Details

Time bar (total: 30.8s)

sample404.0ms

Algorithm
intervals
Results
191.0ms1309×body80nan
43.0ms384×body80valid
7.0ms10×body320valid
5.0ms10×body640valid
4.0msbody1280valid
3.0ms12×body160valid

simplify888.0ms

Counts
1 → 1
Iterations
IterNodes
done5000
51338
4377
3135
262
131
017

prune35.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 2.7b

localize33.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (log z) t)
0.1b
(* y (- (log z) t))
0.5b
(+ (* y (- (log z) t)) (* a (- (log (- 1.0 z)) b)))
5.0b
(log (- 1.0 z))

rewrite114.0ms

Algorithm
rewrite-expression-head
Rules
84×prod-diff
76×add-sqr-sqrt *-un-lft-identity
64×add-cube-cbrt
53×distribute-rgt-in distribute-lft-in
38×associate-+r+
34×associate-+l+
31×pow1
30×log-prod
25×associate--l+ log-pow
10×associate-*r/
sub-neg flip3-- add-exp-log flip-- distribute-lft-out-- add-log-exp
add-cbrt-cube associate-*r*
difference-of-squares
expm1-log1p-u fma-neg frac-add log1p-expm1-u
associate-*l*
log-div
+-commutative sum-log fma-def flip3-+ diff-log rem-log-exp pow-prod-down prod-exp *-commutative cbrt-unprod flip-+ unswap-sqr
Counts
4 → 203
Calls
4 calls:
7.0ms
(- (log z) t)
46.0ms
(* y (- (log z) t))
46.0ms
(+ (* y (- (log z) t)) (* a (- (log (- 1.0 z)) b)))
5.0ms
(log (- 1.0 z))

series928.0ms

Counts
4 → 12
Calls
4 calls:
433.0ms
(- (log z) t)
75.0ms
(* y (- (log z) t))
349.0ms
(+ (* y (- (log z) t)) (* a (- (log (- 1.0 z)) b)))
70.0ms
(log (- 1.0 z))

simplify1.4s

Counts
215 → 215
Iterations
IterNodes
done5000
23478
1924
0357

prune1.5s

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.0b

localize69.0ms

Local error

Found 4 expressions with local error:

0.0b
(* a (- (- (log 1.0) (fma (/ 1/2 1.0) (/ (pow z 2) 1.0) (* z 1.0))) b))
0.0b
(- (log z) t)
0.1b
(* y (- (log z) t))
0.5b
(+ (* y (- (log z) t)) (* a (- (- (log 1.0) (fma (/ 1/2 1.0) (/ (pow z 2) 1.0) (* z 1.0))) b)))

rewrite289.0ms

Algorithm
rewrite-expression-head
Rules
180×prod-diff
166×*-un-lft-identity
151×add-sqr-sqrt
117×add-cube-cbrt
108×distribute-rgt-in distribute-lft-in
95×associate--l+
74×associate-+r+
51×pow1
43×log-pow
34×associate-+l+
33×distribute-lft-out--
27×log-prod
15×difference-of-squares
13×sub-neg associate-*r*
12×associate-*r/
add-cbrt-cube add-exp-log
flip3-- flip-- add-log-exp
associate-*l*
expm1-log1p-u fma-neg frac-add log1p-expm1-u
pow-prod-down prod-exp *-commutative cbrt-unprod unswap-sqr
+-commutative sum-log fma-def flip3-+ diff-log flip-+
Counts
4 → 321
Calls
4 calls:
142.0ms
(* a (- (- (log 1.0) (fma (/ 1/2 1.0) (/ (pow z 2) 1.0) (* z 1.0))) b))
8.0ms
(- (log z) t)
24.0ms
(* y (- (log z) t))
79.0ms
(+ (* y (- (log z) t)) (* a (- (- (log 1.0) (fma (/ 1/2 1.0) (/ (pow z 2) 1.0) (* z 1.0))) b)))

series710.0ms

Counts
4 → 12
Calls
4 calls:
121.0ms
(* a (- (- (log 1.0) (fma (/ 1/2 1.0) (/ (pow z 2) 1.0) (* z 1.0))) b))
98.0ms
(- (log z) t)
130.0ms
(* y (- (log z) t))
361.0ms
(+ (* y (- (log z) t)) (* a (- (- (log 1.0) (fma (/ 1/2 1.0) (/ (pow z 2) 1.0) (* z 1.0))) b)))

simplify1.7s

Counts
333 → 333
Iterations
IterNodes
done5000
24414
11172
0465

prune2.2s

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.0b

localize63.0ms

Local error

Found 4 expressions with local error:

0.0b
(* x (exp (+ (* y (log z)) (fma (- (- (log 1.0) (fma (/ 1/2 1.0) (/ (* z z) 1.0) (* z 1.0))) b) a (- (* t y))))))
0.0b
(+ (* y (log z)) (fma (- (- (log 1.0) (fma (/ 1/2 1.0) (/ (* z z) 1.0) (* z 1.0))) b) a (- (* t y))))
0.0b
(fma (- (- (log 1.0) (fma (/ 1/2 1.0) (/ (* z z) 1.0) (* z 1.0))) b) a (- (* t y)))
0.3b
(* y (log z))

rewrite100.0ms

Algorithm
rewrite-expression-head
Rules
16×add-sqr-sqrt
12×log-prod *-un-lft-identity add-cube-cbrt
pow1
add-cbrt-cube associate-*r*
add-exp-log
distribute-rgt-in associate-+l+ distribute-lft-in associate-*l* add-log-exp
expm1-log1p-u log1p-expm1-u
pow-prod-down prod-exp *-commutative cbrt-unprod fma-udef unswap-sqr
+-commutative associate-+r+ sum-log fma-def flip3-+ exp-sum log-pow flip-+
Counts
4 → 79
Calls
4 calls:
80.0ms
(* x (exp (+ (* y (log z)) (fma (- (- (log 1.0) (fma (/ 1/2 1.0) (/ (* z z) 1.0) (* z 1.0))) b) a (- (* t y))))))
11.0ms
(+ (* y (log z)) (fma (- (- (log 1.0) (fma (/ 1/2 1.0) (/ (* z z) 1.0) (* z 1.0))) b) a (- (* t y))))
0.0ms
(fma (- (- (log 1.0) (fma (/ 1/2 1.0) (/ (* z z) 1.0) (* z 1.0))) b) a (- (* t y)))
7.0ms
(* y (log z))

series909.0ms

Counts
4 → 12
Calls
4 calls:
314.0ms
(* x (exp (+ (* y (log z)) (fma (- (- (log 1.0) (fma (/ 1/2 1.0) (/ (* z z) 1.0) (* z 1.0))) b) a (- (* t y))))))
312.0ms
(+ (* y (log z)) (fma (- (- (log 1.0) (fma (/ 1/2 1.0) (/ (* z z) 1.0) (* z 1.0))) b) a (- (* t y))))
239.0ms
(fma (- (- (log 1.0) (fma (/ 1/2 1.0) (/ (* z z) 1.0) (* z 1.0))) b) a (- (* t y)))
44.0ms
(* y (log z))

simplify758.0ms

Counts
91 → 91
Iterations
IterNodes
done5001
21245
1380
0161

prune1.1s

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.0b

localize88.0ms

Local error

Found 4 expressions with local error:

0.0b
(fma (- (- (log 1.0) (fma (/ 1/2 1.0) (/ (* z z) 1.0) (* z 1.0))) b) a (- (* t y)))
0.0b
(fma a (- (log 1.0) (fma (/ (pow z 2) 1.0) (/ 1/2 1.0) (fma 1.0 z b))) (* y (+ (- t) (log z))))
0.1b
(* y (+ (- t) (log z)))
0.3b
(* y (log z))

rewrite79.0ms

Algorithm
rewrite-expression-head
Rules
16×*-un-lft-identity
14×add-sqr-sqrt
11×pow1 associate-*r*
10×add-cube-cbrt
add-cbrt-cube add-exp-log
log-prod associate-*l*
distribute-rgt-in expm1-log1p-u distribute-lft-in log1p-expm1-u distribute-lft-out add-log-exp
log-pow
distribute-rgt-neg-in pow-prod-down prod-exp associate-*r/ *-commutative cbrt-unprod fma-udef unswap-sqr
flip3-+ flip-+
Counts
4 → 75
Calls
4 calls:
0.0ms
(fma (- (- (log 1.0) (fma (/ 1/2 1.0) (/ (* z z) 1.0) (* z 1.0))) b) a (- (* t y)))
0.0ms
(fma a (- (log 1.0) (fma (/ (pow z 2) 1.0) (/ 1/2 1.0) (fma 1.0 z b))) (* y (+ (- t) (log z))))
50.0ms
(* y (+ (- t) (log z)))
26.0ms
(* y (log z))

series746.0ms

Counts
4 → 12
Calls
4 calls:
295.0ms
(fma (- (- (log 1.0) (fma (/ 1/2 1.0) (/ (* z z) 1.0) (* z 1.0))) b) a (- (* t y)))
321.0ms
(fma a (- (log 1.0) (fma (/ (pow z 2) 1.0) (/ 1/2 1.0) (fma 1.0 z b))) (* y (+ (- t) (log z))))
63.0ms
(* y (+ (- t) (log z)))
66.0ms
(* y (log z))

simplify691.0ms

Counts
87 → 87
Iterations
IterNodes
done5000
21264
1376
0158

prune1.3s

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0.0b

regimes525.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify8.0ms

Iterations
IterNodes
done35
235
133
024

end0.0ms

sample14.1s

Algorithm
intervals
Results
7.1s40529×body80nan
1.8s12424×body80valid
281.0ms391×body640valid
237.0ms419×body320valid
88.0ms73×body1280valid
79.0ms303×body160valid