Details

Time bar (total: 14.3s)

sample65.0ms

Algorithm
intervals
Results
30.0ms237×body80valid
6.0ms13×body640valid
5.0ms10×body1280valid
4.0ms13×body320valid
1.0msbody160valid

simplify1.5s

Counts
1 → 1
Iterations
IterNodes
done5005
72087
6873
5342
4176
3101
250
122
011

prune6.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 12.3b

localize29.0ms

Local error

Found 3 expressions with local error:

0.0b
(* (- z t) y)
1.4b
(- (+ x y) (/ (* (- z t) y) (- a t)))
9.1b
(/ (* (- z t) y) (- a t))

rewrite88.0ms

Algorithm
rewrite-expression-head
Rules
18×*-un-lft-identity
17×add-sqr-sqrt
10×add-cbrt-cube add-exp-log
add-log-exp
add-cube-cbrt
pow1 associate-/r* times-frac associate-*l* distribute-lft-out--
flip3-- associate-*l/ flip-- difference-of-squares
associate-*r* insert-posit16
cbrt-undiv diff-log div-exp prod-exp associate-/r/ frac-sub cbrt-unprod associate-/l/
clear-num sum-log sub-neg frac-2neg flip3-+ pow-prod-down associate--l+ *-commutative flip-+ div-inv distribute-lft-out associate-/l* unswap-sqr
Counts
3 → 73
Calls
3 calls:
15.0ms
(* (- z t) y)
42.0ms
(- (+ x y) (/ (* (- z t) y) (- a t)))
30.0ms
(/ (* (- z t) y) (- a t))

series287.0ms

Counts
3 → 9
Calls
3 calls:
44.0ms
(* (- z t) y)
168.0ms
(- (+ x y) (/ (* (- z t) y) (- a t)))
76.0ms
(/ (* (- z t) y) (- a t))

simplify1.3s

Counts
82 → 82
Iterations
IterNodes
done5001
21373
1395
0153

prune412.0ms

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 3.4b

localize18.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ x (- y (/ (* (- z t) y) (- a t))))
0.0b
(* (- z t) y)
2.4b
(- y (/ (* (- z t) y) (- a t)))
9.1b
(/ (* (- z t) y) (- a t))

rewrite82.0ms

Algorithm
rewrite-expression-head
Rules
21×*-un-lft-identity
18×add-sqr-sqrt
11×add-cbrt-cube add-exp-log add-log-exp
add-cube-cbrt
pow1
associate-/r* times-frac associate-*l* distribute-lft-out--
flip3-- associate-*l/ insert-posit16 flip-- difference-of-squares
associate-*r*
cbrt-undiv associate-+r+ sum-log sub-neg diff-log div-exp prod-exp associate-/r/ cbrt-unprod distribute-lft-out associate-/l/
+-commutative clear-num associate-+r- frac-2neg flip3-+ pow-prod-down *-commutative flip-+ div-inv associate-/l* unswap-sqr
Counts
4 → 86
Calls
4 calls:
32.0ms
(+ x (- y (/ (* (- z t) y) (- a t))))
19.0ms
(* (- z t) y)
12.0ms
(- y (/ (* (- z t) y) (- a t)))
18.0ms
(/ (* (- z t) y) (- a t))

series410.0ms

Counts
4 → 12
Calls
4 calls:
156.0ms
(+ x (- y (/ (* (- z t) y) (- a t))))
34.0ms
(* (- z t) y)
139.0ms
(- y (/ (* (- z t) y) (- a t)))
81.0ms
(/ (* (- z t) y) (- a t))

simplify1.4s

Counts
98 → 98
Iterations
IterNodes
done5000
21238
1384
0150

prune395.0ms

Pruning

11 alts after pruning (10 fresh and 1 done)

Merged error: 3.1b

localize21.0ms

Local error

Found 4 expressions with local error:

0.0b
(+ x (- y (* (- z t) (/ y (- a t)))))
0.0b
(/ y (- a t))
5.0b
(- y (* (- z t) (/ y (- a t))))
9.9b
(* (- z t) (/ y (- a t)))

rewrite68.0ms

Algorithm
rewrite-expression-head
Rules
45×add-sqr-sqrt
42×*-un-lft-identity
31×times-frac
24×add-cube-cbrt
21×associate-*r*
11×add-cbrt-cube add-exp-log add-log-exp
distribute-lft-out-- difference-of-squares
pow1
associate-/r* flip3-- associate-*l* flip--
associate-/r/ insert-posit16
associate-/l*
frac-times cbrt-undiv associate-+r+ sum-log sub-neg diff-log div-exp associate-*l/ prod-exp cbrt-unprod div-inv unswap-sqr
+-commutative clear-num associate-+r- frac-2neg flip3-+ pow-prod-down associate-*r/ *-commutative flip-+ distribute-lft-out
Counts
4 → 115
Calls
4 calls:
9.0ms
(+ x (- y (* (- z t) (/ y (- a t)))))
11.0ms
(/ y (- a t))
10.0ms
(- y (* (- z t) (/ y (- a t))))
35.0ms
(* (- z t) (/ y (- a t)))

series409.0ms

Counts
4 → 12
Calls
4 calls:
168.0ms
(+ x (- y (* (- z t) (/ y (- a t)))))
33.0ms
(/ y (- a t))
126.0ms
(- y (* (- z t) (/ y (- a t))))
82.0ms
(* (- z t) (/ y (- a t)))

simplify1.6s

Counts
127 → 127
Iterations
IterNodes
done5000
21601
1443
0178

prune578.0ms

Pruning

10 alts after pruning (9 fresh and 1 done)

Merged error: 3.1b

localize21.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ 1 (- a t))
0.2b
(* y (/ 1 (- a t)))
8.4b
(- y (* (- z t) (* y (/ 1 (- a t)))))
9.9b
(* (- z t) (* y (/ 1 (- a t))))

rewrite85.0ms

Algorithm
rewrite-expression-head
Rules
48×add-sqr-sqrt
42×*-un-lft-identity
32×times-frac add-exp-log
25×add-cube-cbrt
22×associate-*r*
20×add-cbrt-cube
13×prod-exp
12×pow1
associate-*l* distribute-lft-out-- difference-of-squares
cbrt-unprod
flip3-- div-exp associate-*r/ flip-- add-log-exp
associate-/r*
frac-times pow-prod-down associate-/r/ un-div-inv insert-posit16
cbrt-undiv rec-exp 1-exp associate-/l* unswap-sqr
associate-*l/ *-commutative div-inv
clear-num sub-neg frac-2neg diff-log pow-flip inv-pow
Counts
4 → 133
Calls
4 calls:
10.0ms
(/ 1 (- a t))
18.0ms
(* y (/ 1 (- a t)))
6.0ms
(- y (* (- z t) (* y (/ 1 (- a t)))))
49.0ms
(* (- z t) (* y (/ 1 (- a t))))

series304.0ms

Counts
4 → 12
Calls
4 calls:
48.0ms
(/ 1 (- a t))
36.0ms
(* y (/ 1 (- a t)))
131.0ms
(- y (* (- z t) (* y (/ 1 (- a t)))))
88.0ms
(* (- z t) (* y (/ 1 (- a t))))

simplify1.9s

Counts
145 → 145
Iterations
IterNodes
done5000
21433
1441
0181

prune552.0ms

Pruning

11 alts after pruning (9 fresh and 2 done)

Merged error: 3.1b

regimes548.0ms

Accuracy

-22.6% (6.5b remaining)

Error of 10.4b against oracle of 3.9b and baseline of 9.2b

bsearch154.0ms

Steps
ItersRangePoint
9
1.3078459179729294e+100
1.0942324262445282e+106
5.8516997634450565e+103
8
-2.2626552322333282e+57
-3.605419337961467e+54
-3.882750870169282e+54

simplify6.0ms

Iterations
IterNodes
done35
135
026

end0.0ms

sample2.2s

Algorithm
intervals
Results
1.3s7354×body80valid
208.0ms433×body640valid
141.0ms403×body320valid
107.0ms236×body1280valid
49.0ms253×body160valid
7.0ms14×body2560valid