Details

Time bar (total: 29.3s)

sample383.0ms

Algorithm
intervals
Results
205.0ms1427×body80nan
54.0ms431×body80valid
8.0ms11×body640valid
6.0ms15×body320valid
3.0msbody1280valid
2.0msbody160valid

simplify1.8s

Counts
1 → 1
Iterations
IterNodes
done5000
51044
4347
3135
262
131
017

prune11.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 1.7b

localize36.0ms

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))
6.5b
(log (- 1.0 z))

rewrite32.0ms

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* insert-posit16 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 → 67
Calls
4 calls:
16.0ms
(* 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))
13.0ms
(log (- 1.0 z))

series557.0ms

Counts
4 → 12
Calls
4 calls:
166.0ms
(* x (exp (fma y (- (log z) t) (* (- (log (- 1.0 z)) b) a))))
159.0ms
(exp (fma y (- (log z) t) (* (- (log (- 1.0 z)) b) a)))
182.0ms
(fma y (- (log z) t) (* (- (log (- 1.0 z)) b) a))
50.0ms
(log (- 1.0 z))

simplify1.9s

Counts
79 → 79
Iterations
IterNodes
done5004
32445
2866
1358
0159

prune552.0ms

Pruning

7 alts after pruning (7 fresh and 0 done)

Merged error: 0.0b

localize40.0ms

Local error

Found 4 expressions with local error:

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

rewrite19.0ms

Algorithm
rewrite-expression-head
Rules
20×add-sqr-sqrt
19×*-un-lft-identity
16×add-cube-cbrt
12×prod-diff
11×pow1
add-cbrt-cube add-log-exp
add-exp-log log-pow
expm1-log1p-u fma-neg associate-*r* insert-posit16 log1p-expm1-u
log-prod exp-prod associate-*l* associate--l+ fma-udef
exp-sum distribute-lft-out--
sub-neg flip3-- diff-log pow-prod-down prod-exp *-commutative cbrt-unprod flip-- difference-of-squares unswap-sqr rem-exp-log
Counts
4 → 85
Calls
4 calls:
7.0ms
(- (log z) t)
9.0ms
(* x (exp (fma y (- (log z) t) (* (- (fma -1/2 (* (/ z 1.0) (/ z 1.0)) (- (log 1.0) (* 1.0 z))) b) a))))
2.0ms
(exp (fma y (- (log z) t) (* (- (fma -1/2 (* (/ z 1.0) (/ z 1.0)) (- (log 1.0) (* 1.0 z))) b) a)))
0.0ms
(fma y (- (log z) t) (* (- (fma -1/2 (* (/ z 1.0) (/ z 1.0)) (- (log 1.0) (* 1.0 z))) b) a))

series707.0ms

Counts
4 → 12
Calls
4 calls:
72.0ms
(- (log z) t)
215.0ms
(* x (exp (fma y (- (log z) t) (* (- (fma -1/2 (* (/ z 1.0) (/ z 1.0)) (- (log 1.0) (* 1.0 z))) b) a))))
164.0ms
(exp (fma y (- (log z) t) (* (- (fma -1/2 (* (/ z 1.0) (/ z 1.0)) (- (log 1.0) (* 1.0 z))) b) a)))
255.0ms
(fma y (- (log z) t) (* (- (fma -1/2 (* (/ z 1.0) (/ z 1.0)) (- (log 1.0) (* 1.0 z))) b) a))

simplify2.6s

Counts
97 → 97
Iterations
IterNodes
done5001
32807
2866
1361
0167

prune699.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize43.0ms

Local error

Found 4 expressions with local error:

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

rewrite51.0ms

Algorithm
rewrite-expression-head
Rules
42×add-sqr-sqrt
40×*-un-lft-identity
36×prod-diff
34×add-cube-cbrt
20×pow1
17×distribute-rgt-in distribute-lft-in
12×log-pow
10×associate-*r*
log-prod associate--l+
add-cbrt-cube
add-exp-log
associate-*l* add-log-exp
expm1-log1p-u fma-neg insert-posit16 log1p-expm1-u distribute-lft-out--
exp-prod sub-neg
flip3-- exp-sum pow-prod-down prod-exp associate-*r/ *-commutative cbrt-unprod fma-udef flip-- difference-of-squares unswap-sqr
diff-log rem-exp-log
Counts
4 → 134
Calls
4 calls:
7.0ms
(- (log z) t)
14.0ms
(* x (exp (fma a (- (fma (* -1/2 (* 1.0 z)) z (- (log 1.0) (* 1.0 z))) b) (* y (- (log z) t)))))
3.0ms
(exp (fma a (- (fma (* -1/2 (* 1.0 z)) z (- (log 1.0) (* 1.0 z))) b) (* y (- (log z) t))))
25.0ms
(* y (- (log z) t))

series645.0ms

Counts
4 → 12
Calls
4 calls:
84.0ms
(- (log z) t)
303.0ms
(* x (exp (fma a (- (fma (* -1/2 (* 1.0 z)) z (- (log 1.0) (* 1.0 z))) b) (* y (- (log z) t)))))
175.0ms
(exp (fma a (- (fma (* -1/2 (* 1.0 z)) z (- (log 1.0) (* 1.0 z))) b) (* y (- (log z) t))))
82.0ms
(* y (- (log z) t))

simplify2.2s

Counts
146 → 146
Iterations
IterNodes
done5000
33873
21207
1504
0232

prune957.0ms

Pruning

5 alts after pruning (5 fresh and 0 done)

Merged error: 0.0b

localize45.0ms

Local error

Found 4 expressions with local error:

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

rewrite48.0ms

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 insert-posit16 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 → 108
Calls
4 calls:
6.0ms
(* x (expm1 (log1p (exp (fma a (- (fma (* -1/2 (* 1.0 z)) z (- (log 1.0) (* 1.0 z))) b) (* y (- (log z) t)))))))
2.0ms
(exp (fma a (- (fma (* -1/2 (* 1.0 z)) z (- (log 1.0) (* 1.0 z))) b) (* y (- (log z) t))))
0.0ms
(expm1 (log1p (exp (fma a (- (fma (* -1/2 (* 1.0 z)) z (- (log 1.0) (* 1.0 z))) b) (* y (- (log z) t))))))
39.0ms
(* y (- (log z) t))

series1.3s

Counts
4 → 12
Calls
4 calls:
315.0ms
(* x (expm1 (log1p (exp (fma a (- (fma (* -1/2 (* 1.0 z)) z (- (log 1.0) (* 1.0 z))) b) (* y (- (log z) t)))))))
164.0ms
(exp (fma a (- (fma (* -1/2 (* 1.0 z)) z (- (log 1.0) (* 1.0 z))) b) (* y (- (log z) t))))
367.0ms
(expm1 (log1p (exp (fma a (- (fma (* -1/2 (* 1.0 z)) z (- (log 1.0) (* 1.0 z))) b) (* y (- (log z) t))))))
424.0ms
(* y (- (log z) t))

simplify2.5s

Counts
120 → 120
Iterations
IterNodes
done5000
33777
21173
1480
0228

prune874.0ms

Pruning

5 alts after pruning (4 fresh and 1 done)

Merged error: 0.0b

regimes587.0ms

Accuracy

0% (0.0b remaining)

Error of 0.2b against oracle of 0.2b and baseline of 0.2b

bsearch0.0ms

simplify9.0ms

Iterations
IterNodes
done26
126
022

end0.0ms

sample10.9s

Algorithm
intervals
Results
6.4s40544×body80nan
1.8s12742×body80valid
187.0ms334×body640valid
145.0ms390×body320valid
84.0ms75×body1280valid
57.0ms255×body160valid