Details

Time bar (total: 20.0s)

sample204.0ms

Algorithm
intervals
Results
47.0ms53×body10240exit
41.0ms50×body1280valid
24.0ms50×body640valid
19.0ms15×body160valid
12.0ms106×body80valid
10.0ms34×body320valid
6.0ms82×body80nan
4.0msbody2560valid
3.0msbody640nan
1.0msbody160nan
1.0msbody1280nan
1.0msbody320nan

simplify2.6s

Counts
1 → 1
Iterations
IterNodes
done5001
73550
6735
5195
473
348
233
120
012

prune19.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 25.8b

localize18.0ms

Local error

Found 4 expressions with local error:

0.0b
(* y (exp z))
0.1b
(/ (log (+ (* y (exp z)) (- 1.0 y))) t)
1.4b
(log (+ (* y (exp z)) (- 1.0 y)))
2.8b
(+ (* y (exp z)) (- 1.0 y))

rewrite95.0ms

Algorithm
rewrite-expression-head
Rules
18×add-sqr-sqrt
16×*-un-lft-identity add-cube-cbrt
12×times-frac
11×pow1
add-log-exp
add-cbrt-cube add-exp-log
log-pow
log-div associate-/l*
log-prod associate-/r* flip3-+ associate-*r* associate-*l* flip-+
associate-+r+ sum-log div-sub
cbrt-undiv +-commutative clear-num associate-+r- sub-neg frac-2neg diff-log div-exp rem-log-exp pow-prod-down prod-exp *-commutative cbrt-unprod div-inv unswap-sqr
Counts
4 → 80
Calls
4 calls:
9.0ms
(* y (exp z))
41.0ms
(/ (log (+ (* y (exp z)) (- 1.0 y))) t)
25.0ms
(log (+ (* y (exp z)) (- 1.0 y)))
17.0ms
(+ (* y (exp z)) (- 1.0 y))

series496.0ms

Counts
4 → 12
Calls
4 calls:
41.0ms
(* y (exp z))
265.0ms
(/ (log (+ (* y (exp z)) (- 1.0 y))) t)
139.0ms
(log (+ (* y (exp z)) (- 1.0 y)))
50.0ms
(+ (* y (exp z)) (- 1.0 y))

simplify1.1s

Counts
92 → 92
Iterations
IterNodes
done5000
21789
1460
0195

prune668.0ms

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 2.7b

localize20.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ (* z 1.0) (* (* 0.5 z) z))
0.0b
(- x (/ (+ (log 1.0) (* y (+ (* z 1.0) (* (* 0.5 z) z)))) t))
2.6b
(* y (+ (* z 1.0) (* (* 0.5 z) z)))
7.4b
(/ (+ (log 1.0) (* y (+ (* z 1.0) (* (* 0.5 z) z)))) t)

rewrite137.0ms

Algorithm
rewrite-expression-head
Rules
21×add-sqr-sqrt
16×*-un-lft-identity
14×add-cube-cbrt
10×times-frac
add-cbrt-cube add-exp-log add-log-exp
pow1
associate-/r* flip3-+ associate-*r* associate-*l* flip-+ associate-/l*
associate-*r/ difference-of-squares associate-/l/
distribute-rgt-in cbrt-undiv +-commutative clear-num sum-log sub-neg frac-2neg distribute-lft-in flip3-- diff-log div-exp pow-prod-down prod-exp *-commutative cbrt-unprod div-inv flip-- distribute-lft-out-- unswap-sqr
Counts
4 → 77
Calls
4 calls:
12.0ms
(+ (* z 1.0) (* (* 0.5 z) z))
37.0ms
(- x (/ (+ (log 1.0) (* y (+ (* z 1.0) (* (* 0.5 z) z)))) t))
39.0ms
(* y (+ (* z 1.0) (* (* 0.5 z) z)))
47.0ms
(/ (+ (log 1.0) (* y (+ (* z 1.0) (* (* 0.5 z) z)))) t)

series784.0ms

Counts
4 → 12
Calls
4 calls:
152.0ms
(+ (* z 1.0) (* (* 0.5 z) z))
213.0ms
(- x (/ (+ (log 1.0) (* y (+ (* z 1.0) (* (* 0.5 z) z)))) t))
185.0ms
(* y (+ (* z 1.0) (* (* 0.5 z) z)))
234.0ms
(/ (+ (log 1.0) (* y (+ (* z 1.0) (* (* 0.5 z) z)))) t)

simplify983.0ms

Counts
89 → 89
Iterations
IterNodes
done5002
21980
1433
0160

prune648.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 2.7b

localize16.0ms

Local error

Found 2 expressions with local error:

0.0b
(- x (+ (/ (* z 1.0) (/ t y)) (/ (log 1.0) t)))
6.2b
(/ (* z 1.0) (/ t y))

rewrite100.0ms

Algorithm
rewrite-expression-head
Rules
31×times-frac
21×*-un-lft-identity
18×add-sqr-sqrt
16×add-cube-cbrt
14×add-cbrt-cube add-exp-log
13×associate-/r*
add-log-exp
cbrt-undiv div-exp
div-inv
pow1 diff-log prod-exp cbrt-unprod distribute-lft-out--
clear-num sum-log sub-neg frac-2neg flip3-- associate-/r/ flip-- distribute-lft-out associate-/l* associate--r+ difference-of-squares
Counts
2 → 63
Calls
2 calls:
87.0ms
(- x (+ (/ (* z 1.0) (/ t y)) (/ (log 1.0) t)))
11.0ms
(/ (* z 1.0) (/ t y))

series177.0ms

Counts
2 → 6
Calls
2 calls:
142.0ms
(- x (+ (/ (* z 1.0) (/ t y)) (/ (log 1.0) t)))
35.0ms
(/ (* z 1.0) (/ t y))

simplify986.0ms

Counts
69 → 69
Iterations
IterNodes
done5000
22142
1409
0154

prune511.0ms

Pruning

15 alts after pruning (15 fresh and 0 done)

Merged error: 2.7b

localize16.0ms

Local error

Found 2 expressions with local error:

0.0b
(- x (+ (* (/ z (/ t 1.0)) y) (/ (log 1.0) t)))
6.0b
(* (/ z (/ t 1.0)) y)

rewrite92.0ms

Algorithm
rewrite-expression-head
Rules
69×times-frac
49×add-sqr-sqrt
44×associate-*l*
40×*-un-lft-identity
38×add-cube-cbrt
11×add-cbrt-cube add-exp-log
add-log-exp
pow1 div-inv
cbrt-undiv div-exp associate-*r* prod-exp cbrt-unprod unswap-sqr
diff-log
sum-log sub-neg flip3-- pow-prod-down associate-*l/ associate-/r/ *-commutative flip-- associate--r+ distribute-lft-out-- difference-of-squares
Counts
2 → 82
Calls
2 calls:
59.0ms
(- x (+ (* (/ z (/ t 1.0)) y) (/ (log 1.0) t)))
26.0ms
(* (/ z (/ t 1.0)) y)

series249.0ms

Counts
2 → 6
Calls
2 calls:
204.0ms
(- x (+ (* (/ z (/ t 1.0)) y) (/ (log 1.0) t)))
44.0ms
(* (/ z (/ t 1.0)) y)

simplify1.1s

Counts
88 → 88
Iterations
IterNodes
done5000
22075
1466
0188

prune652.0ms

Pruning

15 alts after pruning (14 fresh and 1 done)

Merged error: 2.7b

regimes969.0ms

Accuracy

66.5% (4.4b remaining)

Error of 8.2b against oracle of 3.7b and baseline of 17.0b

bsearch124.0ms

Steps
ItersRangePoint
8
-60102695835691.71
-3658128597.9917617
-3716868871.2444687

simplify4.0ms

Iterations
IterNodes
done29
129
025

end0.0ms

sample7.3s

Algorithm
intervals
Results
2.1s1554×body10240exit
1.4s1467×body1280valid
870.0ms1496×body640valid
659.0ms456×body160valid
473.0ms3622×body80valid
307.0ms904×body320valid
205.0ms2459×body80nan
164.0ms82×body2560valid
92.0ms255×body640nan
59.0ms122×body1280nan
47.0ms195×body320nan
15.0ms100×body160nan