Details

Time bar (total: 21.3s)

sample104.0ms

Algorithm
intervals
Results
37.0ms286×body80valid
19.0ms263×body80nan

simplify3.3s

Counts
1 → 1
Iterations
IterNodes
done5000
54493
41075
3279
288
130
015

prune15.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize17.0ms

Local error

Found 2 expressions with local error:

0.0b
(- 1 (log t))
0.1b
(fma (- 1 (log t)) z (+ (fma b (- a 0.5) x) y))

rewrite14.0ms

Algorithm
rewrite-expression-head
Rules
15×*-un-lft-identity
14×add-sqr-sqrt
12×prod-diff
11×add-cube-cbrt
pow1
log-pow
log-prod fma-neg associate--r+ add-log-exp
expm1-log1p-u add-cbrt-cube add-exp-log log1p-expm1-u distribute-lft-out-- difference-of-squares
sub-neg flip3-- diff-log fma-udef flip--
Counts
2 → 46
Calls
2 calls:
12.0ms
(- 1 (log t))
0.0ms
(fma (- 1 (log t)) z (+ (fma b (- a 0.5) x) y))

series500.0ms

Counts
2 → 6
Calls
2 calls:
194.0ms
(- 1 (log t))
305.0ms
(fma (- 1 (log t)) z (+ (fma b (- a 0.5) x) y))

simplify813.0ms

Counts
52 → 52
Iterations
IterNodes
done5000
2710
1218
0103

prune390.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.0b

localize38.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ (* z (- 1 (log t))) (+ (fma b (- a 0.5) x) y))
0.0b
(- 1 (log t))
0.3b
(* z (- 1 (log t)))

rewrite104.0ms

Algorithm
rewrite-expression-head
Rules
60×prod-diff
50×add-sqr-sqrt *-un-lft-identity
42×add-cube-cbrt
28×distribute-rgt-in associate-+l+ distribute-lft-in
22×pow1
17×log-pow
add-log-exp
associate-*r*
associate-*r/
sub-neg add-cbrt-cube add-exp-log
flip3-- frac-add flip-- distribute-lft-out-- difference-of-squares
expm1-log1p-u log-prod sum-log flip3-+ fma-neg associate-*l* flip-+ log1p-expm1-u associate--r+
+-commutative associate-+r+ fma-def diff-log pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
3 → 138
Calls
3 calls:
37.0ms
(+ (* z (- 1 (log t))) (+ (fma b (- a 0.5) x) y))
14.0ms
(- 1 (log t))
48.0ms
(* z (- 1 (log t)))

series622.0ms

Counts
3 → 9
Calls
3 calls:
356.0ms
(+ (* z (- 1 (log t))) (+ (fma b (- a 0.5) x) y))
205.0ms
(- 1 (log t))
62.0ms
(* z (- 1 (log t)))

simplify2.0s

Counts
147 → 147
Iterations
IterNodes
done5001
22781
1591
0208

prune1.1s

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0b

localize33.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ 1 (log t))
0.3b
(* (fma (- (log t)) (log t) 1) z)
0.3b
(/ (* (fma (- (log t)) (log t) 1) z) (+ 1 (log t)))
0.5b
(fma (- (log t)) (log t) 1)

rewrite35.0ms

Algorithm
rewrite-expression-head
Rules
19×*-un-lft-identity
12×add-sqr-sqrt
11×add-cbrt-cube add-exp-log
10×add-cube-cbrt
pow1
distribute-lft-out
associate-/r* times-frac add-log-exp
expm1-log1p-u log1p-expm1-u
associate-+r+ log-prod fma-def associate-*r* associate-*l* log-pow
cbrt-undiv flip3-+ div-exp prod-exp associate-/r/ cbrt-unprod flip-+
+-commutative clear-num sum-log frac-2neg pow-prod-down *-commutative fma-udef div-inv associate-/l* unswap-sqr
Counts
4 → 80
Calls
4 calls:
12.0ms
(+ 1 (log t))
6.0ms
(* (fma (- (log t)) (log t) 1) z)
14.0ms
(/ (* (fma (- (log t)) (log t) 1) z) (+ 1 (log t)))
0.0ms
(fma (- (log t)) (log t) 1)

series1.1s

Counts
4 → 12
Calls
4 calls:
181.0ms
(+ 1 (log t))
219.0ms
(* (fma (- (log t)) (log t) 1) z)
341.0ms
(/ (* (fma (- (log t)) (log t) 1) z) (+ 1 (log t)))
405.0ms
(fma (- (log t)) (log t) 1)

simplify1.4s

Counts
92 → 92
Iterations
IterNodes
done5000
21549
1323
0130

prune825.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0b

localize36.0ms

Local error

Found 4 expressions with local error:

0.3b
(* z (- (- 1 (* 2 (log (cbrt t)))) (log (cbrt t))))
0.3b
(- (- 1 (* 2 (log (cbrt t)))) (log (cbrt t)))
0.6b
(cbrt t)
0.6b
(cbrt t)

rewrite187.0ms

Algorithm
rewrite-expression-head
Rules
54×prod-diff
44×add-sqr-sqrt *-un-lft-identity
38×add-cube-cbrt
22×distribute-rgt-in distribute-lft-in
20×log-pow
17×pow1
15×associate--l+
11×pow1/3
cbrt-prod
add-log-exp
log-prod sub-neg add-cbrt-cube associate-*r* add-exp-log associate--r+
expm1-log1p-u log1p-expm1-u distribute-lft-out--
fma-neg diff-log associate-*l*
flip3-- associate-*r/ flip-- difference-of-squares
associate--l- pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
4 → 143
Calls
4 calls:
122.0ms
(* z (- (- 1 (* 2 (log (cbrt t)))) (log (cbrt t))))
59.0ms
(- (- 1 (* 2 (log (cbrt t)))) (log (cbrt t)))
1.0ms
(cbrt t)
1.0ms
(cbrt t)

series1.2s

Counts
4 → 12
Calls
4 calls:
149.0ms
(* z (- (- 1 (* 2 (log (cbrt t)))) (log (cbrt t))))
471.0ms
(- (- 1 (* 2 (log (cbrt t)))) (log (cbrt t)))
303.0ms
(cbrt t)
286.0ms
(cbrt t)

simplify2.0s

Counts
155 → 155
Iterations
IterNodes
done5001
22045
1465
0203

prune804.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0b

regimes914.0ms

Accuracy

0% (0.3b remaining)

Error of 0.3b against oracle of 0.0b and baseline of 0.3b

bsearch0.0ms

simplify2.0ms

Iterations
IterNodes
done24
124
018

end0.0ms

sample3.8s

Algorithm
intervals
Results
1.4s9153×body80valid
794.0ms9003×body80nan
1.0msbody1280valid
0.0msbody640valid
0.0msbody160valid