Details

Time bar (total: 34.1s)

sample387.0ms

Algorithm
intervals
Results
160.0ms1416×body80nan
65.0ms487×body80valid

simplify2.1s

Counts
1 → 1
Iterations

Useful iterations: 3 (69.0ms)

IterNodesCost
01718
13218
26518
318016
455916
5306416
done500116

prune21.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.2b

localize52.0ms

Local error

Found 4 expressions with local error:

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

rewrite524.0ms

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:
51.0ms
(* (- t 1.0) (log a))
18.0ms
(* y (log z))
310.0ms
(/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y)
138.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))

series627.0ms

Counts
4 → 12
Calls
4 calls:
81.0ms
(* (- t 1.0) (log a))
65.0ms
(* y (log z))
279.0ms
(/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y)
203.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))

simplify1.1s

Counts
107 → 107
Iterations

Useful iterations: done (1.1s)

IterNodesCost
02311531
15301495
221481219
done50011198

prune630.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize29.0ms

Local error

Found 4 expressions with local error:

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

rewrite932.0ms

Algorithm
rewrite-expression-head
Rules
45×add-sqr-sqrt
40×associate-*r*
34×times-frac
31×add-cube-cbrt *-un-lft-identity
28×add-exp-log
27×associate-*l*
22×add-cbrt-cube
14×pow1
13×unpow-prod-down
11×div-exp
10×prod-exp
distribute-lft-neg-in distribute-rgt-neg-in
exp-sum
cbrt-unprod unswap-sqr
cbrt-undiv sqr-pow
distribute-lft-neg-out log-pow add-log-exp
pow-prod-down associate-/r* *-commutative
pow-to-exp associate-+l- neg-mul-1 exp-diff associate-*r/ pow-exp associate-/r/ div-inv
frac-2neg unsub-neg clear-num associate-/l/ associate-/l*
Counts
4 → 139
Calls
4 calls:
493.0ms
(* x (/ (pow a (- 1.0)) (exp (+ (+ (* (- (log z)) y) (* (- (log a)) t)) b))))
13.0ms
(* (- (log a)) t)
20.0ms
(* (- (log z)) y)
394.0ms
(/ (* x (/ (pow a (- 1.0)) (exp (+ (+ (* (- (log z)) y) (* (- (log a)) t)) b)))) y)

series1.1s

Counts
4 → 12
Calls
4 calls:
435.0ms
(* x (/ (pow a (- 1.0)) (exp (+ (+ (* (- (log z)) y) (* (- (log a)) t)) b))))
84.0ms
(* (- (log a)) t)
90.0ms
(* (- (log z)) y)
463.0ms
(/ (* x (/ (pow a (- 1.0)) (exp (+ (+ (* (- (log z)) y) (* (- (log a)) t)) b)))) y)

simplify2.4s

Counts
151 → 151
Iterations

Useful iterations: done (2.4s)

IterNodesCost
03002929
18112845
241332322
done50002294

prune1.1s

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.0b

localize57.0ms

Local error

Found 4 expressions with local error:

0.3b
(* (- (log a)) t)
0.3b
(* (- (log z)) y)
0.3b
(* (log z) y)
1.0b
(/ (* (* (sqrt (/ (pow a (- 1.0)) (exp (- (- b (* (log a) t)) (* (log z) y))))) x) (sqrt (/ (pow a (- 1.0)) (exp (+ (+ (* (- (log z)) y) (* (- (log a)) t)) b))))) y)

rewrite1.4s

Algorithm
rewrite-expression-head
Rules
28×associate-*l*
22×add-sqr-sqrt
19×add-exp-log add-cbrt-cube
16×add-cube-cbrt *-un-lft-identity
15×pow1
associate-*r*
distribute-lft-neg-in distribute-rgt-neg-in
prod-exp cbrt-unprod
log-pow
sqrt-div add-log-exp
cbrt-undiv times-frac div-exp pow-prod-down associate-*l/ associate-/r* *-commutative associate-/l/ unswap-sqr
distribute-lft-neg-out neg-mul-1
frac-times frac-2neg associate-*r/ clear-num div-inv associate-/l*
Counts
4 → 101
Calls
4 calls:
19.0ms
(* (- (log a)) t)
15.0ms
(* (- (log z)) y)
14.0ms
(* (log z) y)
1.3s
(/ (* (* (sqrt (/ (pow a (- 1.0)) (exp (- (- b (* (log a) t)) (* (log z) y))))) x) (sqrt (/ (pow a (- 1.0)) (exp (+ (+ (* (- (log z)) y) (* (- (log a)) t)) b))))) y)

series1.1s

Counts
4 → 12
Calls
4 calls:
86.0ms
(* (- (log a)) t)
83.0ms
(* (- (log z)) y)
111.0ms
(* (log z) y)
801.0ms
(/ (* (* (sqrt (/ (pow a (- 1.0)) (exp (- (- b (* (log a) t)) (* (log z) y))))) x) (sqrt (/ (pow a (- 1.0)) (exp (+ (+ (* (- (log z)) y) (* (- (log a)) t)) b))))) y)

simplify1.9s

Counts
113 → 113
Iterations

Useful iterations: done (1.9s)

IterNodesCost
02262094
15931889
231581559
done50001135

prune1.1s

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0.0b

localize51.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (* y (exp (- (- b (* (log a) t)) (* (log z) y)))) (pow a (- 1.0)))
0.3b
(* (log a) t)
0.3b
(* (log z) y)
1.8b
(/ x (/ (* y (exp (- (- b (* (log a) t)) (* (log z) y)))) (pow a (- 1.0))))

rewrite423.0ms

Algorithm
rewrite-expression-head
Rules
74×times-frac
42×add-sqr-sqrt
38×add-cube-cbrt *-un-lft-identity
36×add-exp-log
22×add-cbrt-cube
20×associate-/r*
19×div-exp
18×unpow-prod-down
11×associate-/r/
10×pow1
associate-*l* prod-exp
cbrt-undiv
associate-*r* div-inv sqr-pow
neg-sub0 pow-neg pow-sub
pow-to-exp pow-exp cbrt-unprod associate-/l* add-log-exp
frac-2neg pow-prod-down clear-num log-pow *-commutative unswap-sqr
exp-diff associate-*r/ associate-/l/
Counts
4 → 150
Calls
4 calls:
199.0ms
(/ (* y (exp (- (- b (* (log a) t)) (* (log z) y)))) (pow a (- 1.0)))
15.0ms
(* (log a) t)
9.0ms
(* (log z) y)
193.0ms
(/ x (/ (* y (exp (- (- b (* (log a) t)) (* (log z) y)))) (pow a (- 1.0))))

series1.0s

Counts
4 → 12
Calls
4 calls:
347.0ms
(/ (* y (exp (- (- b (* (log a) t)) (* (log z) y)))) (pow a (- 1.0)))
86.0ms
(* (log a) t)
81.0ms
(* (log z) y)
491.0ms
(/ x (/ (* y (exp (- (- b (* (log a) t)) (* (log z) y)))) (pow a (- 1.0))))

simplify3.0s

Counts
162 → 162
Iterations

Useful iterations: done (3.0s)

IterNodesCost
03053523
18053284
244702862
done50012861

prune741.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0b

regimes260.0ms

Accuracy

0% (1.4b remaining)

Error of 1.5b against oracle of 0.1b and baseline of 1.5b

bsearch0.0ms

simplify3.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02123
12723
done2723

end0.0ms

sample12.2s

Algorithm
intervals
Results
5.4s45437×body80nan
2.6s15323×body80valid