Details

Time bar (total: 26.0s)

sample352.0ms

Algorithm
intervals
Results
135.0ms1237×body80nan
78.0ms390×body80valid
9.0ms13×body640valid
6.0ms15×body320valid
4.0msbody1280valid
3.0ms11×body160valid

simplify1.6s

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

prune28.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 3.4b

localize31.0ms

Local error

Found 4 expressions with local error:

0.0b
(* x (exp (fma y (- (log z) t) (* (- (log (- 1.0 z)) b) a))))
0.0b
(exp (fma y (- (log z) t) (* (- (log (- 1.0 z)) b) a)))
0.3b
(fma y (- (log z) t) (* (- (log (- 1.0 z)) b) a))
5.6b
(log (- 1.0 z))

rewrite33.0ms

Algorithm
rewrite-expression-head
Rules
12×add-sqr-sqrt
10×*-un-lft-identity
add-cube-cbrt
pow1
add-cbrt-cube add-exp-log
log-prod add-log-exp
expm1-log1p-u associate-*r* log1p-expm1-u
exp-prod associate-*l* fma-udef
log-div exp-sum
flip3-- rem-log-exp pow-prod-down prod-exp log-pow *-commutative cbrt-unprod flip-- distribute-lft-out-- difference-of-squares unswap-sqr rem-exp-log
Counts
4 → 63
Calls
4 calls:
18.0ms
(* x (exp (fma y (- (log z) t) (* (- (log (- 1.0 z)) b) a))))
3.0ms
(exp (fma y (- (log z) t) (* (- (log (- 1.0 z)) b) a)))
0.0ms
(fma y (- (log z) t) (* (- (log (- 1.0 z)) b) a))
9.0ms
(log (- 1.0 z))

series804.0ms

Counts
4 → 12
Calls
4 calls:
240.0ms
(* x (exp (fma y (- (log z) t) (* (- (log (- 1.0 z)) b) a))))
242.0ms
(exp (fma y (- (log z) t) (* (- (log (- 1.0 z)) b) a)))
259.0ms
(fma y (- (log z) t) (* (- (log (- 1.0 z)) b) a))
63.0ms
(log (- 1.0 z))

simplify2.0s

Counts
75 → 75
Iterations
IterNodes
done5000
34037
21058
1354
0155

prune682.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize74.0ms

Local error

Found 4 expressions with local error:

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

rewrite45.0ms

Algorithm
rewrite-expression-head
Rules
15×add-sqr-sqrt
11×*-un-lft-identity
add-cube-cbrt
pow1 add-cbrt-cube associate-*l*
associate-*r* add-exp-log
add-log-exp
expm1-log1p-u log1p-expm1-u
exp-prod fma-udef
exp-sum pow-prod-down associate-*l/ prod-exp *-commutative cbrt-unprod unswap-sqr
flip3-- flip-- distribute-lft-out-- difference-of-squares rem-exp-log
Counts
4 → 69
Calls
4 calls:
25.0ms
(* (- (fma (* (/ z 1.0) (/ z 1.0)) -1/2 (- (log 1.0) (* 1.0 z))) b) a)
14.0ms
(* x (exp (fma y (- (log z) t) (* (- (fma (* (/ z 1.0) (/ z 1.0)) -1/2 (- (log 1.0) (* 1.0 z))) b) a))))
3.0ms
(exp (fma y (- (log z) t) (* (- (fma (* (/ z 1.0) (/ z 1.0)) -1/2 (- (log 1.0) (* 1.0 z))) b) a)))
1.0ms
(fma y (- (log z) t) (* (- (fma (* (/ z 1.0) (/ z 1.0)) -1/2 (- (log 1.0) (* 1.0 z))) b) a))

series917.0ms

Counts
4 → 12
Calls
4 calls:
109.0ms
(* (- (fma (* (/ z 1.0) (/ z 1.0)) -1/2 (- (log 1.0) (* 1.0 z))) b) a)
284.0ms
(* x (exp (fma y (- (log z) t) (* (- (fma (* (/ z 1.0) (/ z 1.0)) -1/2 (- (log 1.0) (* 1.0 z))) b) a))))
214.0ms
(exp (fma y (- (log z) t) (* (- (fma (* (/ z 1.0) (/ z 1.0)) -1/2 (- (log 1.0) (* 1.0 z))) b) a)))
310.0ms
(fma y (- (log z) t) (* (- (fma (* (/ z 1.0) (/ z 1.0)) -1/2 (- (log 1.0) (* 1.0 z))) b) a))

simplify1.4s

Counts
81 → 81
Iterations
IterNodes
done5001
21053
1310
0138

prune758.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0.0b

localize38.0ms

Local error

Found 4 expressions with local error:

0.0b
(- (log z) t)
0.0b
(* x (exp (fma (fma 1.0 (* (* z z) -1/2) (- (- (log 1.0) (* z 1.0)) b)) a (* (- (log z) t) y))))
0.0b
(exp (fma (fma 1.0 (* (* z z) -1/2) (- (- (log 1.0) (* z 1.0)) b)) a (* (- (log z) t) y)))
0.1b
(* (- (log z) t) y)

rewrite48.0ms

Algorithm
rewrite-expression-head
Rules
26×add-sqr-sqrt
24×*-un-lft-identity
18×add-cube-cbrt
14×pow1
12×prod-diff
associate-*l*
add-cbrt-cube
associate-*r* add-exp-log
log-pow add-log-exp
expm1-log1p-u fma-neg log1p-expm1-u distribute-lft-out--
log-prod exp-prod associate--l+
flip3-- exp-sum pow-prod-down associate-*l/ prod-exp *-commutative cbrt-unprod fma-udef flip-- difference-of-squares unswap-sqr
sub-neg diff-log rem-exp-log
Counts
4 → 96
Calls
4 calls:
8.0ms
(- (log z) t)
10.0ms
(* x (exp (fma (fma 1.0 (* (* z z) -1/2) (- (- (log 1.0) (* z 1.0)) b)) a (* (- (log z) t) y))))
2.0ms
(exp (fma (fma 1.0 (* (* z z) -1/2) (- (- (log 1.0) (* z 1.0)) b)) a (* (- (log z) t) y)))
22.0ms
(* (- (log z) t) y)

series576.0ms

Counts
4 → 12
Calls
4 calls:
65.0ms
(- (log z) t)
270.0ms
(* x (exp (fma (fma 1.0 (* (* z z) -1/2) (- (- (log 1.0) (* z 1.0)) b)) a (* (- (log z) t) y))))
154.0ms
(exp (fma (fma 1.0 (* (* z z) -1/2) (- (- (log 1.0) (* z 1.0)) b)) a (* (- (log z) t) y)))
88.0ms
(* (- (log z) t) y)

simplify1.0s

Counts
108 → 108
Iterations
IterNodes
done5000
21410
1434
0191

prune858.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.0b

localize43.0ms

Local error

Found 4 expressions with local error:

0.0b
(* x (expm1 (log1p (exp (fma (- (fma (* 1.0 z) (* z -1/2) (- (log 1.0) (* 1.0 z))) b) a (* y (- (log z) t)))))))
0.0b
(expm1 (log1p (exp (fma (- (fma (* 1.0 z) (* z -1/2) (- (log 1.0) (* 1.0 z))) b) a (* y (- (log z) t))))))
0.0b
(exp (fma (- (fma (* 1.0 z) (* z -1/2) (- (log 1.0) (* 1.0 z))) b) a (* y (- (log z) t))))
0.1b
(* y (- (log z) t))

rewrite39.0ms

Algorithm
rewrite-expression-head
Rules
31×add-sqr-sqrt
28×*-un-lft-identity
25×add-cube-cbrt
24×prod-diff
17×distribute-rgt-in distribute-lft-in
15×pow1
associate-*r*
add-cbrt-cube add-exp-log
log-pow
log-prod associate-*l* associate--l+
add-log-exp
expm1-log1p-u log1p-expm1-u
exp-prod
sub-neg pow-prod-down prod-exp associate-*r/ *-commutative cbrt-unprod distribute-lft-out-- unswap-sqr
expm1-log1p flip3-- exp-sum fma-udef flip-- expm1-udef difference-of-squares rem-exp-log
Counts
4 → 104
Calls
4 calls:
7.0ms
(* x (expm1 (log1p (exp (fma (- (fma (* 1.0 z) (* z -1/2) (- (log 1.0) (* 1.0 z))) b) a (* y (- (log z) t)))))))
0.0ms
(expm1 (log1p (exp (fma (- (fma (* 1.0 z) (* z -1/2) (- (log 1.0) (* 1.0 z))) b) a (* y (- (log z) t))))))
3.0ms
(exp (fma (- (fma (* 1.0 z) (* z -1/2) (- (log 1.0) (* 1.0 z))) b) a (* y (- (log z) t))))
25.0ms
(* y (- (log z) t))

series904.0ms

Counts
4 → 12
Calls
4 calls:
377.0ms
(* x (expm1 (log1p (exp (fma (- (fma (* 1.0 z) (* z -1/2) (- (log 1.0) (* 1.0 z))) b) a (* y (- (log z) t)))))))
272.0ms
(expm1 (log1p (exp (fma (- (fma (* 1.0 z) (* z -1/2) (- (log 1.0) (* 1.0 z))) b) a (* y (- (log z) t))))))
161.0ms
(exp (fma (- (fma (* 1.0 z) (* z -1/2) (- (log 1.0) (* 1.0 z))) b) a (* y (- (log z) t))))
93.0ms
(* y (- (log z) t))

simplify1.2s

Counts
116 → 116
Iterations
IterNodes
done5000
21541
1486
0223

prune1.0s

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

regimes491.0ms

Accuracy

0% (0.2b remaining)

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

bsearch0.0ms

simplify5.0ms

Iterations
IterNodes
done26
126
022

end0.0ms

sample11.0s

Algorithm
intervals
Results
5.9s40502×body80nan
1.8s12397×body80valid
197.0ms334×body640valid
185.0ms432×body320valid
73.0ms71×body1280valid
54.0ms257×body160valid