Details

Time bar (total: 22.6s)

sample52.0ms

Algorithm
intervals
Results
20.0ms276×body80valid

simplify8.2s

Counts
1 → 1
Iterations

Useful iterations: 3 (22.0ms)

IterNodesCost
01011
11711
23211
36010
411510
519010
628610
742310
877210
9150710
10445910
done500010

prune29.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.1b

localize21.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ y (- a t))
3.7b
(fma (/ y (- a t)) (- z t) x)

rewrite27.0ms

Algorithm
rewrite-expression-head
Rules
20×add-sqr-sqrt *-un-lft-identity
15×times-frac
12×add-cube-cbrt
associate-/r*
add-exp-log add-cbrt-cube distribute-lft-out-- difference-of-squares
associate-/l*
pow1 expm1-log1p-u associate-/r/ log1p-expm1-u add-log-exp
cbrt-undiv flip3-- frac-2neg div-exp clear-num flip-- fma-udef div-inv
Counts
2 → 49
Calls
2 calls:
22.0ms
(/ y (- a t))
1.0ms
(fma (/ y (- a t)) (- z t) x)

series370.0ms

Counts
2 → 6
Calls
2 calls:
54.0ms
(/ y (- a t))
316.0ms
(fma (/ y (- a t)) (- z t) x)

simplify1.1s

Counts
55 → 55
Iterations

Useful iterations: 3 (409.0ms)

IterNodesCost
092550
1173533
2440493
31606491
done5000491

prune431.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.0b

localize37.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt (- a t))
0.6b
(cbrt (- a t))
0.6b
(cbrt (- a t))
3.7b
(fma (/ (/ y (* (cbrt (- a t)) (cbrt (- a t)))) (cbrt (- a t))) (- z t) x)

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
15×cbrt-prod
13×add-sqr-sqrt *-un-lft-identity
add-cube-cbrt
cbrt-div
pow1 add-exp-log expm1-log1p-u add-cbrt-cube log1p-expm1-u add-log-exp
flip3-- pow1/3 flip-- distribute-lft-out-- difference-of-squares
fma-udef
Counts
4 → 61
Calls
4 calls:
7.0ms
(cbrt (- a t))
7.0ms
(cbrt (- a t))
7.0ms
(cbrt (- a t))
1.0ms
(fma (/ (/ y (* (cbrt (- a t)) (cbrt (- a t)))) (cbrt (- a t))) (- z t) x)

series1.1s

Counts
4 → 12
Calls
4 calls:
248.0ms
(cbrt (- a t))
244.0ms
(cbrt (- a t))
247.0ms
(cbrt (- a t))
316.0ms
(fma (/ (/ y (* (cbrt (- a t)) (cbrt (- a t)))) (cbrt (- a t))) (- z t) x)

simplify1.3s

Counts
73 → 73
Iterations

Useful iterations: done (1.3s)

IterNodesCost
093889
1187871
2467717
31576646
done5000610

prune665.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0.0b

localize25.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (/ (* y (- z t)) (- a t)))
0.0b
(* y (- z t))
11.4b
(/ (* y (- z t)) (- a t))

rewrite137.0ms

Algorithm
rewrite-expression-head
Rules
28×add-sqr-sqrt *-un-lft-identity
20×add-cube-cbrt
18×prod-diff
11×distribute-rgt-in distribute-lft-in
10×add-exp-log add-cbrt-cube
pow1 times-frac associate-*r* associate-/r* add-log-exp
associate-*r/
expm1-log1p-u flip3-- fma-def associate-*l* flip-- log1p-expm1-u distribute-lft-out-- difference-of-squares
cbrt-undiv sub-neg 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 → 94
Calls
3 calls:
35.0ms
(+ x (/ (* y (- z t)) (- a t)))
47.0ms
(* y (- z t))
50.0ms
(/ (* y (- z t)) (- a t))

series329.0ms

Counts
3 → 9
Calls
3 calls:
149.0ms
(+ x (/ (* y (- z t)) (- a t)))
61.0ms
(* y (- z t))
119.0ms
(/ (* y (- z t)) (- a t))

simplify1.6s

Counts
103 → 103
Iterations

Useful iterations: done (1.5s)

IterNodesCost
01821394
14731183
218821015
done5000972

prune602.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize24.0ms

Local error

Found 3 expressions with local error:

0.0b
(+ x (/ y (/ (- a t) (- z t))))
0.0b
(/ (- a t) (- z t))
1.6b
(/ y (/ (- a t) (- z t)))

rewrite230.0ms

Algorithm
rewrite-expression-head
Rules
218×times-frac
198×*-un-lft-identity
196×add-sqr-sqrt
92×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 expm1-log1p-u fma-def log1p-expm1-u
frac-2neg clear-num associate-/l/
+-commutative flip3-+ div-sub sum-log flip-+ distribute-lft-out
Counts
3 → 215
Calls
3 calls:
116.0ms
(+ x (/ y (/ (- a t) (- z t))))
50.0ms
(/ (- a t) (- z t))
43.0ms
(/ y (/ (- a t) (- z t)))

series583.0ms

Counts
3 → 9
Calls
3 calls:
209.0ms
(+ x (/ y (/ (- a t) (- z t))))
100.0ms
(/ (- a t) (- z t))
274.0ms
(/ y (/ (- a t) (- z t)))

simplify2.3s

Counts
224 → 224
Iterations

Useful iterations: done (2.3s)

IterNodesCost
02983793
18123579
241103426
done50003418

prune1.5s

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

regimes424.0ms

Accuracy

0% (1.1b remaining)

Error of 1.2b against oracle of 0.0b and baseline of 1.2b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01115
11215
done1215

end0.0ms

sample1.6s

Algorithm
intervals
Results
680.0ms8754×body80valid
0.0msbody160valid