Details

Time bar (total: 32.4s)

sample311.0ms

Algorithm
intervals
Results
136.0ms1364×body80nan
45.0ms469×body80valid

simplify2.4s

Counts
1 → 1
Iterations

Useful iterations: 3 (59.0ms)

IterNodesCost
01718
13218
26518
317916
448716
5167116
done500116

prune17.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.3b

localize20.0ms

Local error

Found 4 expressions with local error:

0.1b
(* (- t 1.0) (log a))
0.2b
(* y (log z))
1.0b
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
1.5b
(/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y)

rewrite407.0ms

Algorithm
rewrite-expression-head
Rules
23×add-sqr-sqrt
19×*-un-lft-identity
15×add-cube-cbrt
13×add-cbrt-cube
12×add-exp-log log-prod
10×pow1 add-log-exp
associate-*r* associate-*l*
distribute-rgt-in distribute-lft-in
exp-prod
times-frac exp-sum prod-exp associate-/r* 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
sub-neg flip3-- frac-2neg associate-*r/ associate--l+ clear-num sum-log flip-- div-inv associate-/l/ associate-/l*
Counts
4 → 95
Calls
4 calls:
31.0ms
(* (- t 1.0) (log a))
9.0ms
(* y (log z))
106.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
258.0ms
(/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y)

series612.0ms

Counts
4 → 12
Calls
4 calls:
83.0ms
(* (- t 1.0) (log a))
69.0ms
(* y (log z))
192.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))
268.0ms
(/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y)

simplify1.3s

Counts
107 → 107
Iterations

Useful iterations: done (1.3s)

IterNodesCost
02311531
14931495
214661209
done50001155

prune515.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.0b

localize18.0ms

Local error

Found 4 expressions with local error:

0.2b
(pow a (- t 1.0))
0.3b
(* (pow a (- t 1.0)) (pow z y))
0.4b
(/ x (/ (* y (exp b)) (* (pow a (- t 1.0)) (pow z y))))
0.7b
(/ (* y (exp b)) (* (pow a (- t 1.0)) (pow z y)))

rewrite89.0ms

Algorithm
rewrite-expression-head
Rules
131×add-exp-log
65×prod-exp
61×div-exp
36×add-cbrt-cube
35×add-sqr-sqrt
31×pow-to-exp pow-exp
23×*-un-lft-identity times-frac
21×add-cube-cbrt
15×unpow-prod-down
13×cbrt-undiv
associate-*l* cbrt-unprod unswap-sqr sqr-pow
associate-*r* associate-/r* pow-sub
associate-*l/ associate-/r/ div-inv
pow1 pow-unpow
unpow-prod-up associate-/l* add-log-exp
sub-neg frac-2neg clear-num
pow-pow *-commutative distribute-lft-out-- difference-of-squares
Counts
4 → 168
Calls
4 calls:
6.0ms
(pow a (- t 1.0))
20.0ms
(* (pow a (- t 1.0)) (pow z y))
32.0ms
(/ x (/ (* y (exp b)) (* (pow a (- t 1.0)) (pow z y))))
21.0ms
(/ (* y (exp b)) (* (pow a (- t 1.0)) (pow z y)))

series949.0ms

Counts
4 → 12
Calls
4 calls:
86.0ms
(pow a (- t 1.0))
192.0ms
(* (pow a (- t 1.0)) (pow z y))
345.0ms
(/ x (/ (* y (exp b)) (* (pow a (- t 1.0)) (pow z y))))
325.0ms
(/ (* y (exp b)) (* (pow a (- t 1.0)) (pow z y)))

simplify2.0s

Counts
180 → 180
Iterations

Useful iterations: done (2.0s)

IterNodesCost
02833364
17533156
229462797
done50002745

prune835.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0b

localize48.0ms

Local error

Found 4 expressions with local error:

0.0b
(* y (exp b))
0.3b
(* (pow a t) (pow z y))
0.4b
(/ x (* (/ (* y (exp b)) (* (pow a t) (pow z y))) (pow a 1.0)))
0.7b
(/ (* y (exp b)) (* (pow a t) (pow z y)))

rewrite212.0ms

Algorithm
rewrite-expression-head
Rules
311×add-exp-log
185×prod-exp
144×div-exp
75×pow-to-exp pow-exp
45×add-cbrt-cube
26×add-sqr-sqrt
15×cbrt-unprod
14×cbrt-undiv
12×add-cube-cbrt unpow-prod-down *-un-lft-identity
10×associate-*r* associate-*l* unswap-sqr
sqr-pow
pow1
times-frac associate-/l* add-log-exp
frac-2neg clear-num associate-/r* *-commutative div-inv
pow-prod-down associate-*l/ associate-/r/
Counts
4 → 184
Calls
4 calls:
23.0ms
(* y (exp b))
35.0ms
(* (pow a t) (pow z y))
103.0ms
(/ x (* (/ (* y (exp b)) (* (pow a t) (pow z y))) (pow a 1.0)))
39.0ms
(/ (* y (exp b)) (* (pow a t) (pow z y)))

series876.0ms

Counts
4 → 12
Calls
4 calls:
30.0ms
(* y (exp b))
134.0ms
(* (pow a t) (pow z y))
458.0ms
(/ x (* (/ (* y (exp b)) (* (pow a t) (pow z y))) (pow a 1.0)))
253.0ms
(/ (* y (exp b)) (* (pow a t) (pow z y)))

simplify1.6s

Counts
196 → 196
Iterations

Useful iterations: done (1.6s)

IterNodesCost
02833616
17963339
229832899
done50002871

prune661.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0b

localize31.0ms

Local error

Found 4 expressions with local error:

0.1b
(/ (/ (* (pow a t) (pow z y)) (* y (exp b))) (pow a 1.0))
0.3b
(* (pow a t) (pow z y))
0.5b
(* x (/ (/ (* (pow a t) (pow z y)) (* y (exp b))) (pow a 1.0)))
0.8b
(/ (* (pow a t) (pow z y)) (* y (exp b)))

rewrite199.0ms

Algorithm
rewrite-expression-head
Rules
493×add-exp-log
269×prod-exp
266×div-exp
132×pow-to-exp pow-exp
89×times-frac
69×add-sqr-sqrt
61×add-cbrt-cube
47×add-cube-cbrt *-un-lft-identity
46×unpow-prod-down associate-*r*
22×cbrt-undiv
20×sqr-pow
19×cbrt-unprod
18×div-inv
13×unswap-sqr
10×associate-*l*
associate-/r*
pow1 associate-/l*
add-log-exp
frac-2neg clear-num *-commutative
associate-*r/ pow-prod-down associate-/l/
Counts
4 → 330
Calls
4 calls:
36.0ms
(/ (/ (* (pow a t) (pow z y)) (* y (exp b))) (pow a 1.0))
21.0ms
(* (pow a t) (pow z y))
88.0ms
(* x (/ (/ (* (pow a t) (pow z y)) (* y (exp b))) (pow a 1.0)))
33.0ms
(/ (* (pow a t) (pow z y)) (* y (exp b)))

series1.4s

Counts
4 → 12
Calls
4 calls:
515.0ms
(/ (/ (* (pow a t) (pow z y)) (* y (exp b))) (pow a 1.0))
123.0ms
(* (pow a t) (pow z y))
481.0ms
(* x (/ (/ (* (pow a t) (pow z y)) (* y (exp b))) (pow a 1.0)))
238.0ms
(/ (* (pow a t) (pow z y)) (* y (exp b)))

simplify2.9s

Counts
342 → 342
Iterations

Useful iterations: done (2.9s)

IterNodesCost
03847323
110246809
240736164
done50006082

prune1.2s

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

regimes345.0ms

Accuracy

0% (1.3b remaining)

Error of 1.4b against oracle of 0.0b and baseline of 1.4b

bsearch0.0ms

simplify10.0ms

Iterations

Useful iterations: 2 (4.0ms)

IterNodesCost
02427
13727
24425
35025
done5025

end0.0ms

sample13.4s

Algorithm
intervals
Results
5.8s45591×body80nan
3.1s15131×body80valid