Details

Time bar (total: 56.0s)

sample484.0ms

Algorithm
intervals
Results
302.0ms1522×body80nan
85.0ms481×body80valid

simplify5.3s

Counts
1 → 1
Iterations
IterNodes
67660
51421
4477
3179
271
133
017

prune34.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 1.0b

localize52.0ms

Local error

Found 4 expressions with local error:

0.1b
(fma (- t 1.0) (log a) (* (log z) y))
0.3b
(* (log z) y)
0.5b
(* x (/ (exp (- (fma (- t 1.0) (log a) (* (log z) y)) b)) y))
1.1b
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))

rewrite97.0ms

Algorithm
rewrite-expression-head
Rules
60×add-sqr-sqrt
53×*-un-lft-identity
52×associate-*r*
51×add-cube-cbrt
48×exp-sum
46×times-frac
36×prod-diff
11×add-cbrt-cube
10×add-exp-log
pow1
associate-*l* add-log-exp
exp-prod fma-udef
expm1-log1p-u sub-neg associate--l+ log1p-expm1-u
prod-exp cbrt-unprod unswap-sqr
pow-prod-down *-commutative rem-exp-log
cbrt-undiv exp-diff diff-log div-exp associate-*r/ log-pow div-inv distribute-lft-out-- difference-of-squares
Counts
4 → 130
Calls
4 calls:
1.0ms
(fma (- t 1.0) (log a) (* (log z) y))
12.0ms
(* (log z) y)
70.0ms
(* x (/ (exp (- (fma (- t 1.0) (log a) (* (log z) y)) b)) y))
10.0ms
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))

series760.0ms

Counts
4 → 12
Calls
4 calls:
156.0ms
(fma (- t 1.0) (log a) (* (log z) y))
112.0ms
(* (log z) y)
329.0ms
(* x (/ (exp (- (fma (- t 1.0) (log a) (* (log z) y)) b)) y))
162.0ms
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))

simplify3.8s

Counts
142 → 142
Iterations
IterNodes
35336
21859
1698
0294

prune2.7s

Pruning

15 alts after pruning (15 fresh and 0 done)

Merged error: 0.7b

localize78.0ms

Local error

Found 4 expressions with local error:

0.5b
(cbrt y)
0.5b
(cbrt y)
1.1b
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))
1.1b
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))

rewrite23.0ms

Algorithm
rewrite-expression-head
Rules
24×add-sqr-sqrt *-un-lft-identity exp-sum
20×add-cube-cbrt
18×prod-diff
10×exp-prod add-log-exp
cbrt-prod
expm1-log1p-u pow1 add-cbrt-cube add-exp-log log1p-expm1-u rem-exp-log
sub-neg exp-diff pow1/3 diff-log associate--l+ fma-udef distribute-lft-out-- difference-of-squares
Counts
4 → 84
Calls
4 calls:
1.0ms
(cbrt y)
1.0ms
(cbrt y)
10.0ms
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))
11.0ms
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))

series873.0ms

Counts
4 → 12
Calls
4 calls:
264.0ms
(cbrt y)
271.0ms
(cbrt y)
163.0ms
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))
174.0ms
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))

simplify7.7s

Counts
96 → 96
Iterations
IterNodes
46827
31769
2616
1275
0139

prune2.2s

Pruning

21 alts after pruning (20 fresh and 1 done)

Merged error: 0.6b

localize115.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (cbrt y))
0.6b
(cbrt (* (cbrt y) (cbrt y)))
1.1b
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))
1.1b
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))

rewrite33.0ms

Algorithm
rewrite-expression-head
Rules
24×add-sqr-sqrt *-un-lft-identity exp-sum
20×add-cube-cbrt
18×prod-diff
10×cbrt-prod exp-prod add-log-exp
expm1-log1p-u pow1 add-cbrt-cube add-exp-log log1p-expm1-u rem-exp-log
sub-neg exp-diff pow1/3 diff-log associate--l+ fma-udef distribute-lft-out-- difference-of-squares
Counts
4 → 85
Calls
4 calls:
1.0ms
(cbrt (cbrt y))
8.0ms
(cbrt (* (cbrt y) (cbrt y)))
10.0ms
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))
12.0ms
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))

series1.1s

Counts
4 → 12
Calls
4 calls:
375.0ms
(cbrt (cbrt y))
413.0ms
(cbrt (* (cbrt y) (cbrt y)))
182.0ms
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))
173.0ms
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))

simplify1.2s

Counts
97 → 97
Iterations
IterNodes
32035
2711
1323
0167

prune2.3s

Pruning

21 alts after pruning (21 fresh and 0 done)

Merged error: 0.6b

localize106.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (* (cbrt y) (cbrt y)))
0.6b
(cbrt (* (cbrt y) (cbrt y)))
1.1b
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))
1.1b
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))

rewrite41.0ms

Algorithm
rewrite-expression-head
Rules
24×exp-sum
22×add-sqr-sqrt *-un-lft-identity
18×prod-diff add-cube-cbrt
10×exp-prod add-log-exp
expm1-log1p-u pow1 add-cbrt-cube add-exp-log log1p-expm1-u rem-exp-log
cbrt-prod sub-neg exp-diff pow1/3 diff-log associate--l+ fma-udef distribute-lft-out-- difference-of-squares
Counts
4 → 80
Calls
4 calls:
5.0ms
(cbrt (* (cbrt y) (cbrt y)))
5.0ms
(cbrt (* (cbrt y) (cbrt y)))
14.0ms
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))
14.0ms
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))

series1.0s

Counts
4 → 12
Calls
4 calls:
384.0ms
(cbrt (* (cbrt y) (cbrt y)))
321.0ms
(cbrt (* (cbrt y) (cbrt y)))
146.0ms
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))
173.0ms
(exp (- (fma (- t 1.0) (log a) (* (log z) y)) b))

simplify6.6s

Counts
92 → 92
Iterations
IterNodes
46949
31830
2631
1286
0143

prune2.1s

Pruning

23 alts after pruning (22 fresh and 1 done)

Merged error: 0.6b

regimes2.4s

Accuracy

0% (0.4b remaining)

Error of 1.0b against oracle of 0.6b and baseline of 1.0b

bsearch0.0ms

simplify12.0ms

Iterations
IterNodes
234
134
028

end0.0ms

sample14.9s

Algorithm
intervals
Results
8.8s46650×body80nan
2.7s15275×body80valid