Details

Time bar (total: 24.2s)

sample191.0ms

Algorithm
intervals
Results
59.0ms45×body1280valid
35.0ms41×body10240exit
21.0ms43×body640valid
12.0ms121×body80valid
10.0ms32×body320valid
6.0ms83×body80nan
5.0ms14×body640nan
4.0msbody2560valid
2.0ms14×body160valid
1.0msbody320nan
0.0msbody1280nan
0.0msbody160nan

simplify889.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01213
12013
23313
34813
46613
57813
610013
712613
815013
920313
1028413
1129013
done29013

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 22.9b

localize17.0ms

Local error

Found 4 expressions with local error:

0.0b
(* y (exp z))
0.0b
(/ (log (+ (- 1.0 y) (* y (exp z)))) t)
1.8b
(+ (- 1.0 y) (* y (exp z)))
1.9b
(log (+ (- 1.0 y) (* y (exp z))))

rewrite221.0ms

Algorithm
rewrite-expression-head
Rules
18×add-sqr-sqrt
16×add-cube-cbrt *-un-lft-identity
12×times-frac
11×pow1
add-log-exp
add-exp-log add-cbrt-cube
log-pow
log-div associate-/l*
log-prod flip3-+ associate-*r* associate-*l* associate-/r* flip-+
associate-+l+ div-sub sum-log
cbrt-undiv +-commutative associate-+l- sub-neg frac-2neg diff-log div-exp rem-log-exp pow-prod-down prod-exp clear-num *-commutative cbrt-unprod div-inv unswap-sqr
Counts
4 → 80
Calls
4 calls:
12.0ms
(* y (exp z))
100.0ms
(/ (log (+ (- 1.0 y) (* y (exp z)))) t)
57.0ms
(+ (- 1.0 y) (* y (exp z)))
49.0ms
(log (+ (- 1.0 y) (* y (exp z))))

series542.0ms

Counts
4 → 12
Calls
4 calls:
40.0ms
(* y (exp z))
279.0ms
(/ (log (+ (- 1.0 y) (* y (exp z)))) t)
76.0ms
(+ (- 1.0 y) (* y (exp z)))
147.0ms
(log (+ (- 1.0 y) (* y (exp z))))

simplify2.8s

Counts
92 → 92
Iterations

Useful iterations: 3 (1.2s)

IterNodesCost
02031436
14511388
212381271
338101268
done50001268

prune436.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 3.5b

localize26.0ms

Local error

Found 4 expressions with local error:

0.0b
(* y (- 1 (exp z)))
0.0b
(/ (log (- 1.0 (* y (- 1 (exp z))))) t)
1.9b
(log (- 1.0 (* y (- 1 (exp z)))))
3.4b
(- 1 (exp z))

rewrite111.0ms

Algorithm
rewrite-expression-head
Rules
24×add-sqr-sqrt
22×*-un-lft-identity
16×add-cube-cbrt
12×times-frac
11×pow1
add-exp-log
add-cbrt-cube
associate-*r* add-log-exp
log-pow
log-div flip3-- flip-- associate-/l* difference-of-squares
sub-neg log-prod associate-*l* associate-/r*
distribute-rgt-in distribute-lft-in div-sub associate-*r/ distribute-lft-out--
cbrt-undiv frac-2neg diff-log div-exp rem-log-exp pow-prod-down prod-exp clear-num *-commutative cbrt-unprod div-inv unswap-sqr
Counts
4 → 89
Calls
4 calls:
49.0ms
(* y (- 1 (exp z)))
28.0ms
(/ (log (- 1.0 (* y (- 1 (exp z))))) t)
17.0ms
(log (- 1.0 (* y (- 1 (exp z)))))
15.0ms
(- 1 (exp z))

series428.0ms

Counts
4 → 12
Calls
4 calls:
54.0ms
(* y (- 1 (exp z)))
239.0ms
(/ (log (- 1.0 (* y (- 1 (exp z))))) t)
111.0ms
(log (- 1.0 (* y (- 1 (exp z)))))
23.0ms
(- 1 (exp z))

simplify3.4s

Counts
101 → 101
Iterations

Useful iterations: 3 (1.6s)

IterNodesCost
02211488
14901402
213141298
341031288
done50001288

prune415.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 3.5b

localize29.0ms

Local error

Found 4 expressions with local error:

0.0b
(* y (- 1 (exp z)))
0.1b
(* (log (- 1.0 (* y (- 1 (exp z))))) (/ 1 t))
1.9b
(log (- 1.0 (* y (- 1 (exp z)))))
3.4b
(- 1 (exp z))

rewrite132.0ms

Algorithm
rewrite-expression-head
Rules
30×add-sqr-sqrt
22×*-un-lft-identity
19×associate-*r*
16×add-exp-log
15×add-cube-cbrt
11×times-frac add-cbrt-cube
10×pow1
associate-*l*
add-log-exp
prod-exp
difference-of-squares unswap-sqr
sub-neg log-prod flip3-- associate-*r/ flip-- cbrt-unprod
distribute-rgt-in log-div distribute-lft-in div-exp pow-prod-down log-pow *-commutative distribute-lft-out--
cbrt-undiv rec-exp diff-log 1-exp rem-log-exp un-div-inv div-inv
Counts
4 → 93
Calls
4 calls:
71.0ms
(* y (- 1 (exp z)))
33.0ms
(* (log (- 1.0 (* y (- 1 (exp z))))) (/ 1 t))
8.0ms
(log (- 1.0 (* y (- 1 (exp z)))))
15.0ms
(- 1 (exp z))

series455.0ms

Counts
4 → 12
Calls
4 calls:
41.0ms
(* y (- 1 (exp z)))
259.0ms
(* (log (- 1.0 (* y (- 1 (exp z))))) (/ 1 t))
128.0ms
(log (- 1.0 (* y (- 1 (exp z)))))
26.0ms
(- 1 (exp z))

simplify4.2s

Counts
105 → 105
Iterations

Useful iterations: 3 (2.3s)

IterNodesCost
02381500
15671346
215081200
345221190
done50001190

prune438.0ms

Pruning

7 alts after pruning (5 fresh and 2 done)

Merged error: 3.5b

localize23.0ms

Local error

Found 4 expressions with local error:

1.9b
(log (- 1.0 (* y (- 1 (exp z)))))
3.4b
(- 1 (exp z))
3.4b
(- 1 (exp z))
3.4b
(- 1 (exp z))

rewrite43.0ms

Algorithm
rewrite-expression-head
Rules
14×add-sqr-sqrt *-un-lft-identity
10×add-log-exp
difference-of-squares
pow1 add-exp-log add-cube-cbrt
flip3-- add-cbrt-cube flip--
sub-neg log-prod diff-log distribute-lft-out--
log-div
rem-log-exp log-pow
Counts
4 → 59
Calls
4 calls:
8.0ms
(log (- 1.0 (* y (- 1 (exp z)))))
10.0ms
(- 1 (exp z))
14.0ms
(- 1 (exp z))
8.0ms
(- 1 (exp z))

series185.0ms

Counts
4 → 12
Calls
4 calls:
132.0ms
(log (- 1.0 (* y (- 1 (exp z)))))
15.0ms
(- 1 (exp z))
15.0ms
(- 1 (exp z))
22.0ms
(- 1 (exp z))

simplify2.2s

Counts
71 → 71
Iterations

Useful iterations: done (2.2s)

IterNodesCost
0111760
1259698
2690646
32196638
done5000633

prune406.0ms

Pruning

7 alts after pruning (4 fresh and 3 done)

Merged error: 3.5b

regimes335.0ms

Accuracy

60.4% (3.9b remaining)

Error of 8.4b against oracle of 4.6b and baseline of 14.3b

bsearch261.0ms

Steps
ItersRangePoint
8
-8.638556380710241e-134
-2.110475534095123e-136
-7.241287788275609e-136
9
-13383714263806988.0
-44422563.80804561
-45345376.06692872

simplify25.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
04362
16062
27262
37862
48362
58962
done8962

end0.0ms

sample5.9s

Algorithm
intervals
Results
1.7s1557×body10240exit
1.1s1443×body1280valid
710.0ms1545×body640valid
475.0ms2431×body80nan
466.0ms3558×body80valid
282.0ms915×body320valid
128.0ms84×body2560valid
80.0ms263×body640nan
77.0ms478×body160valid
71.0ms195×body320nan
46.0ms110×body1280nan
13.0ms100×body160nan