Details

Time bar (total: 18.8s)

sample50.0ms

Algorithm
intervals
Results
17.0ms240×body80valid
3.0ms11×body640valid
3.0ms15×body320valid
2.0msbody1280valid
1.0msbody160valid

simplify1.9s

Counts
1 → 1
Iterations
IterNodes
done5001
63019
5643
4223
3109
252
122
011

prune10.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 16.4b

localize37.0ms

Local error

Found 3 expressions with local error:

0.0b
(* (- z t) y)
2.1b
(- (+ x y) (/ (* (- z t) y) (- a t)))
10.8b
(/ (* (- z t) y) (- a t))

rewrite118.0ms

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*
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 → 70
Calls
3 calls:
34.0ms
(* (- z t) y)
46.0ms
(- (+ x y) (/ (* (- z t) y) (- a t)))
35.0ms
(/ (* (- z t) y) (- a t))

series330.0ms

Counts
3 → 9
Calls
3 calls:
50.0ms
(* (- z t) y)
183.0ms
(- (+ x y) (/ (* (- z t) y) (- a t)))
96.0ms
(/ (* (- z t) y) (- a t))

simplify1.9s

Counts
79 → 79
Iterations
IterNodes
done5001
21980
1392
0150

prune532.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 3.6b

localize17.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (- a t) y)
3.3b
(- (+ x y) (/ (- z t) (/ (- a t) y)))
9.5b
(/ (- z t) (/ (- a t) y))

rewrite144.0ms

Algorithm
rewrite-expression-head
Rules
203×times-frac
180×add-sqr-sqrt
176×*-un-lft-identity
87×add-cube-cbrt
45×difference-of-squares
44×distribute-lft-out--
22×associate-/r*
10×add-cbrt-cube add-exp-log associate-/l*
div-inv add-log-exp
cbrt-undiv div-exp associate-/l/
pow1 flip3-- div-sub flip--
clear-num frac-2neg diff-log frac-sub
sum-log sub-neg flip3-+ associate--l+ associate-/r/ flip-+ distribute-lft-out associate--r-
Counts
3 → 197
Calls
3 calls:
17.0ms
(/ (- a t) y)
93.0ms
(- (+ x y) (/ (- z t) (/ (- a t) y)))
24.0ms
(/ (- z t) (/ (- a t) y))

series438.0ms

Counts
3 → 9
Calls
3 calls:
53.0ms
(/ (- a t) y)
224.0ms
(- (+ x y) (/ (- z t) (/ (- a t) y)))
160.0ms
(/ (- z t) (/ (- a t) y))

simplify1.6s

Counts
206 → 206
Iterations
IterNodes
done5000
24495
1937
0303

prune1.2s

Pruning

10 alts after pruning (10 fresh and 0 done)

Merged error: 3.3b

localize20.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ (- a t) y)
5.4b
(- y (/ (- z t) (/ (- a t) y)))
9.5b
(/ (- z t) (/ (- a t) y))

rewrite104.0ms

Algorithm
rewrite-expression-head
Rules
203×times-frac
180×add-sqr-sqrt
174×*-un-lft-identity
87×add-cube-cbrt
45×difference-of-squares
43×distribute-lft-out--
22×associate-/r*
10×add-cbrt-cube add-exp-log associate-/l*
div-inv
add-log-exp
cbrt-undiv div-exp associate-/l/
pow1 flip3-- div-sub flip--
clear-num frac-2neg associate-/r/
sub-neg distribute-rgt-out-- diff-log associate--r-
Counts
3 → 193
Calls
3 calls:
12.0ms
(/ (- a t) y)
62.0ms
(- y (/ (- z t) (/ (- a t) y)))
21.0ms
(/ (- z t) (/ (- a t) y))

series246.0ms

Counts
3 → 9
Calls
3 calls:
34.0ms
(/ (- a t) y)
99.0ms
(- y (/ (- z t) (/ (- a t) y)))
112.0ms
(/ (- z t) (/ (- a t) y))

simplify1.5s

Counts
202 → 202
Iterations
IterNodes
done5000
24136
1857
0277

prune1.0s

Pruning

8 alts after pruning (8 fresh and 0 done)

Merged error: 3.3b

localize20.0ms

Local error

Found 4 expressions with local error:

0.0b
(/ (- a t) y)
0.3b
(/ 1 (/ (/ (- a t) y) (- z t)))
7.0b
(- y (/ 1 (/ (/ (- a t) y) (- z t))))
9.5b
(/ (/ (- a t) y) (- z t))

rewrite231.0ms

Algorithm
rewrite-expression-head
Rules
1195×times-frac
829×add-sqr-sqrt
812×*-un-lft-identity
450×add-cube-cbrt
185×difference-of-squares
180×distribute-lft-out--
109×associate-/r*
34×div-inv
32×add-exp-log
27×associate-/l*
20×add-cbrt-cube
19×div-exp
11×associate-/r/
10×cbrt-undiv
flip3-- flip--
add-log-exp
pow1
rec-exp clear-num frac-2neg 1-exp div-sub associate-/l/
sub-neg diff-log pow-flip inv-pow
Counts
4 → 628
Calls
4 calls:
12.0ms
(/ (- a t) y)
38.0ms
(/ 1 (/ (/ (- a t) y) (- z t)))
107.0ms
(- y (/ 1 (/ (/ (- a t) y) (- z t))))
27.0ms
(/ (/ (- a t) y) (- z t))

series511.0ms

Counts
4 → 12
Calls
4 calls:
47.0ms
(/ (- a t) y)
236.0ms
(/ 1 (/ (/ (- a t) y) (- z t)))
140.0ms
(- y (/ 1 (/ (/ (- a t) y) (- z t))))
88.0ms
(/ (/ (- a t) y) (- z t))

simplify1.9s

Counts
640 → 640
Iterations
IterNodes
done5001
12137
0716

prune2.9s

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 3.3b

regimes509.0ms

Accuracy

7% (5.1b remaining)

Error of 9.6b against oracle of 4.5b and baseline of 10.0b

bsearch131.0ms

Steps
ItersRangePoint
7
1.4681754242917785e-89
1.2124153812003553e-87
1.4876176460628895e-89
8
-7.856158276982065e-262
-4.474512449062363e-265
-7.749546496277328e-262

simplify6.0ms

Iterations
IterNodes
done34
134
025

end0.0ms

sample1.4s

Algorithm
intervals
Results
479.0ms7374×body80valid
393.0ms436×body640valid
90.0ms260×body160valid
58.0ms262×body1280valid
55.0ms409×body320valid
5.0ms16×body2560valid