Details

Time bar (total: 32.9s)

sample369.0ms

Algorithm
intervals
Results
130.0ms1561×body80nan
48.0ms481×body80valid

simplify2.7s

Counts
1 → 1
Iterations

Useful iterations: 3 (52.0ms)

IterNodesCost
01718
13317
27317
318916
451416
5174716
done500016

prune10.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize17.0ms

Local error

Found 4 expressions with local error:

0.1b
(* (- t 1.0) (log a))
0.2b
(* y (log z))
0.6b
(/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y)
1.0b
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))

rewrite460.0ms

Algorithm
rewrite-expression-head
Rules
29×add-sqr-sqrt
25×*-un-lft-identity
21×add-cube-cbrt
13×add-cbrt-cube
12×add-exp-log log-prod exp-sum
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
times-frac 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 → 112
Calls
4 calls:
25.0ms
(* (- t 1.0) (log a))
9.0ms
(* y (log z))
311.0ms
(/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y)
111.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))

series632.0ms

Counts
4 → 12
Calls
4 calls:
83.0ms
(* (- t 1.0) (log a))
63.0ms
(* y (log z))
299.0ms
(/ (* x (exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))) y)
187.0ms
(exp (- (+ (* y (log z)) (* (- t 1.0) (log a))) b))

simplify1.5s

Counts
124 → 124
Iterations

Useful iterations: done (1.5s)

IterNodesCost
02752031
15801829
216571505
done50001399

prune579.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize45.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt z)
0.6b
(cbrt z)
0.6b
(/ (* x (exp (- (+ (+ (* y (* 2 (log (cbrt z)))) (* y (log (cbrt z)))) (* (- t 1.0) (log a))) b))) y)
1.0b
(exp (- (+ (+ (* y (* 2 (log (cbrt z)))) (* y (log (cbrt z)))) (* (- t 1.0) (log a))) b))

rewrite3.8s

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt *-un-lft-identity
15×add-cube-cbrt
14×add-log-exp
12×exp-sum
prod-diff add-cbrt-cube
add-exp-log
cbrt-prod
exp-prod
pow1 expm1-log1p-u log1p-expm1-u rem-exp-log
times-frac diff-log associate-/r* sum-log
cbrt-undiv exp-diff pow1/3 div-exp
sub-neg frac-2neg associate-*r/ prod-exp associate--l+ clear-num cbrt-unprod div-inv associate-/l/ associate-/l* distribute-lft-out-- difference-of-squares
Counts
4 → 81
Calls
4 calls:
2.0ms
(cbrt z)
2.0ms
(cbrt z)
2.7s
(/ (* x (exp (- (+ (+ (* y (* 2 (log (cbrt z)))) (* y (log (cbrt z)))) (* (- t 1.0) (log a))) b))) y)
1.2s
(exp (- (+ (+ (* y (* 2 (log (cbrt z)))) (* y (log (cbrt z)))) (* (- t 1.0) (log a))) b))

series1.2s

Counts
4 → 12
Calls
4 calls:
253.0ms
(cbrt z)
246.0ms
(cbrt z)
400.0ms
(/ (* x (exp (- (+ (+ (* y (* 2 (log (cbrt z)))) (* y (log (cbrt z)))) (* (- t 1.0) (log a))) b))) y)
254.0ms
(exp (- (+ (+ (* y (* 2 (log (cbrt z)))) (* y (log (cbrt z)))) (* (- t 1.0) (log a))) b))

simplify1.2s

Counts
93 → 93
Iterations

Useful iterations: done (1.2s)

IterNodesCost
02022236
14471979
213221551
done50011301

prune575.0ms

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.0b

localize47.0ms

Local error

Found 4 expressions with local error:

1.0b
(exp (fma (* (log z) (+ 2/3 1/3)) y (- (* (- t 1.0) (log a)) b)))
9.3b
(* (/ x y) (exp (fma (* (log z) (+ 2/3 1/3)) y (- (* (- t 1.0) (log a)) b))))
9.3b
(* (/ x y) (exp (fma (* (log z) (+ 2/3 1/3)) y (- (* (- t 1.0) (log a)) b))))
9.3b
(* (/ x y) (exp (fma (* (log z) (+ 2/3 1/3)) y (- (* (- t 1.0) (log a)) b))))

rewrite101.0ms

Algorithm
rewrite-expression-head
Rules
44×add-sqr-sqrt
39×associate-*l*
30×times-frac
29×add-cube-cbrt *-un-lft-identity
19×add-cbrt-cube
13×add-exp-log
12×associate-*r*
10×pow1
prod-exp cbrt-unprod unswap-sqr
add-log-exp
expm1-log1p-u exp-sum fma-udef log1p-expm1-u
cbrt-undiv exp-prod div-exp pow-prod-down associate-*l/ *-commutative div-inv
rem-exp-log
Counts
4 → 119
Calls
4 calls:
2.0ms
(exp (fma (* (log z) (+ 2/3 1/3)) y (- (* (- t 1.0) (log a)) b)))
20.0ms
(* (/ x y) (exp (fma (* (log z) (+ 2/3 1/3)) y (- (* (- t 1.0) (log a)) b))))
40.0ms
(* (/ x y) (exp (fma (* (log z) (+ 2/3 1/3)) y (- (* (- t 1.0) (log a)) b))))
35.0ms
(* (/ x y) (exp (fma (* (log z) (+ 2/3 1/3)) y (- (* (- t 1.0) (log a)) b))))

series1.0s

Counts
4 → 12
Calls
4 calls:
233.0ms
(exp (fma (* (log z) (+ 2/3 1/3)) y (- (* (- t 1.0) (log a)) b)))
274.0ms
(* (/ x y) (exp (fma (* (log z) (+ 2/3 1/3)) y (- (* (- t 1.0) (log a)) b))))
257.0ms
(* (/ x y) (exp (fma (* (log z) (+ 2/3 1/3)) y (- (* (- t 1.0) (log a)) b))))
262.0ms
(* (/ x y) (exp (fma (* (log z) (+ 2/3 1/3)) y (- (* (- t 1.0) (log a)) b))))

simplify2.4s

Counts
131 → 131
Iterations

Useful iterations: done (2.4s)

IterNodesCost
01473519
13603159
29902379
334292355
done50002343

prune1.4s

Pruning

7 alts after pruning (6 fresh and 1 done)

Merged error: 0.0b

localize39.0ms

Local error

Found 4 expressions with local error:

0.2b
(* y (* (log z) (+ 2/3 1/3)))
0.5b
(* (exp (* y (* (log z) (+ 2/3 1/3)))) (/ (pow a (- t 1.0)) (exp b)))
0.6b
(/ (* x (* (exp (* y (* (log z) (+ 2/3 1/3)))) (/ (pow a (- t 1.0)) (exp b)))) y)
0.7b
(/ (pow a (- t 1.0)) (exp b))

rewrite301.0ms

Algorithm
rewrite-expression-head
Rules
114×times-frac
112×add-sqr-sqrt
102×add-cube-cbrt *-un-lft-identity
77×unpow-prod-up
63×prod-diff
59×associate-*r*
30×add-exp-log add-cbrt-cube
22×unpow-prod-down
19×associate-/l*
16×prod-exp
15×div-exp
11×pow1
10×associate-*l* cbrt-unprod
distribute-rgt-in distribute-lft-in sqr-pow
cbrt-undiv sub-neg associate-*r/
associate-/r*
expm1-log1p-u exp-sum pow-prod-down log1p-expm1-u add-log-exp unswap-sqr
pow-to-exp pow-exp div-inv
frac-2neg clear-num *-commutative associate-/l/
flip3-+ flip-+ pow-sub
Counts
4 → 235
Calls
4 calls:
48.0ms
(* y (* (log z) (+ 2/3 1/3)))
83.0ms
(* (exp (* y (* (log z) (+ 2/3 1/3)))) (/ (pow a (- t 1.0)) (exp b)))
103.0ms
(/ (* x (* (exp (* y (* (log z) (+ 2/3 1/3)))) (/ (pow a (- t 1.0)) (exp b)))) y)
38.0ms
(/ (pow a (- t 1.0)) (exp b))

series761.0ms

Counts
4 → 12
Calls
4 calls:
60.0ms
(* y (* (log z) (+ 2/3 1/3)))
267.0ms
(* (exp (* y (* (log z) (+ 2/3 1/3)))) (/ (pow a (- t 1.0)) (exp b)))
343.0ms
(/ (* x (* (exp (* y (* (log z) (+ 2/3 1/3)))) (/ (pow a (- t 1.0)) (exp b)))) y)
91.0ms
(/ (pow a (- t 1.0)) (exp b))

simplify2.4s

Counts
247 → 247
Iterations

Useful iterations: done (2.4s)

IterNodesCost
04385534
110564620
232403732
done50013432

prune1.4s

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0b

regimes575.0ms

Accuracy

0% (2.1b remaining)

Error of 2.1b against oracle of 0.1b and baseline of 2.1b

bsearch0.0ms

simplify6.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02227
12927
done2927

end0.0ms

sample9.4s

Algorithm
intervals
Results
3.4s45300×body80nan
1.4s15106×body80valid