Details

Time bar (total: 30.8s)

sample350.0ms

Algorithm
intervals
Results
187.0ms1483×body80nan
49.0ms472×body80valid

simplify1.9s

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

prune11.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 2.1b

localize45.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (- t 1.0) (log a))
0.3b
(* y (log z))
0.7b
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
1.6b
(/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y)

rewrite302.0ms

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:
34.0ms
(* (- t 1.0) (log a))
12.0ms
(* y (log z))
70.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
182.0ms
(/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y)

series505.0ms

Counts
4 → 12
Calls
4 calls:
78.0ms
(* (- t 1.0) (log a))
40.0ms
(* y (log z))
176.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
211.0ms
(/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y)

simplify1.6s

Counts
107 → 107
Iterations
IterNodes
done5000
22139
1534
0233

prune914.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 0.5b

localize37.0ms

Local error

Found 4 expressions with local error:

0.2b
(* (- t 1.0) (log a))
0.3b
(* y (log z))
0.7b
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
1.5b
(* x (/ (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b)) y))

rewrite325.0ms

Algorithm
rewrite-expression-head
Rules
37×add-sqr-sqrt
30×associate-*r*
28×*-un-lft-identity
24×add-cube-cbrt
19×times-frac
13×add-cbrt-cube
12×pow1 log-prod exp-sum add-exp-log
11×associate-*l*
10×add-log-exp
distribute-rgt-in distribute-lft-in
exp-prod
sub-neg prod-exp associate--l+ cbrt-unprod unswap-sqr
pow-prod-down *-commutative rem-exp-log
diff-log associate-*l/ log-pow distribute-lft-out-- difference-of-squares
cbrt-undiv sum-log flip3-- exp-diff div-exp associate-*r/ div-inv flip--
Counts
4 → 114
Calls
4 calls:
18.0ms
(* (- t 1.0) (log a))
7.0ms
(* y (log z))
73.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
223.0ms
(* x (/ (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b)) y))

series482.0ms

Counts
4 → 12
Calls
4 calls:
94.0ms
(* (- t 1.0) (log a))
45.0ms
(* y (log z))
148.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
196.0ms
(* x (/ (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b)) y))

simplify1.5s

Counts
126 → 126
Iterations
IterNodes
done5000
22290
1619
0261

prune1.0s

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 0.5b

localize102.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt y)
0.7b
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
0.7b
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
0.7b
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))

rewrite234.0ms

Algorithm
rewrite-expression-head
Rules
22×add-log-exp
15×exp-prod
14×add-sqr-sqrt *-un-lft-identity
exp-sum rem-exp-log
add-cube-cbrt
diff-log
pow1 add-cbrt-cube add-exp-log
cbrt-prod sum-log sub-neg exp-diff associate--l+ distribute-lft-out-- difference-of-squares
pow1/3
Counts
4 → 68
Calls
4 calls:
1.0ms
(cbrt y)
84.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
80.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
67.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))

series712.0ms

Counts
4 → 12
Calls
4 calls:
218.0ms
(cbrt y)
175.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
145.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
174.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))

simplify1.3s

Counts
80 → 80
Iterations
IterNodes
done5001
32383
2530
1207
099

prune1.1s

Pruning

17 alts after pruning (17 fresh and 0 done)

Merged error: 0.4b

localize185.0ms

Local error

Found 4 expressions with local error:

0.7b
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
0.7b
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
0.7b
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
0.7b
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))

rewrite356.0ms

Algorithm
rewrite-expression-head
Rules
28×add-log-exp
20×exp-prod
16×add-sqr-sqrt *-un-lft-identity
12×exp-sum rem-exp-log
diff-log add-cube-cbrt
pow1 sum-log sub-neg add-cbrt-cube exp-diff associate--l+ add-exp-log distribute-lft-out-- difference-of-squares
Counts
4 → 76
Calls
4 calls:
83.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
95.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
95.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
81.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))

series582.0ms

Counts
4 → 12
Calls
4 calls:
168.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
148.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
132.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
133.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))

simplify1.4s

Counts
88 → 88
Iterations
IterNodes
done5001
32072
2423
1168
078

prune1.2s

Pruning

17 alts after pruning (17 fresh and 0 done)

Merged error: 0.4b

regimes3.2s

Accuracy

0% (0.5b remaining)

Error of 1.1b against oracle of 0.7b and baseline of 1.1b

bsearch0.0ms

simplify8.0ms

Iterations
IterNodes
done32
132
026

end0.0ms

sample11.5s

Algorithm
intervals
Results
6.3s45770×body80nan
2.0s15047×body80valid