simplify2.3s

Counts
76 → 76
Iterations
IterNodes
done5001
32685
2559
1216
0107

prune1.1s

Pruning

18 alts after pruning (18 fresh and 0 done)

Merged error: 0.4b

regimes3.3s

Accuracy

0% (1.1b remaining)

Error of 1.7b against oracle of 0.6b and baseline of 1.7b

bsearch0.0ms

simplify10.0ms

Iterations
IterNodes
done39
239
137
028

end0.0ms

sample12.0s

Algorithm
intervals
Results
6.8s45361×body80nan
2.2s15162×body80valid