Details

Time bar (total: 31.9s)

sample311.0ms

Algorithm
intervals
Results
183.0ms1648×body80nan
28.0ms257×body80valid

simplify2.2s

Counts
1 → 1
Iterations
IterNodes
done5000
51804
4471
3157
261
127
015

prune18.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.2b

localize38.0ms

Local error

Found 4 expressions with local error:

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

rewrite415.0ms

Algorithm
rewrite-expression-head
Rules
91×*-un-lft-identity
48×pow1
43×add-sqr-sqrt
42×prod-diff log-pow
41×distribute-lft-out
35×add-cube-cbrt
28×associate-+l+
19×log-prod
14×add-log-exp
13×fma-def
11×distribute-lft-out--
associate-+r+
fma-neg
distribute-rgt-in sum-log distribute-lft-in flip3-- add-cbrt-cube associate-*l/ add-exp-log flip--
associate-*l* associate-+l-
expm1-log1p-u log-div flip3-+ diff-log associate-*r* frac-add flip-+ log1p-expm1-u
difference-of-squares
associate--l- +-commutative sub-neg associate--l+
pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
Counts
4 → 172
Calls
4 calls:
100.0ms
(- (+ (log (+ x y)) (log z)) t)
261.0ms
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
26.0ms
(* (- a 0.5) (log t))
20.0ms
(+ (log (+ x y)) (log z))

series819.0ms

Counts
4 → 12
Calls
4 calls:
290.0ms
(- (+ (log (+ x y)) (log z)) t)
307.0ms
(+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t)))
96.0ms
(* (- a 0.5) (log t))
127.0ms
(+ (log (+ x y)) (log z))

simplify2.7s

Counts
184 → 184
Iterations
IterNodes
done5001
23174
1744
0271

prune1.5s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.0b

localize48.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (log z) t)
0.2b
(fma (log t) (- a 0.5) (+ (log (+ y x)) (- (log z) t)))
0.3b
(+ (log (+ y x)) (- (log z) t))

rewrite45.0ms

Algorithm
rewrite-expression-head
Rules
38×*-un-lft-identity
24×add-sqr-sqrt prod-diff
22×add-cube-cbrt
17×pow1 associate-+r+
14×log-pow
10×log-prod
distribute-lft-out
associate--l+ distribute-lft-out-- add-log-exp
associate-+l+ fma-def fma-neg
expm1-log1p-u add-cbrt-cube add-exp-log log1p-expm1-u
log-div sum-log sub-neg flip3-+ diff-log associate-+l- flip-+
+-commutative associate-+r- flip3-- fma-udef flip-- difference-of-squares
Counts
3 → 94
Calls
3 calls:
14.0ms
(- (log z) t)
0.0ms
(fma (log t) (- a 0.5) (+ (log (+ y x)) (- (log z) t)))
24.0ms
(+ (log (+ y x)) (- (log z) t))

series502.0ms

Counts
3 → 9
Calls
3 calls:
86.0ms
(- (log z) t)
141.0ms
(fma (log t) (- a 0.5) (+ (log (+ y x)) (- (log z) t)))
275.0ms
(+ (log (+ y x)) (- (log z) t))

simplify1.2s

Counts
103 → 103
Iterations
IterNodes
done5001
21450
1440
0185

prune689.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 0.0b

localize60.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (log (sqrt z)) t)
0.0b
(+ (log (sqrt z)) (- (log (sqrt z)) t))
0.2b
(fma (log t) (- a 0.5) (+ (log (+ y x)) (+ (log (sqrt z)) (- (log (sqrt z)) t))))
0.3b
(+ (log (+ y x)) (+ (log (sqrt z)) (- (log (sqrt z)) t)))

rewrite147.0ms

Algorithm
rewrite-expression-head
Rules
79×*-un-lft-identity
48×log-pow
44×pow1
36×prod-diff
34×add-sqr-sqrt
33×distribute-lft-out
32×add-cube-cbrt
27×associate-+r+
22×log-prod
14×distribute-lft-out--
12×associate--l+
10×associate-+l+ fma-def add-log-exp
sqrt-prod
sqrt-pow1 pow1/2
sum-log
fma-neg
expm1-log1p-u add-cbrt-cube add-exp-log log1p-expm1-u
associate-+r- flip3-+ diff-log flip-+
+-commutative log-div sub-neg associate-+l-
flip3-- fma-udef flip-- difference-of-squares
Counts
4 → 157
Calls
4 calls:
15.0ms
(- (log (sqrt z)) t)
29.0ms
(+ (log (sqrt z)) (- (log (sqrt z)) t))
1.0ms
(fma (log t) (- a 0.5) (+ (log (+ y x)) (+ (log (sqrt z)) (- (log (sqrt z)) t))))
92.0ms
(+ (log (+ y x)) (+ (log (sqrt z)) (- (log (sqrt z)) t)))

series629.0ms

Counts
4 → 12
Calls
4 calls:
96.0ms
(- (log (sqrt z)) t)
117.0ms
(+ (log (sqrt z)) (- (log (sqrt z)) t))
164.0ms
(fma (log t) (- a 0.5) (+ (log (+ y x)) (+ (log (sqrt z)) (- (log (sqrt z)) t))))
252.0ms
(+ (log (+ y x)) (+ (log (sqrt z)) (- (log (sqrt z)) t)))

simplify1.8s

Counts
169 → 169
Iterations
IterNodes
done5002
22170
1622
0248

prune1.2s

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 0.0b

localize93.0ms

Local error

Found 4 expressions with local error:

0.5b
(* (cbrt t) (cbrt t))
0.5b
(cbrt t)
0.5b
(cbrt t)
0.5b
(cbrt t)

rewrite24.0ms

Algorithm
rewrite-expression-head
Rules
25×cbrt-prod
23×add-sqr-sqrt
15×*-un-lft-identity add-cube-cbrt
11×pow1
pow1/3
swap-sqr associate-*r* associate-*l* add-exp-log
expm1-log1p-u add-cbrt-cube log1p-expm1-u add-log-exp unswap-sqr
pow-prod-down pow-sqr pow-prod-up
pow2 pow-plus prod-exp *-commutative cbrt-unprod
Counts
4 → 81
Calls
4 calls:
17.0ms
(* (cbrt t) (cbrt t))
1.0ms
(cbrt t)
1.0ms
(cbrt t)
1.0ms
(cbrt t)

series1.1s

Counts
4 → 12
Calls
4 calls:
283.0ms
(* (cbrt t) (cbrt t))
261.0ms
(cbrt t)
268.0ms
(cbrt t)
266.0ms
(cbrt t)

simplify1.4s

Counts
93 → 93
Iterations
IterNodes
done5001
2725
1142
065

prune875.0ms

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 0.0b

regimes2.1s

Accuracy

0% (0.2b remaining)

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

bsearch0.0ms

simplify4.0ms

Iterations
IterNodes
done19
119
016

end0.0ms

sample11.9s

Algorithm
intervals
Results
7.9s55163×body80nan
1.1s8039×body80valid