Details

Time bar (total: 16.1s)

sample42.0ms

Algorithm
intervals
Results
18.0ms274×body80valid
0.0msbody640valid

simplify774.0ms

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01011
11711
23211
35711
410011
513111
615811
718111
822311
928011
1031211
1135611
1239111
1340311
done40311

prune2.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 11.6b

localize12.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (/ (* y (- z t)) (- a t)))
0.0b
(* y (- z t))
12.0b
(/ (* y (- z t)) (- a t))

rewrite83.0ms

Algorithm
rewrite-expression-head
Rules
15×add-sqr-sqrt *-un-lft-identity
10×add-exp-log add-cbrt-cube
add-cube-cbrt
pow1 times-frac associate-*r* associate-/r* add-log-exp
associate-*r/
flip3-- associate-*l* flip-- distribute-lft-out-- difference-of-squares
cbrt-undiv distribute-rgt-in sub-neg distribute-lft-in div-exp prod-exp associate-/r/ cbrt-unprod associate-/l/
+-commutative frac-2neg flip3-+ pow-prod-down clear-num sum-log *-commutative flip-+ div-inv distribute-lft-out associate-/l* unswap-sqr
Counts
3 → 67
Calls
3 calls:
22.0ms
(+ x (/ (* y (- z t)) (- a t)))
31.0ms
(* y (- z t))
28.0ms
(/ (* y (- z t)) (- a t))

series278.0ms

Counts
3 → 9
Calls
3 calls:
121.0ms
(+ x (/ (* y (- z t)) (- a t)))
48.0ms
(* y (- z t))
108.0ms
(/ (* y (- z t)) (- a t))

simplify2.6s

Counts
76 → 76
Iterations

Useful iterations: 2 (168.0ms)

IterNodesCost
0128846
1334793
21070715
34822715
done5002715

prune171.0ms

Pruning

6 alts after pruning (6 fresh and 0 done)

Merged error: 0.0b

localize11.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (* y (/ (- z t) (- a t))))
0.0b
(/ (- z t) (- a t))
2.2b
(* y (/ (- z t) (- a t)))

rewrite101.0ms

Algorithm
rewrite-expression-head
Rules
76×add-sqr-sqrt
71×*-un-lft-identity
51×times-frac
31×associate-*r*
27×add-cube-cbrt
22×distribute-lft-out-- difference-of-squares
10×add-exp-log add-cbrt-cube
pow1 associate-/r* associate-/l* add-log-exp
associate-/r/
flip3-- associate-*l* flip--
cbrt-undiv div-exp prod-exp cbrt-unprod div-inv associate-/l/ unswap-sqr
+-commutative frac-2neg flip3-+ div-sub associate-*r/ pow-prod-down clear-num sum-log *-commutative flip-+
Counts
3 → 113
Calls
3 calls:
11.0ms
(+ x (* y (/ (- z t) (- a t))))
34.0ms
(/ (- z t) (- a t))
48.0ms
(* y (/ (- z t) (- a t)))

series319.0ms

Counts
3 → 9
Calls
3 calls:
134.0ms
(+ x (* y (/ (- z t) (- a t))))
79.0ms
(/ (- z t) (- a t))
106.0ms
(* y (/ (- z t) (- a t)))

simplify2.1s

Counts
122 → 122
Iterations

Useful iterations: 2 (199.0ms)

IterNodesCost
01621555
14171454
211781368
337041368
done50001368

prune421.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0b

localize15.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (/ y (/ (- a t) (- z t))))
0.0b
(/ (- a t) (- z t))
2.5b
(/ y (/ (- a t) (- z t)))

rewrite176.0ms

Algorithm
rewrite-expression-head
Rules
218×times-frac
197×*-un-lft-identity
195×add-sqr-sqrt
91×add-cube-cbrt
52×distribute-lft-out-- difference-of-squares
36×associate-/r*
11×associate-/r/
10×add-exp-log add-cbrt-cube
associate-/l*
flip3-- flip-- div-inv
add-log-exp
cbrt-undiv div-exp
pow1
frac-2neg clear-num associate-/l/
+-commutative flip3-+ div-sub sum-log flip-+ distribute-lft-out
Counts
3 → 206
Calls
3 calls:
69.0ms
(+ x (/ y (/ (- a t) (- z t))))
47.0ms
(/ (- a t) (- z t))
48.0ms
(/ y (/ (- a t) (- z t)))

series480.0ms

Counts
3 → 9
Calls
3 calls:
172.0ms
(+ x (/ y (/ (- a t) (- z t))))
78.0ms
(/ (- a t) (- z t))
230.0ms
(/ y (/ (- a t) (- z t)))

simplify1.6s

Counts
215 → 215
Iterations

Useful iterations: done (1.6s)

IterNodesCost
02923733
16803484
224083378
done50003372

prune729.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize27.0ms

Local error

Found 3 expressions with local error:

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

rewrite106.0ms

Algorithm
rewrite-expression-head
Rules
44×add-sqr-sqrt
39×*-un-lft-identity
31×times-frac
23×add-cube-cbrt
21×associate-*l*
10×add-exp-log add-cbrt-cube
distribute-lft-out-- difference-of-squares
pow1 associate-*r* associate-/r* add-log-exp
distribute-rgt-in sub-neg associate-+r+ flip3-- distribute-lft-in associate-/r/ flip--
associate-/l*
cbrt-undiv frac-times associate-*r/ div-exp prod-exp cbrt-unprod div-inv unswap-sqr
+-commutative frac-2neg flip3-+ pow-prod-down associate-*l/ clear-num sum-log *-commutative flip-+
Counts
3 → 102
Calls
3 calls:
8.0ms
(+ x (* (/ y (- a t)) (- z t)))
15.0ms
(/ y (- a t))
79.0ms
(* (/ y (- a t)) (- z t))

series449.0ms

Counts
3 → 9
Calls
3 calls:
187.0ms
(+ x (* (/ y (- a t)) (- z t)))
51.0ms
(/ y (- a t))
211.0ms
(* (/ y (- a t)) (- z t))

simplify3.4s

Counts
111 → 111
Iterations

Useful iterations: 2 (336.0ms)

IterNodesCost
01661295
14081238
213101158
346501158
done50011158

prune346.0ms

Pruning

4 alts after pruning (2 fresh and 2 done)

Merged error: 0b

regimes280.0ms

Accuracy

29.7% (0.9b remaining)

Error of 0.9b against oracle of 0.0b and baseline of 1.3b

bsearch1.0ms

simplify3.0ms

Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
02257
12757
done2757

end0.0ms

sample1.6s

Algorithm
intervals
Results
587.0ms8686×body80valid
1.0msbody640valid
0.0msbody160valid