Details

Time bar (total: 42.0s)

sample502.0ms

Algorithm
intervals
Results
192.0ms1546×body80nan
86.0ms512×body80valid

simplify2.8s

Counts
1 → 1
Iterations
IterNodes
done5002
51717
4477
3179
271
133
017

prune22.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.8b

localize51.0ms

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))

rewrite370.0ms

Algorithm
rewrite-expression-head
Rules
29×add-sqr-sqrt
25×*-un-lft-identity
21×add-cube-cbrt
13×add-cbrt-cube
12×log-prod exp-sum add-exp-log
10×pow1 add-log-exp
prod-diff
associate-*r* associate-*l*
distribute-rgt-in distribute-lft-in
exp-prod
expm1-log1p-u log1p-expm1-u
associate-/r* times-frac 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 → 112
Calls
4 calls:
27.0ms
(* (- t 1.0) (log a))
7.0ms
(* y (log z))
235.0ms
(/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y)
94.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))

series603.0ms

Counts
4 → 12
Calls
4 calls:
86.0ms
(* (- t 1.0) (log a))
64.0ms
(* y (log z))
269.0ms
(/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y)
183.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))

simplify1.9s

Counts
124 → 124
Iterations
IterNodes
done5001
21857
1620
0277

prune1.4s

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 0.6b

localize156.0ms

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))

rewrite740.0ms

Algorithm
rewrite-expression-head
Rules
21×cbrt-prod
19×add-sqr-sqrt *-un-lft-identity
17×add-cube-cbrt
12×exp-sum
10×add-log-exp
times-frac prod-diff
exp-prod
expm1-log1p-u pow1 add-cbrt-cube add-exp-log log1p-expm1-u
cbrt-div pow1/3 div-inv rem-exp-log
diff-log
sum-log sub-neg exp-diff associate--l+ distribute-lft-out-- difference-of-squares
Counts
4 → 84
Calls
4 calls:
102.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
214.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
199.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
221.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))

series1.4s

Counts
4 → 12
Calls
4 calls:
166.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
383.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
383.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
459.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))

simplify2.9s

Counts
96 → 96
Iterations
IterNodes
done5000
34192
21069
1398
0188

prune1.5s

Pruning

16 alts after pruning (16 fresh and 0 done)

Merged error: 0.5b

localize149.0ms

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))

rewrite491.0ms

Algorithm
rewrite-expression-head
Rules
21×cbrt-prod
20×add-sqr-sqrt *-un-lft-identity
18×add-cube-cbrt
12×unpow-prod-up
times-frac prod-diff
pow1 pow-unpow add-exp-log
expm1-log1p-u add-cbrt-cube log1p-expm1-u add-log-exp
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 → 89
Calls
4 calls:
23.0ms
(pow E (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
226.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
226.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
13.0ms
(cbrt (/ (* x (pow E (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))

series1.2s

Counts
4 → 12
Calls
4 calls:
164.0ms
(pow E (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
332.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
355.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
392.0ms
(cbrt (/ (* x (pow E (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))

simplify2.4s

Counts
101 → 101
Iterations
IterNodes
done5000
34409
21336
1529
0225

prune1.4s

Pruning

17 alts after pruning (17 fresh and 0 done)

Merged error: 0.4b

localize199.0ms

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))

rewrite760.0ms

Algorithm
rewrite-expression-head
Rules
28×cbrt-prod
12×add-sqr-sqrt *-un-lft-identity times-frac add-cube-cbrt
expm1-log1p-u pow1 cbrt-div add-cbrt-cube pow1/3 add-exp-log log1p-expm1-u div-inv add-log-exp
Counts
4 → 72
Calls
4 calls:
183.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
161.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
182.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
232.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))

series1.6s

Counts
4 → 12
Calls
4 calls:
353.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
428.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
436.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))
346.0ms
(cbrt (/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y))

simplify2.1s

Counts
84 → 84
Iterations
IterNodes
done5000
32241
2608
1229
0109

prune1.3s

Pruning

19 alts after pruning (19 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

simplify16.0ms

Iterations
IterNodes
done44
244
142
031

end0.0ms

sample12.9s

Algorithm
intervals
Results
6.1s45361×body80nan
1.8s15162×body80valid